diff options
46 files changed, 565 insertions, 258 deletions
@@ -306,6 +306,11 @@ Jens Axboe <axboe@kernel.dk> <axboe@fb.com> Jens Axboe <axboe@kernel.dk> <axboe@meta.com> Jens Osterkamp <Jens.Osterkamp@de.ibm.com> Jernej Skrabec <jernej.skrabec@gmail.com> <jernej.skrabec@siol.net> +Jesper Dangaard Brouer <hawk@kernel.org> <brouer@redhat.com> +Jesper Dangaard Brouer <hawk@kernel.org> <hawk@comx.dk> +Jesper Dangaard Brouer <hawk@kernel.org> <jbrouer@redhat.com> +Jesper Dangaard Brouer <hawk@kernel.org> <jdb@comx.dk> +Jesper Dangaard Brouer <hawk@kernel.org> <netoptimizer@brouer.com> Jessica Zhang <quic_jesszhan@quicinc.com> <jesszhan@codeaurora.org> Jilai Wang <quic_jilaiw@quicinc.com> <jilaiw@codeaurora.org> Jiri Kosina <jikos@kernel.org> <jikos@jikos.cz> diff --git a/MAINTAINERS b/MAINTAINERS index e9659a5a7fb3..6880a8fac74c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16042,6 +16042,7 @@ M: "David S. Miller" <davem@davemloft.net> M: Eric Dumazet <edumazet@google.com> M: Jakub Kicinski <kuba@kernel.org> M: Paolo Abeni <pabeni@redhat.com> +R: Simon Horman <horms@kernel.org> L: netdev@vger.kernel.org S: Maintained P: Documentation/process/maintainer-netdev.rst @@ -16084,6 +16085,7 @@ F: include/uapi/linux/rtnetlink.h F: lib/net_utils.c F: lib/random32.c F: net/ +F: samples/pktgen/ F: tools/net/ F: tools/testing/selftests/net/ X: Documentation/networking/mac80211-injection.rst diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 4e8710c7cb7b..5290f5ad98f3 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -2733,26 +2733,27 @@ static u32 ksz_get_phy_flags(struct dsa_switch *ds, int port) return MICREL_KSZ8_P1_ERRATA; break; case KSZ8567_CHIP_ID: + /* KSZ8567R Errata DS80000752C Module 4 */ + case KSZ8765_CHIP_ID: + case KSZ8794_CHIP_ID: + case KSZ8795_CHIP_ID: + /* KSZ879x/KSZ877x/KSZ876x Errata DS80000687C Module 2 */ case KSZ9477_CHIP_ID: + /* KSZ9477S Errata DS80000754A Module 4 */ case KSZ9567_CHIP_ID: + /* KSZ9567S Errata DS80000756A Module 4 */ case KSZ9896_CHIP_ID: + /* KSZ9896C Errata DS80000757A Module 3 */ case KSZ9897_CHIP_ID: - /* KSZ9477 Errata DS80000754C - * - * Module 4: Energy Efficient Ethernet (EEE) feature select must - * be manually disabled + /* KSZ9897R Errata DS80000758C Module 4 */ + /* Energy Efficient Ethernet (EEE) feature select must be manually disabled * The EEE feature is enabled by default, but it is not fully * operational. It must be manually disabled through register * controls. If not disabled, the PHY ports can auto-negotiate * to enable EEE, and this feature can cause link drops when * linked to another device supporting EEE. * - * The same item appears in the errata for the KSZ9567, KSZ9896, - * and KSZ9897. - * - * A similar item appears in the errata for the KSZ8567, but - * provides an alternative workaround. For now, use the simple - * workaround of disabling the EEE feature for this device too. + * The same item appears in the errata for all switches above. */ return MICREL_NO_EEE; } diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index c34caf9815c5..a54682240839 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -206,6 +206,7 @@ struct mv88e6xxx_gpio_ops; struct mv88e6xxx_avb_ops; struct mv88e6xxx_ptp_ops; struct mv88e6xxx_pcs_ops; +struct mv88e6xxx_cc_coeffs; struct mv88e6xxx_irq { u16 masked; @@ -408,6 +409,7 @@ struct mv88e6xxx_chip { struct cyclecounter tstamp_cc; struct timecounter tstamp_tc; struct delayed_work overflow_work; + const struct mv88e6xxx_cc_coeffs *cc_coeffs; struct ptp_clock *ptp_clock; struct ptp_clock_info ptp_clock_info; @@ -731,10 +733,6 @@ struct mv88e6xxx_ptp_ops { int arr1_sts_reg; int dep_sts_reg; u32 rx_filters; - u32 cc_shift; - u32 cc_mult; - u32 cc_mult_num; - u32 cc_mult_dem; }; struct mv88e6xxx_pcs_ops { diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index 5394a8cf7bf1..04053fdc6489 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -1713,6 +1713,7 @@ int mv88e6393x_port_set_policy(struct mv88e6xxx_chip *chip, int port, ptr = shift / 8; shift %= 8; mask >>= ptr * 8; + ptr <<= 8; err = mv88e6393x_port_policy_read(chip, port, ptr, ®); if (err) diff --git a/drivers/net/dsa/mv88e6xxx/ptp.c b/drivers/net/dsa/mv88e6xxx/ptp.c index 56391e09b325..aed4a4b07f34 100644 --- a/drivers/net/dsa/mv88e6xxx/ptp.c +++ b/drivers/net/dsa/mv88e6xxx/ptp.c @@ -18,6 +18,13 @@ #define MV88E6XXX_MAX_ADJ_PPB 1000000 +struct mv88e6xxx_cc_coeffs { + u32 cc_shift; + u32 cc_mult; + u32 cc_mult_num; + u32 cc_mult_dem; +}; + /* Family MV88E6250: * Raw timestamps are in units of 10-ns clock periods. * @@ -25,22 +32,43 @@ * simplifies to * clkadj = scaled_ppm * 2^7 / 5^5 */ -#define MV88E6250_CC_SHIFT 28 -#define MV88E6250_CC_MULT (10 << MV88E6250_CC_SHIFT) -#define MV88E6250_CC_MULT_NUM (1 << 7) -#define MV88E6250_CC_MULT_DEM 3125ULL +#define MV88E6XXX_CC_10NS_SHIFT 28 +static const struct mv88e6xxx_cc_coeffs mv88e6xxx_cc_10ns_coeffs = { + .cc_shift = MV88E6XXX_CC_10NS_SHIFT, + .cc_mult = 10 << MV88E6XXX_CC_10NS_SHIFT, + .cc_mult_num = 1 << 7, + .cc_mult_dem = 3125ULL, +}; -/* Other families: +/* Other families except MV88E6393X in internal clock mode: * Raw timestamps are in units of 8-ns clock periods. * * clkadj = scaled_ppm * 8*2^28 / (10^6 * 2^16) * simplifies to * clkadj = scaled_ppm * 2^9 / 5^6 */ -#define MV88E6XXX_CC_SHIFT 28 -#define MV88E6XXX_CC_MULT (8 << MV88E6XXX_CC_SHIFT) -#define MV88E6XXX_CC_MULT_NUM (1 << 9) -#define MV88E6XXX_CC_MULT_DEM 15625ULL +#define MV88E6XXX_CC_8NS_SHIFT 28 +static const struct mv88e6xxx_cc_coeffs mv88e6xxx_cc_8ns_coeffs = { + .cc_shift = MV88E6XXX_CC_8NS_SHIFT, + .cc_mult = 8 << MV88E6XXX_CC_8NS_SHIFT, + .cc_mult_num = 1 << 9, + .cc_mult_dem = 15625ULL +}; + +/* Family MV88E6393X using internal clock: + * Raw timestamps are in units of 4-ns clock periods. + * + * clkadj = scaled_ppm * 4*2^28 / (10^6 * 2^16) + * simplifies to + * clkadj = scaled_ppm * 2^8 / 5^6 + */ +#define MV88E6XXX_CC_4NS_SHIFT 28 +static const struct mv88e6xxx_cc_coeffs mv88e6xxx_cc_4ns_coeffs = { + .cc_shift = MV88E6XXX_CC_4NS_SHIFT, + .cc_mult = 4 << MV88E6XXX_CC_4NS_SHIFT, + .cc_mult_num = 1 << 8, + .cc_mult_dem = 15625ULL +}; #define TAI_EVENT_WORK_INTERVAL msecs_to_jiffies(100) @@ -83,6 +111,33 @@ static int mv88e6352_set_gpio_func(struct mv88e6xxx_chip *chip, int pin, return chip->info->ops->gpio_ops->set_pctl(chip, pin, func); } +static const struct mv88e6xxx_cc_coeffs * +mv88e6xxx_cc_coeff_get(struct mv88e6xxx_chip *chip) +{ + u16 period_ps; + int err; + + err = mv88e6xxx_tai_read(chip, MV88E6XXX_TAI_CLOCK_PERIOD, &period_ps, 1); + if (err) { + dev_err(chip->dev, "failed to read cycle counter period: %d\n", + err); + return ERR_PTR(err); + } + + switch (period_ps) { + case 4000: + return &mv88e6xxx_cc_4ns_coeffs; + case 8000: + return &mv88e6xxx_cc_8ns_coeffs; + case 10000: + return &mv88e6xxx_cc_10ns_coeffs; + default: + dev_err(chip->dev, "unexpected cycle counter period of %u ps\n", + period_ps); + return ERR_PTR(-ENODEV); + } +} + static u64 mv88e6352_ptp_clock_read(const struct cyclecounter *cc) { struct mv88e6xxx_chip *chip = cc_to_chip(cc); @@ -204,7 +259,6 @@ out: static int mv88e6xxx_ptp_adjfine(struct ptp_clock_info *ptp, long scaled_ppm) { struct mv88e6xxx_chip *chip = ptp_to_chip(ptp); - const struct mv88e6xxx_ptp_ops *ptp_ops = chip->info->ops->ptp_ops; int neg_adj = 0; u32 diff, mult; u64 adj; @@ -214,10 +268,10 @@ static int mv88e6xxx_ptp_adjfine(struct ptp_clock_info *ptp, long scaled_ppm) scaled_ppm = -scaled_ppm; } - mult = ptp_ops->cc_mult; - adj = ptp_ops->cc_mult_num; + mult = chip->cc_coeffs->cc_mult; + adj = chip->cc_coeffs->cc_mult_num; adj *= scaled_ppm; - diff = div_u64(adj, ptp_ops->cc_mult_dem); + diff = div_u64(adj, chip->cc_coeffs->cc_mult_dem); mv88e6xxx_reg_lock(chip); @@ -364,10 +418,6 @@ const struct mv88e6xxx_ptp_ops mv88e6165_ptp_ops = { (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) | (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ), - .cc_shift = MV88E6XXX_CC_SHIFT, - .cc_mult = MV88E6XXX_CC_MULT, - .cc_mult_num = MV88E6XXX_CC_MULT_NUM, - .cc_mult_dem = MV88E6XXX_CC_MULT_DEM, }; const struct mv88e6xxx_ptp_ops mv88e6250_ptp_ops = { @@ -391,10 +441,6 @@ const struct mv88e6xxx_ptp_ops mv88e6250_ptp_ops = { (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) | (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ), - .cc_shift = MV88E6250_CC_SHIFT, - .cc_mult = MV88E6250_CC_MULT, - .cc_mult_num = MV88E6250_CC_MULT_NUM, - .cc_mult_dem = MV88E6250_CC_MULT_DEM, }; const struct mv88e6xxx_ptp_ops mv88e6352_ptp_ops = { @@ -418,10 +464,6 @@ const struct mv88e6xxx_ptp_ops mv88e6352_ptp_ops = { (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) | (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ), - .cc_shift = MV88E6XXX_CC_SHIFT, - .cc_mult = MV88E6XXX_CC_MULT, - .cc_mult_num = MV88E6XXX_CC_MULT_NUM, - .cc_mult_dem = MV88E6XXX_CC_MULT_DEM, }; const struct mv88e6xxx_ptp_ops mv88e6390_ptp_ops = { @@ -446,10 +488,6 @@ const struct mv88e6xxx_ptp_ops mv88e6390_ptp_ops = { (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) | (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ), - .cc_shift = MV88E6XXX_CC_SHIFT, - .cc_mult = MV88E6XXX_CC_MULT, - .cc_mult_num = MV88E6XXX_CC_MULT_NUM, - .cc_mult_dem = MV88E6XXX_CC_MULT_DEM, }; static u64 mv88e6xxx_ptp_clock_read(const struct cyclecounter *cc) @@ -462,10 +500,10 @@ static u64 mv88e6xxx_ptp_clock_read(const struct cyclecounter *cc) return 0; } -/* With a 125MHz input clock, the 32-bit timestamp counter overflows in ~34.3 +/* With a 250MHz input clock, the 32-bit timestamp counter overflows in ~17.2 * seconds; this task forces periodic reads so that we don't miss any. */ -#define MV88E6XXX_TAI_OVERFLOW_PERIOD (HZ * 16) +#define MV88E6XXX_TAI_OVERFLOW_PERIOD (HZ * 8) static void mv88e6xxx_ptp_overflow_check(struct work_struct *work) { struct delayed_work *dw = to_delayed_work(work); @@ -484,11 +522,15 @@ int mv88e6xxx_ptp_setup(struct mv88e6xxx_chip *chip) int i; /* Set up the cycle counter */ + chip->cc_coeffs = mv88e6xxx_cc_coeff_get(chip); + if (IS_ERR(chip->cc_coeffs)) + return PTR_ERR(chip->cc_coeffs); + memset(&chip->tstamp_cc, 0, sizeof(chip->tstamp_cc)); chip->tstamp_cc.read = mv88e6xxx_ptp_clock_read; chip->tstamp_cc.mask = CYCLECOUNTER_MASK(32); - chip->tstamp_cc.mult = ptp_ops->cc_mult; - chip->tstamp_cc.shift = ptp_ops->cc_shift; + chip->tstamp_cc.mult = chip->cc_coeffs->cc_mult; + chip->tstamp_cc.shift = chip->cc_coeffs->cc_shift; timecounter_init(&chip->tstamp_tc, &chip->tstamp_cc, ktime_to_ns(ktime_get_real())); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 6e422e24750a..99d025b69079 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2254,10 +2254,11 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, if (!bnxt_get_rx_ts_p5(bp, &ts, cmpl_ts)) { struct bnxt_ptp_cfg *ptp = bp->ptp_cfg; + unsigned long flags; - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); ns = timecounter_cyc2time(&ptp->tc, ts); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); memset(skb_hwtstamps(skb), 0, sizeof(*skb_hwtstamps(skb))); skb_hwtstamps(skb)->hwtstamp = ns_to_ktime(ns); @@ -2757,17 +2758,18 @@ static int bnxt_async_event_process(struct bnxt *bp, case ASYNC_EVENT_CMPL_PHC_UPDATE_EVENT_DATA1_FLAGS_PHC_RTC_UPDATE: if (BNXT_PTP_USE_RTC(bp)) { struct bnxt_ptp_cfg *ptp = bp->ptp_cfg; + unsigned long flags; u64 ns; if (!ptp) goto async_event_process_exit; - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); bnxt_ptp_update_current_time(bp); ns = (((u64)BNXT_EVENT_PHC_RTC_UPDATE(data1) << BNXT_PHC_BITS) | ptp->current_time); bnxt_ptp_rtc_timecounter_init(ptp, ns); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); } break; } @@ -13494,9 +13496,11 @@ static void bnxt_force_fw_reset(struct bnxt *bp) return; if (ptp) { - spin_lock_bh(&ptp->ptp_lock); + unsigned long flags; + + spin_lock_irqsave(&ptp->ptp_lock, flags); set_bit(BNXT_STATE_IN_FW_RESET, &bp->state); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); } else { set_bit(BNXT_STATE_IN_FW_RESET, &bp->state); } @@ -13561,9 +13565,11 @@ void bnxt_fw_reset(struct bnxt *bp) int n = 0, tmo; if (ptp) { - spin_lock_bh(&ptp->ptp_lock); + unsigned long flags; + + spin_lock_irqsave(&ptp->ptp_lock, flags); set_bit(BNXT_STATE_IN_FW_RESET, &bp->state); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); } else { set_bit(BNXT_STATE_IN_FW_RESET, &bp->state); } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c index 37d42423459c..fa514be87650 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c @@ -62,13 +62,14 @@ static int bnxt_ptp_settime(struct ptp_clock_info *ptp_info, struct bnxt_ptp_cfg *ptp = container_of(ptp_info, struct bnxt_ptp_cfg, ptp_info); u64 ns = timespec64_to_ns(ts); + unsigned long flags; if (BNXT_PTP_USE_RTC(ptp->bp)) return bnxt_ptp_cfg_settime(ptp->bp, ns); - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); timecounter_init(&ptp->tc, &ptp->cc, ns); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); return 0; } @@ -100,13 +101,14 @@ static int bnxt_refclk_read(struct bnxt *bp, struct ptp_system_timestamp *sts, static void bnxt_ptp_get_current_time(struct bnxt *bp) { struct bnxt_ptp_cfg *ptp = bp->ptp_cfg; + unsigned long flags; if (!ptp) return; - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); WRITE_ONCE(ptp->old_time, ptp->current_time); bnxt_refclk_read(bp, NULL, &ptp->current_time); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); } static int bnxt_hwrm_port_ts_query(struct bnxt *bp, u32 flags, u64 *ts, @@ -149,17 +151,18 @@ static int bnxt_ptp_gettimex(struct ptp_clock_info *ptp_info, { struct bnxt_ptp_cfg *ptp = container_of(ptp_info, struct bnxt_ptp_cfg, ptp_info); + unsigned long flags; u64 ns, cycles; int rc; - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); rc = bnxt_refclk_read(ptp->bp, sts, &cycles); if (rc) { - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); return rc; } ns = timecounter_cyc2time(&ptp->tc, cycles); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); *ts = ns_to_timespec64(ns); return 0; @@ -177,6 +180,7 @@ void bnxt_ptp_update_current_time(struct bnxt *bp) static int bnxt_ptp_adjphc(struct bnxt_ptp_cfg *ptp, s64 delta) { struct hwrm_port_mac_cfg_input *req; + unsigned long flags; int rc; rc = hwrm_req_init(ptp->bp, req, HWRM_PORT_MAC_CFG); @@ -190,9 +194,9 @@ static int bnxt_ptp_adjphc(struct bnxt_ptp_cfg *ptp, s64 delta) if (rc) { netdev_err(ptp->bp->dev, "ptp adjphc failed. rc = %x\n", rc); } else { - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); bnxt_ptp_update_current_time(ptp->bp); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); } return rc; @@ -202,13 +206,14 @@ static int bnxt_ptp_adjtime(struct ptp_clock_info *ptp_info, s64 delta) { struct bnxt_ptp_cfg *ptp = container_of(ptp_info, struct bnxt_ptp_cfg, ptp_info); + unsigned long flags; if (BNXT_PTP_USE_RTC(ptp->bp)) return bnxt_ptp_adjphc(ptp, delta); - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); timecounter_adjtime(&ptp->tc, delta); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); return 0; } @@ -236,14 +241,15 @@ static int bnxt_ptp_adjfine(struct ptp_clock_info *ptp_info, long scaled_ppm) struct bnxt_ptp_cfg *ptp = container_of(ptp_info, struct bnxt_ptp_cfg, ptp_info); struct bnxt *bp = ptp->bp; + unsigned long flags; if (!BNXT_MH(bp)) return bnxt_ptp_adjfine_rtc(bp, scaled_ppm); - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); timecounter_read(&ptp->tc); ptp->cc.mult = adjust_by_scaled_ppm(ptp->cmult, scaled_ppm); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); return 0; } @@ -251,12 +257,13 @@ void bnxt_ptp_pps_event(struct bnxt *bp, u32 data1, u32 data2) { struct bnxt_ptp_cfg *ptp = bp->ptp_cfg; struct ptp_clock_event event; + unsigned long flags; u64 ns, pps_ts; pps_ts = EVENT_PPS_TS(data2, data1); - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); ns = timecounter_cyc2time(&ptp->tc, pps_ts); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); switch (EVENT_DATA2_PPS_EVENT_TYPE(data2)) { case ASYNC_EVENT_CMPL_PPS_TIMESTAMP_EVENT_DATA2_EVENT_TYPE_INTERNAL: @@ -393,16 +400,17 @@ static int bnxt_get_target_cycles(struct bnxt_ptp_cfg *ptp, u64 target_ns, { u64 cycles_now; u64 nsec_now, nsec_delta; + unsigned long flags; int rc; - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); rc = bnxt_refclk_read(ptp->bp, NULL, &cycles_now); if (rc) { - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); return rc; } nsec_now = timecounter_cyc2time(&ptp->tc, cycles_now); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); nsec_delta = target_ns - nsec_now; *cycles_delta = div64_u64(nsec_delta << ptp->cc.shift, ptp->cc.mult); @@ -689,6 +697,7 @@ static int bnxt_stamp_tx_skb(struct bnxt *bp, int slot) struct skb_shared_hwtstamps timestamp; struct bnxt_ptp_tx_req *txts_req; unsigned long now = jiffies; + unsigned long flags; u64 ts = 0, ns = 0; u32 tmo = 0; int rc; @@ -702,9 +711,9 @@ static int bnxt_stamp_tx_skb(struct bnxt *bp, int slot) tmo, slot); if (!rc) { memset(×tamp, 0, sizeof(timestamp)); - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); ns = timecounter_cyc2time(&ptp->tc, ts); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); timestamp.hwtstamp = ns_to_ktime(ns); skb_tstamp_tx(txts_req->tx_skb, ×tamp); ptp->stats.ts_pkts++; @@ -730,6 +739,7 @@ static long bnxt_ptp_ts_aux_work(struct ptp_clock_info *ptp_info) unsigned long now = jiffies; struct bnxt *bp = ptp->bp; u16 cons = ptp->txts_cons; + unsigned long flags; u32 num_requests; int rc = 0; @@ -757,9 +767,9 @@ next_slot: bnxt_ptp_get_current_time(bp); ptp->next_period = now + HZ; if (time_after_eq(now, ptp->next_overflow_check)) { - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); timecounter_read(&ptp->tc); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); ptp->next_overflow_check = now + BNXT_PHC_OVERFLOW_PERIOD; } if (rc == -EAGAIN) @@ -819,6 +829,7 @@ void bnxt_tx_ts_cmp(struct bnxt *bp, struct bnxt_napi *bnapi, u32 opaque = tscmp->tx_ts_cmp_opaque; struct bnxt_tx_ring_info *txr; struct bnxt_sw_tx_bd *tx_buf; + unsigned long flags; u64 ts, ns; u16 cons; @@ -833,9 +844,9 @@ void bnxt_tx_ts_cmp(struct bnxt *bp, struct bnxt_napi *bnapi, le32_to_cpu(tscmp->tx_ts_cmp_flags_type), le32_to_cpu(tscmp->tx_ts_cmp_errors_v)); } else { - spin_lock_bh(&ptp->ptp_lock); + spin_lock_irqsave(&ptp->ptp_lock, flags); ns = timecounter_cyc2time(&ptp->tc, ts); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); timestamp.hwtstamp = ns_to_ktime(ns); skb_tstamp_tx(tx_buf->skb, ×tamp); } @@ -975,6 +986,7 @@ void bnxt_ptp_rtc_timecounter_init(struct bnxt_ptp_cfg *ptp, u64 ns) int bnxt_ptp_init_rtc(struct bnxt *bp, bool phc_cfg) { struct timespec64 tsp; + unsigned long flags; u64 ns; int rc; @@ -993,9 +1005,9 @@ int bnxt_ptp_init_rtc(struct bnxt *bp, bool phc_cfg) if (rc) return rc; } - spin_lock_bh(&bp->ptp_cfg->ptp_lock); + spin_lock_irqsave(&bp->ptp_cfg->ptp_lock, flags); bnxt_ptp_rtc_timecounter_init(bp->ptp_cfg, ns); - spin_unlock_bh(&bp->ptp_cfg->ptp_lock); + spin_unlock_irqrestore(&bp->ptp_cfg->ptp_lock, flags); return 0; } @@ -1063,10 +1075,12 @@ int bnxt_ptp_init(struct bnxt *bp, bool phc_cfg) atomic64_set(&ptp->stats.ts_err, 0); if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { - spin_lock_bh(&ptp->ptp_lock); + unsigned long flags; + + spin_lock_irqsave(&ptp->ptp_lock, flags); bnxt_refclk_read(bp, NULL, &ptp->current_time); WRITE_ONCE(ptp->old_time, ptp->current_time); - spin_unlock_bh(&ptp->ptp_lock); + spin_unlock_irqrestore(&ptp->ptp_lock, flags); ptp_schedule_worker(ptp->ptp_clock, 0); } ptp->txts_tmo = BNXT_PTP_DFLT_TX_TMO; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h index a9a2f9a18c9c..f322466ecad3 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h @@ -146,11 +146,13 @@ struct bnxt_ptp_cfg { }; #if BITS_PER_LONG == 32 -#define BNXT_READ_TIME64(ptp, dst, src) \ -do { \ - spin_lock_bh(&(ptp)->ptp_lock); \ - (dst) = (src); \ - spin_unlock_bh(&(ptp)->ptp_lock); \ +#define BNXT_READ_TIME64(ptp, dst, src) \ +do { \ + unsigned long flags; \ + \ + spin_lock_irqsave(&(ptp)->ptp_lock, flags); \ + (dst) = (src); \ + spin_unlock_irqrestore(&(ptp)->ptp_lock, flags); \ } while (0) #else #define BNXT_READ_TIME64(ptp, dst, src) \ diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index a8596ebcdfd6..875fe379eea2 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -1381,10 +1381,8 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) be_get_wrb_params_from_skb(adapter, skb, &wrb_params); wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params); - if (unlikely(!wrb_cnt)) { - dev_kfree_skb_any(skb); - goto drop; - } + if (unlikely(!wrb_cnt)) + goto drop_skb; /* if os2bmc is enabled and if the pkt is destined to bmc, * enqueue the pkt a 2nd time with mgmt bit set. @@ -1393,7 +1391,7 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) BE_WRB_F_SET(wrb_params.features, OS2BMC, 1); wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params); if (unlikely(!wrb_cnt)) - goto drop; + goto drop_skb; else skb_get(skb); } @@ -1407,6 +1405,8 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) be_xmit_flush(adapter, txo); return NETDEV_TX_OK; +drop_skb: + dev_kfree_skb_any(skb); drop: tx_stats(txo)->tx_drv_drops++; /* Flush the already enqueued tx requests */ diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c index 9767586b4eb3..11da139082e1 100644 --- a/drivers/net/ethernet/freescale/fman/mac.c +++ b/drivers/net/ethernet/freescale/fman/mac.c @@ -197,55 +197,67 @@ static int mac_probe(struct platform_device *_of_dev) err = -EINVAL; goto _return_of_node_put; } + mac_dev->fman_dev = &of_dev->dev; /* Get the FMan cell-index */ err = of_property_read_u32(dev_node, "cell-index", &val); if (err) { dev_err(dev, "failed to read cell-index for %pOF\n", dev_node); err = -EINVAL; - goto _return_of_node_put; + goto _return_dev_put; } /* cell-index 0 => FMan id 1 */ fman_id = (u8)(val + 1); - priv->fman = fman_bind(&of_dev->dev); + priv->fman = fman_bind(mac_dev->fman_dev); if (!priv->fman) { dev_err(dev, "fman_bind(%pOF) failed\n", dev_node); err = -ENODEV; - goto _return_of_node_put; + goto _return_dev_put; } + /* Two references have been taken in of_find_device_by_node() + * and fman_bind(). Release one of them here. The second one + * will be released in mac_remove(). + */ + put_device(mac_dev->fman_dev); of_node_put(dev_node); + dev_node = NULL; /* Get the address of the memory mapped registers */ mac_dev->res = platform_get_mem_or_io(_of_dev, 0); if (!mac_dev->res) { dev_err(dev, "could not get registers\n"); - return -EINVAL; + err = -EINVAL; + goto _return_dev_put; } err = devm_request_resource(dev, fman_get_mem_region(priv->fman), mac_dev->res); if (err) { dev_err_probe(dev, err, "could not request resource\n"); - return err; + goto _return_dev_put; } mac_dev->vaddr = devm_ioremap(dev, mac_dev->res->start, resource_size(mac_dev->res)); if (!mac_dev->vaddr) { dev_err(dev, "devm_ioremap() failed\n"); - return -EIO; + err = -EIO; + goto _return_dev_put; } - if (!of_device_is_available(mac_node)) - return -ENODEV; + if (!of_device_is_available(mac_node)) { + err = -ENODEV; + goto _return_dev_put; + } /* Get the cell-index */ err = of_property_read_u32(mac_node, "cell-index", &val); if (err) { dev_err(dev, "failed to read cell-index for %pOF\n", mac_node); - return -EINVAL; + err = -EINVAL; + goto _return_dev_put; } priv->cell_index = (u8)val; @@ -259,22 +271,26 @@ static int mac_probe(struct platform_device *_of_dev) if (unlikely(nph < 0)) { dev_err(dev, "of_count_phandle_with_args(%pOF, fsl,fman-ports) failed\n", mac_node); - return nph; + err = nph; + goto _return_dev_put; } if (nph != ARRAY_SIZE(mac_dev->port)) { dev_err(dev, "Not supported number of fman-ports handles of mac node %pOF from device tree\n", mac_node); - return -EINVAL; + err = -EINVAL; + goto _return_dev_put; } - for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) { + /* PORT_NUM determines the size of the port array */ + for (i = 0; i < PORT_NUM; i++) { /* Find the port node */ dev_node = of_parse_phandle(mac_node, "fsl,fman-ports", i); if (!dev_node) { dev_err(dev, "of_parse_phandle(%pOF, fsl,fman-ports) failed\n", mac_node); - return -EINVAL; + err = -EINVAL; + goto _return_dev_arr_put; } of_dev = of_find_device_by_node(dev_node); @@ -282,17 +298,24 @@ static int mac_probe(struct platform_device *_of_dev) dev_err(dev, "of_find_device_by_node(%pOF) failed\n", dev_node); err = -EINVAL; - goto _return_of_node_put; + goto _return_dev_arr_put; } + mac_dev->fman_port_devs[i] = &of_dev->dev; - mac_dev->port[i] = fman_port_bind(&of_dev->dev); + mac_dev->port[i] = fman_port_bind(mac_dev->fman_port_devs[i]); if (!mac_dev->port[i]) { dev_err(dev, "dev_get_drvdata(%pOF) failed\n", dev_node); err = -EINVAL; - goto _return_of_node_put; + goto _return_dev_arr_put; } + /* Two references have been taken in of_find_device_by_node() + * and fman_port_bind(). Release one of them here. The second + * one will be released in mac_remove(). + */ + put_device(mac_dev->fman_port_devs[i]); of_node_put(dev_node); + dev_node = NULL; } /* Get the PHY connection type */ @@ -312,7 +335,7 @@ static int mac_probe(struct platform_device *_of_dev) err = init(mac_dev, mac_node, ¶ms); if (err < 0) - return err; + goto _return_dev_arr_put; if (!is_zero_ether_addr(mac_dev->addr)) dev_info(dev, "FMan MAC address: %pM\n", mac_dev->addr); @@ -327,6 +350,12 @@ static int mac_probe(struct platform_device *_of_dev) return err; +_return_dev_arr_put: + /* mac_dev is kzalloc'ed */ + for (i = 0; i < PORT_NUM; i++) + put_device(mac_dev->fman_port_devs[i]); +_return_dev_put: + put_device(mac_dev->fman_dev); _return_of_node_put: of_node_put(dev_node); return err; @@ -335,6 +364,11 @@ _return_of_node_put: static void mac_remove(struct platform_device *pdev) { struct mac_device *mac_dev = platform_get_drvdata(pdev); + int i; + + for (i = 0; i < PORT_NUM; i++) + put_device(mac_dev->fman_port_devs[i]); + put_device(mac_dev->fman_dev); platform_device_unregister(mac_dev->priv->eth_dev); } diff --git a/drivers/net/ethernet/freescale/fman/mac.h b/drivers/net/ethernet/freescale/fman/mac.h index fe747915cc73..8b5b43d50f8e 100644 --- a/drivers/net/ethernet/freescale/fman/mac.h +++ b/drivers/net/ethernet/freescale/fman/mac.h @@ -19,12 +19,13 @@ struct fman_mac; struct mac_priv_s; +#define PORT_NUM 2 struct mac_device { void __iomem *vaddr; struct device *dev; struct resource *res; u8 addr[ETH_ALEN]; - struct fman_port *port[2]; + struct fman_port *port[PORT_NUM]; struct phylink *phylink; struct phylink_config phylink_config; phy_interface_t phy_if; @@ -52,6 +53,9 @@ struct mac_device { struct fman_mac *fman_mac; struct mac_priv_s *priv; + + struct device *fman_dev; + struct device *fman_port_devs[PORT_NUM]; }; static inline struct mac_device diff --git a/drivers/net/ethernet/i825xx/sun3_82586.c b/drivers/net/ethernet/i825xx/sun3_82586.c index f2d4669c81cf..58a3d28d938c 100644 --- a/drivers/net/ethernet/i825xx/sun3_82586.c +++ b/drivers/net/ethernet/i825xx/sun3_82586.c @@ -1012,6 +1012,7 @@ sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) if(skb->len > XMIT_BUFF_SIZE) { printk("%s: Sorry, max. framelength is %d bytes. The length of your frame is %d bytes.\n",dev->name,XMIT_BUFF_SIZE,skb->len); + dev_kfree_skb(skb); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c b/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c index 4746a6b258f0..8af75cb37c3e 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c @@ -337,6 +337,51 @@ static int octep_oq_check_hw_for_pkts(struct octep_device *oct, } /** + * octep_oq_next_pkt() - Move to the next packet in Rx queue. + * + * @oq: Octeon Rx queue data structure. + * @buff_info: Current packet buffer info. + * @read_idx: Current packet index in the ring. + * @desc_used: Current packet descriptor number. + * + * Free the resources associated with a packet. + * Increment packet index in the ring and packet descriptor number. + */ +static void octep_oq_next_pkt(struct octep_oq *oq, + struct octep_rx_buffer *buff_info, + u32 *read_idx, u32 *desc_used) +{ + dma_unmap_page(oq->dev, oq->desc_ring[*read_idx].buffer_ptr, + PAGE_SIZE, DMA_FROM_DEVICE); + buff_info->page = NULL; + (*read_idx)++; + (*desc_used)++; + if (*read_idx == oq->max_count) + *read_idx = 0; +} + +/** + * octep_oq_drop_rx() - Free the resources associated with a packet. + * + * @oq: Octeon Rx queue data structure. + * @buff_info: Current packet buffer info. + * @read_idx: Current packet index in the ring. + * @desc_used: Current packet descriptor number. + * + */ +static void octep_oq_drop_rx(struct octep_oq *oq, + struct octep_rx_buffer *buff_info, + u32 *read_idx, u32 *desc_used) +{ + int data_len = buff_info->len - oq->max_single_buffer_size; + + while (data_len > 0) { + octep_oq_next_pkt(oq, buff_info, read_idx, desc_used); + data_len -= oq->buffer_size; + }; +} + +/** * __octep_oq_process_rx() - Process hardware Rx queue and push to stack. * * @oct: Octeon device private data structure. @@ -367,10 +412,7 @@ static int __octep_oq_process_rx(struct octep_device *oct, desc_used = 0; for (pkt = 0; pkt < pkts_to_process; pkt++) { buff_info = (struct octep_rx_buffer *)&oq->buff_info[read_idx]; - dma_unmap_page(oq->dev, oq->desc_ring[read_idx].buffer_ptr, - PAGE_SIZE, DMA_FROM_DEVICE); resp_hw = page_address(buff_info->page); - buff_info->page = NULL; /* Swap the length field that is in Big-Endian to CPU */ buff_info->len = be64_to_cpu(resp_hw->length); @@ -394,36 +436,33 @@ static int __octep_oq_process_rx(struct octep_device *oct, data_offset = OCTEP_OQ_RESP_HW_SIZE; rx_ol_flags = 0; } + + octep_oq_next_pkt(oq, buff_info, &read_idx, &desc_used); + + skb = build_skb((void *)resp_hw, PAGE_SIZE); + if (!skb) { + octep_oq_drop_rx(oq, buff_info, + &read_idx, &desc_used); + oq->stats.alloc_failures++; + continue; + } + skb_reserve(skb, data_offset); + rx_bytes += buff_info->len; if (buff_info->len <= oq->max_single_buffer_size) { - skb = build_skb((void *)resp_hw, PAGE_SIZE); - skb_reserve(skb, data_offset); skb_put(skb, buff_info->len); - read_idx++; - desc_used++; - if (read_idx == oq->max_count) - read_idx = 0; } else { struct skb_shared_info *shinfo; u16 data_len; - skb = build_skb((void *)resp_hw, PAGE_SIZE); - skb_reserve(skb, data_offset); /* Head fragment includes response header(s); * subsequent fragments contains only data. */ skb_put(skb, oq->max_single_buffer_size); - read_idx++; - desc_used++; - if (read_idx == oq->max_count) - read_idx = 0; - shinfo = skb_shinfo(skb); data_len = buff_info->len - oq->max_single_buffer_size; while (data_len) { - dma_unmap_page(oq->dev, oq->desc_ring[read_idx].buffer_ptr, - PAGE_SIZE, DMA_FROM_DEVICE); buff_info = (struct octep_rx_buffer *) &oq->buff_info[read_idx]; if (data_len < oq->buffer_size) { @@ -438,11 +477,8 @@ static int __octep_oq_process_rx(struct octep_device *oct, buff_info->page, 0, buff_info->len, buff_info->len); - buff_info->page = NULL; - read_idx++; - desc_used++; - if (read_idx == oq->max_count) - read_idx = 0; + + octep_oq_next_pkt(oq, buff_info, &read_idx, &desc_used); } } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 800dfb64ec83..7d6d859cef3f 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -3197,7 +3197,6 @@ mlxsw_sp_nexthop_sh_counter_get(struct mlxsw_sp *mlxsw_sp, { struct mlxsw_sp_nexthop_group *nh_grp = nh->nhgi->nh_grp; struct mlxsw_sp_nexthop_counter *nhct; - void *ptr; int err; nhct = xa_load(&nh_grp->nhgi->nexthop_counters, nh->id); @@ -3210,12 +3209,10 @@ mlxsw_sp_nexthop_sh_counter_get(struct mlxsw_sp *mlxsw_sp, if (IS_ERR(nhct)) return nhct; - ptr = xa_store(&nh_grp->nhgi->nexthop_counters, nh->id, nhct, - GFP_KERNEL); - if (IS_ERR(ptr)) { - err = PTR_ERR(ptr); + err = xa_err(xa_store(&nh_grp->nhgi->nexthop_counters, nh->id, nhct, + GFP_KERNEL)); + if (err) goto err_store; - } return nhct; diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 0cc9baaecb1b..713a89bb21e9 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4682,7 +4682,9 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) if ((status & 0xffff) == 0xffff || !(status & tp->irq_mask)) return IRQ_NONE; - if (unlikely(status & SYSErr)) { + /* At least RTL8168fp may unexpectedly set the SYSErr bit */ + if (unlikely(status & SYSErr && + tp->mac_version <= RTL_GIGA_MAC_VER_06)) { rtl8169_pcierr_interrupt(tp->dev); goto out; } diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 153b97f8ec0d..23180f7b67b6 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -2798,6 +2798,31 @@ static struct hv_driver netvsc_drv = { }, }; +/* Set VF's namespace same as the synthetic NIC */ +static void netvsc_event_set_vf_ns(struct net_device *ndev) +{ + struct net_device_context *ndev_ctx = netdev_priv(ndev); + struct net_device *vf_netdev; + int ret; + + vf_netdev = rtnl_dereference(ndev_ctx->vf_netdev); + if (!vf_netdev) + return; + + if (!net_eq(dev_net(ndev), dev_net(vf_netdev))) { + ret = dev_change_net_namespace(vf_netdev, dev_net(ndev), + "eth%d"); + if (ret) + netdev_err(vf_netdev, + "Cannot move to same namespace as %s: %d\n", + ndev->name, ret); + else + netdev_info(vf_netdev, + "Moved VF to namespace with: %s\n", + ndev->name); + } +} + /* * On Hyper-V, every VF interface is matched with a corresponding * synthetic interface. The synthetic interface is presented first @@ -2810,6 +2835,11 @@ static int netvsc_netdev_event(struct notifier_block *this, struct net_device *event_dev = netdev_notifier_info_to_dev(ptr); int ret = 0; + if (event_dev->netdev_ops == &device_ops && event == NETDEV_REGISTER) { + netvsc_event_set_vf_ns(event_dev); + return NOTIFY_DONE; + } + ret = check_dev_is_matching_vf(event_dev); if (ret != 0) return NOTIFY_DONE; diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index fc247f479257..3ab64e04a01c 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -45,8 +45,8 @@ /* Control Register 2 bits */ #define DP83822_FX_ENABLE BIT(14) -#define DP83822_HW_RESET BIT(15) -#define DP83822_SW_RESET BIT(14) +#define DP83822_SW_RESET BIT(15) +#define DP83822_DIG_RESTART BIT(14) /* PHY STS bits */ #define DP83822_PHYSTS_DUPLEX BIT(2) diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c index e39bfaefe8c5..d81163bc910a 100644 --- a/drivers/net/plip/plip.c +++ b/drivers/net/plip/plip.c @@ -815,7 +815,7 @@ plip_send_packet(struct net_device *dev, struct net_local *nl, return HS_TIMEOUT; } } - break; + fallthrough; case PLIP_PK_LENGTH_LSB: if (plip_send(nibble_timeout, dev, diff --git a/drivers/net/pse-pd/pse_core.c b/drivers/net/pse-pd/pse_core.c index f8e6854781e6..2906ce173f66 100644 --- a/drivers/net/pse-pd/pse_core.c +++ b/drivers/net/pse-pd/pse_core.c @@ -113,7 +113,7 @@ static void pse_release_pis(struct pse_controller_dev *pcdev) { int i; - for (i = 0; i <= pcdev->nr_lines; i++) { + for (i = 0; i < pcdev->nr_lines; i++) { of_node_put(pcdev->pi[i].pairset[0].np); of_node_put(pcdev->pi[i].pairset[1].np); of_node_put(pcdev->pi[i].np); @@ -647,7 +647,7 @@ static int of_pse_match_pi(struct pse_controller_dev *pcdev, { int i; - for (i = 0; i <= pcdev->nr_lines; i++) { + for (i = 0; i < pcdev->nr_lines; i++) { if (pcdev->pi[i].np == np) return i; } diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 4823dbdf5465..f137c82f1c0f 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1426,6 +1426,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */ {QMI_QUIRK_SET_DTR(0x2c7c, 0x030e, 4)}, /* Quectel EM05GV2 */ {QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)}, /* Fibocom NL678 series */ + {QMI_QUIRK_SET_DTR(0x2cb7, 0x0112, 0)}, /* Fibocom FG132 */ {QMI_FIXED_INTF(0x0489, 0xe0b4, 0)}, /* Foxconn T77W968 LTE */ {QMI_FIXED_INTF(0x0489, 0xe0b5, 0)}, /* Foxconn T77W968 LTE with eSIM support*/ {QMI_FIXED_INTF(0x2692, 0x9025, 4)}, /* Cellient MPL200 (rebranded Qualcomm 05c6:9025) */ diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index ee1b5fd7b491..44179f4e807f 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1767,7 +1767,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) // can rename the link if it knows better. if ((dev->driver_info->flags & FLAG_ETHER) != 0 && ((dev->driver_info->flags & FLAG_POINTTOPOINT) == 0 || - (net->dev_addr [0] & 0x02) == 0)) + /* somebody touched it*/ + !is_zero_ether_addr(net->dev_addr))) strscpy(net->name, "eth%d", sizeof(net->name)); /* WLAN devices should always be named "wlan%d" */ if ((dev->driver_info->flags & FLAG_WLAN) != 0) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index f8131f92a392..792e9eadbfc3 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -4155,7 +4155,7 @@ struct virtnet_stats_ctx { u32 desc_num[3]; /* The actual supported stat types. */ - u32 bitmap[3]; + u64 bitmap[3]; /* Used to calculate the reply buffer size. */ u32 size[3]; diff --git a/drivers/net/wwan/wwan_core.c b/drivers/net/wwan/wwan_core.c index 17431f1b1a0c..65a7ed4d6766 100644 --- a/drivers/net/wwan/wwan_core.c +++ b/drivers/net/wwan/wwan_core.c @@ -1038,7 +1038,7 @@ static const struct nla_policy wwan_rtnl_policy[IFLA_WWAN_MAX + 1] = { static struct rtnl_link_ops wwan_rtnl_link_ops __read_mostly = { .kind = "wwan", - .maxtype = __IFLA_WWAN_MAX, + .maxtype = IFLA_WWAN_MAX, .alloc = wwan_rtnl_alloc, .validate = wwan_rtnl_validate, .newlink = wwan_rtnl_newlink, diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 4d20c776a4ff..8896705ccd63 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -3325,6 +3325,12 @@ static inline void netif_tx_wake_all_queues(struct net_device *dev) static __always_inline void netif_tx_stop_queue(struct netdev_queue *dev_queue) { + /* Paired with READ_ONCE() from dev_watchdog() */ + WRITE_ONCE(dev_queue->trans_start, jiffies); + + /* This barrier is paired with smp_mb() from dev_watchdog() */ + smp_mb__before_atomic(); + /* Must be an atomic op see netif_txq_try_stop() */ set_bit(__QUEUE_STATE_DRV_XOFF, &dev_queue->state); } @@ -3451,6 +3457,12 @@ static inline void netdev_tx_sent_queue(struct netdev_queue *dev_queue, if (likely(dql_avail(&dev_queue->dql) >= 0)) return; + /* Paired with READ_ONCE() from dev_watchdog() */ + WRITE_ONCE(dev_queue->trans_start, jiffies); + + /* This barrier is paired with smp_mb() from dev_watchdog() */ + smp_mb__before_atomic(); + set_bit(__QUEUE_STATE_STACK_XOFF, &dev_queue->state); /* diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index 5d655e109b2c..f66bc85c6411 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -403,6 +403,7 @@ int bt_sock_register(int proto, const struct net_proto_family *ops); void bt_sock_unregister(int proto); void bt_sock_link(struct bt_sock_list *l, struct sock *s); void bt_sock_unlink(struct bt_sock_list *l, struct sock *s); +bool bt_sock_linked(struct bt_sock_list *l, struct sock *s); struct sock *bt_sock_alloc(struct net *net, struct socket *sock, struct proto *prot, int proto, gfp_t prio, int kern); int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h index d489d9250bff..ae60d6664095 100644 --- a/include/net/netns/xfrm.h +++ b/include/net/netns/xfrm.h @@ -51,7 +51,6 @@ struct netns_xfrm { struct hlist_head *policy_byidx; unsigned int policy_idx_hmask; unsigned int idx_generator; - struct hlist_head policy_inexact[XFRM_POLICY_MAX]; struct xfrm_policy_hash policy_bydst[XFRM_POLICY_MAX]; unsigned int policy_count[XFRM_POLICY_MAX * 2]; struct work_struct policy_hash_work; diff --git a/include/net/xfrm.h b/include/net/xfrm.h index b6bfdc6416c7..a0bdd58f401c 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -349,20 +349,25 @@ struct xfrm_if_cb { void xfrm_if_register_cb(const struct xfrm_if_cb *ifcb); void xfrm_if_unregister_cb(void); +struct xfrm_dst_lookup_params { + struct net *net; + int tos; + int oif; + xfrm_address_t *saddr; + xfrm_address_t *daddr; + u32 mark; + __u8 ipproto; + union flowi_uli uli; +}; + struct net_device; struct xfrm_type; struct xfrm_dst; struct xfrm_policy_afinfo { struct dst_ops *dst_ops; - struct dst_entry *(*dst_lookup)(struct net *net, - int tos, int oif, - const xfrm_address_t *saddr, - const xfrm_address_t *daddr, - u32 mark); - int (*get_saddr)(struct net *net, int oif, - xfrm_address_t *saddr, - xfrm_address_t *daddr, - u32 mark); + struct dst_entry *(*dst_lookup)(const struct xfrm_dst_lookup_params *params); + int (*get_saddr)(xfrm_address_t *saddr, + const struct xfrm_dst_lookup_params *params); int (*fill_dst)(struct xfrm_dst *xdst, struct net_device *dev, const struct flowi *fl); @@ -1764,10 +1769,7 @@ static inline int xfrm_user_policy(struct sock *sk, int optname, } #endif -struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif, - const xfrm_address_t *saddr, - const xfrm_address_t *daddr, - int family, u32 mark); +struct dst_entry *__xfrm_dst_lookup(int family, const struct xfrm_dst_lookup_params *params); struct xfrm_policy *xfrm_policy_alloc(struct net *net, gfp_t gfp); diff --git a/kernel/time/posix-clock.c b/kernel/time/posix-clock.c index 316a4e8c97d3..1af0bb2cc45c 100644 --- a/kernel/time/posix-clock.c +++ b/kernel/time/posix-clock.c @@ -309,6 +309,9 @@ static int pc_clock_settime(clockid_t id, const struct timespec64 *ts) struct posix_clock_desc cd; int err; + if (!timespec64_valid_strict(ts)) + return -EINVAL; + err = get_clock_desc(id, &cd); if (err) return err; @@ -318,9 +321,6 @@ static int pc_clock_settime(clockid_t id, const struct timespec64 *ts) goto out; } - if (!timespec64_valid_strict(ts)) - return -EINVAL; - if (cd.clk->ops.clock_settime) err = cd.clk->ops.clock_settime(cd.clk, ts); else diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c index e39fba5565c5..0b4d0a8bd361 100644 --- a/net/bluetooth/af_bluetooth.c +++ b/net/bluetooth/af_bluetooth.c @@ -185,6 +185,28 @@ void bt_sock_unlink(struct bt_sock_list *l, struct sock *sk) } EXPORT_SYMBOL(bt_sock_unlink); +bool bt_sock_linked(struct bt_sock_list *l, struct sock *s) +{ + struct sock *sk; + + if (!l || !s) + return false; + + read_lock(&l->lock); + + sk_for_each(sk, &l->head) { + if (s == sk) { + read_unlock(&l->lock); + return true; + } + } + + read_unlock(&l->lock); + + return false; +} +EXPORT_SYMBOL(bt_sock_linked); + void bt_accept_enqueue(struct sock *parent, struct sock *sk, bool bh) { const struct cred *old_cred; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 629c302f7407..96d097b21d13 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1644,12 +1644,12 @@ void hci_adv_instances_clear(struct hci_dev *hdev) struct adv_info *adv_instance, *n; if (hdev->adv_instance_timeout) { - cancel_delayed_work(&hdev->adv_instance_expire); + disable_delayed_work(&hdev->adv_instance_expire); hdev->adv_instance_timeout = 0; } list_for_each_entry_safe(adv_instance, n, &hdev->adv_instances, list) { - cancel_delayed_work_sync(&adv_instance->rpa_expired_cb); + disable_delayed_work_sync(&adv_instance->rpa_expired_cb); list_del(&adv_instance->list); kfree(adv_instance); } @@ -2685,11 +2685,11 @@ void hci_unregister_dev(struct hci_dev *hdev) list_del(&hdev->list); write_unlock(&hci_dev_list_lock); - cancel_work_sync(&hdev->rx_work); - cancel_work_sync(&hdev->cmd_work); - cancel_work_sync(&hdev->tx_work); - cancel_work_sync(&hdev->power_on); - cancel_work_sync(&hdev->error_reset); + disable_work_sync(&hdev->rx_work); + disable_work_sync(&hdev->cmd_work); + disable_work_sync(&hdev->tx_work); + disable_work_sync(&hdev->power_on); + disable_work_sync(&hdev->error_reset); hci_cmd_sync_clear(hdev); @@ -2796,8 +2796,14 @@ static void hci_cancel_cmd_sync(struct hci_dev *hdev, int err) { bt_dev_dbg(hdev, "err 0x%2.2x", err); - cancel_delayed_work_sync(&hdev->cmd_timer); - cancel_delayed_work_sync(&hdev->ncmd_timer); + if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) { + disable_delayed_work_sync(&hdev->cmd_timer); + disable_delayed_work_sync(&hdev->ncmd_timer); + } else { + cancel_delayed_work_sync(&hdev->cmd_timer); + cancel_delayed_work_sync(&hdev->ncmd_timer); + } + atomic_set(&hdev->cmd_cnt, 1); hci_cmd_sync_cancel_sync(hdev, err); diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 40ccdef168d7..ae7a5817883a 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -5131,9 +5131,15 @@ int hci_dev_close_sync(struct hci_dev *hdev) bt_dev_dbg(hdev, ""); - cancel_delayed_work(&hdev->power_off); - cancel_delayed_work(&hdev->ncmd_timer); - cancel_delayed_work(&hdev->le_scan_disable); + if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) { + disable_delayed_work(&hdev->power_off); + disable_delayed_work(&hdev->ncmd_timer); + disable_delayed_work(&hdev->le_scan_disable); + } else { + cancel_delayed_work(&hdev->power_off); + cancel_delayed_work(&hdev->ncmd_timer); + cancel_delayed_work(&hdev->le_scan_disable); + } hci_cmd_sync_cancel_sync(hdev, ENODEV); diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c index c9eefb43bf47..7a83e400ac77 100644 --- a/net/bluetooth/iso.c +++ b/net/bluetooth/iso.c @@ -93,6 +93,16 @@ static struct sock *iso_get_sock(bdaddr_t *src, bdaddr_t *dst, #define ISO_CONN_TIMEOUT (HZ * 40) #define ISO_DISCONN_TIMEOUT (HZ * 2) +static struct sock *iso_sock_hold(struct iso_conn *conn) +{ + if (!conn || !bt_sock_linked(&iso_sk_list, conn->sk)) + return NULL; + + sock_hold(conn->sk); + + return conn->sk; +} + static void iso_sock_timeout(struct work_struct *work) { struct iso_conn *conn = container_of(work, struct iso_conn, @@ -100,9 +110,7 @@ static void iso_sock_timeout(struct work_struct *work) struct sock *sk; iso_conn_lock(conn); - sk = conn->sk; - if (sk) - sock_hold(sk); + sk = iso_sock_hold(conn); iso_conn_unlock(conn); if (!sk) @@ -209,9 +217,7 @@ static void iso_conn_del(struct hci_conn *hcon, int err) /* Kill socket */ iso_conn_lock(conn); - sk = conn->sk; - if (sk) - sock_hold(sk); + sk = iso_sock_hold(conn); iso_conn_unlock(conn); if (sk) { diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index a5ac160c592e..1c7252a36866 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -76,6 +76,16 @@ struct sco_pinfo { #define SCO_CONN_TIMEOUT (HZ * 40) #define SCO_DISCONN_TIMEOUT (HZ * 2) +static struct sock *sco_sock_hold(struct sco_conn *conn) +{ + if (!conn || !bt_sock_linked(&sco_sk_list, conn->sk)) + return NULL; + + sock_hold(conn->sk); + + return conn->sk; +} + static void sco_sock_timeout(struct work_struct *work) { struct sco_conn *conn = container_of(work, struct sco_conn, @@ -87,9 +97,7 @@ static void sco_sock_timeout(struct work_struct *work) sco_conn_unlock(conn); return; } - sk = conn->sk; - if (sk) - sock_hold(sk); + sk = sco_sock_hold(conn); sco_conn_unlock(conn); if (!sk) @@ -194,9 +202,7 @@ static void sco_conn_del(struct hci_conn *hcon, int err) /* Kill socket */ sco_conn_lock(conn); - sk = conn->sk; - if (sk) - sock_hold(sk); + sk = sco_sock_hold(conn); sco_conn_unlock(conn); if (sk) { diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c index 0294fef577fa..7e1c2faed1ff 100644 --- a/net/ipv4/xfrm4_policy.c +++ b/net/ipv4/xfrm4_policy.c @@ -17,47 +17,43 @@ #include <net/ip.h> #include <net/l3mdev.h> -static struct dst_entry *__xfrm4_dst_lookup(struct net *net, struct flowi4 *fl4, - int tos, int oif, - const xfrm_address_t *saddr, - const xfrm_address_t *daddr, - u32 mark) +static struct dst_entry *__xfrm4_dst_lookup(struct flowi4 *fl4, + const struct xfrm_dst_lookup_params *params) { struct rtable *rt; memset(fl4, 0, sizeof(*fl4)); - fl4->daddr = daddr->a4; - fl4->flowi4_tos = tos; - fl4->flowi4_l3mdev = l3mdev_master_ifindex_by_index(net, oif); - fl4->flowi4_mark = mark; - if (saddr) - fl4->saddr = saddr->a4; - - rt = __ip_route_output_key(net, fl4); + fl4->daddr = params->daddr->a4; + fl4->flowi4_tos = params->tos; + fl4->flowi4_l3mdev = l3mdev_master_ifindex_by_index(params->net, + params->oif); + fl4->flowi4_mark = params->mark; + if (params->saddr) + fl4->saddr = params->saddr->a4; + fl4->flowi4_proto = params->ipproto; + fl4->uli = params->uli; + + rt = __ip_route_output_key(params->net, fl4); if (!IS_ERR(rt)) return &rt->dst; return ERR_CAST(rt); } -static struct dst_entry *xfrm4_dst_lookup(struct net *net, int tos, int oif, - const xfrm_address_t *saddr, - const xfrm_address_t *daddr, - u32 mark) +static struct dst_entry *xfrm4_dst_lookup(const struct xfrm_dst_lookup_params *params) { struct flowi4 fl4; - return __xfrm4_dst_lookup(net, &fl4, tos, oif, saddr, daddr, mark); + return __xfrm4_dst_lookup(&fl4, params); } -static int xfrm4_get_saddr(struct net *net, int oif, - xfrm_address_t *saddr, xfrm_address_t *daddr, - u32 mark) +static int xfrm4_get_saddr(xfrm_address_t *saddr, + const struct xfrm_dst_lookup_params *params) { struct dst_entry *dst; struct flowi4 fl4; - dst = __xfrm4_dst_lookup(net, &fl4, 0, oif, NULL, daddr, mark); + dst = __xfrm4_dst_lookup(&fl4, params); if (IS_ERR(dst)) return -EHOSTUNREACH; diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c index b1d81c4270ab..1f19b6f14484 100644 --- a/net/ipv6/xfrm6_policy.c +++ b/net/ipv6/xfrm6_policy.c @@ -23,23 +23,24 @@ #include <net/ip6_route.h> #include <net/l3mdev.h> -static struct dst_entry *xfrm6_dst_lookup(struct net *net, int tos, int oif, - const xfrm_address_t *saddr, - const xfrm_address_t *daddr, - u32 mark) +static struct dst_entry *xfrm6_dst_lookup(const struct xfrm_dst_lookup_params *params) { struct flowi6 fl6; struct dst_entry *dst; int err; memset(&fl6, 0, sizeof(fl6)); - fl6.flowi6_l3mdev = l3mdev_master_ifindex_by_index(net, oif); - fl6.flowi6_mark = mark; - memcpy(&fl6.daddr, daddr, sizeof(fl6.daddr)); - if (saddr) - memcpy(&fl6.saddr, saddr, sizeof(fl6.saddr)); + fl6.flowi6_l3mdev = l3mdev_master_ifindex_by_index(params->net, + params->oif); + fl6.flowi6_mark = params->mark; + memcpy(&fl6.daddr, params->daddr, sizeof(fl6.daddr)); + if (params->saddr) + memcpy(&fl6.saddr, params->saddr, sizeof(fl6.saddr)); - dst = ip6_route_output(net, NULL, &fl6); + fl6.flowi4_proto = params->ipproto; + fl6.uli = params->uli; + + dst = ip6_route_output(params->net, NULL, &fl6); err = dst->error; if (dst->error) { @@ -50,15 +51,14 @@ static struct dst_entry *xfrm6_dst_lookup(struct net *net, int tos, int oif, return dst; } -static int xfrm6_get_saddr(struct net *net, int oif, - xfrm_address_t *saddr, xfrm_address_t *daddr, - u32 mark) +static int xfrm6_get_saddr(xfrm_address_t *saddr, + const struct xfrm_dst_lookup_params *params) { struct dst_entry *dst; struct net_device *dev; struct inet6_dev *idev; - dst = xfrm6_dst_lookup(net, 0, oif, NULL, daddr, mark); + dst = xfrm6_dst_lookup(params); if (IS_ERR(dst)) return -EHOSTUNREACH; @@ -68,7 +68,8 @@ static int xfrm6_get_saddr(struct net *net, int oif, return -EHOSTUNREACH; } dev = idev->dev; - ipv6_dev_get_saddr(dev_net(dev), dev, &daddr->in6, 0, &saddr->in6); + ipv6_dev_get_saddr(dev_net(dev), dev, ¶ms->daddr->in6, 0, + &saddr->in6); dst_release(dst); return 0; } diff --git a/net/netfilter/nf_bpf_link.c b/net/netfilter/nf_bpf_link.c index 797fe8a9971e..3d64a4511fcf 100644 --- a/net/netfilter/nf_bpf_link.c +++ b/net/netfilter/nf_bpf_link.c @@ -23,6 +23,7 @@ static unsigned int nf_hook_run_bpf(void *bpf_prog, struct sk_buff *skb, struct bpf_nf_link { struct bpf_link link; struct nf_hook_ops hook_ops; + netns_tracker ns_tracker; struct net *net; u32 dead; const struct nf_defrag_hook *defrag_hook; @@ -120,6 +121,7 @@ static void bpf_nf_link_release(struct bpf_link *link) if (!cmpxchg(&nf_link->dead, 0, 1)) { nf_unregister_net_hook(nf_link->net, &nf_link->hook_ops); bpf_nf_disable_defrag(nf_link); + put_net_track(nf_link->net, &nf_link->ns_tracker); } } @@ -258,6 +260,8 @@ int bpf_nf_link_attach(const union bpf_attr *attr, struct bpf_prog *prog) return err; } + get_net_track(net, &link->ns_tracker, GFP_KERNEL); + return bpf_link_settle(&link_primer); } diff --git a/net/netfilter/xt_NFLOG.c b/net/netfilter/xt_NFLOG.c index d80abd6ccaf8..6dcf4bc7e30b 100644 --- a/net/netfilter/xt_NFLOG.c +++ b/net/netfilter/xt_NFLOG.c @@ -79,7 +79,7 @@ static struct xt_target nflog_tg_reg[] __read_mostly = { { .name = "NFLOG", .revision = 0, - .family = NFPROTO_IPV4, + .family = NFPROTO_IPV6, .checkentry = nflog_tg_check, .destroy = nflog_tg_destroy, .target = nflog_tg, diff --git a/net/netfilter/xt_TRACE.c b/net/netfilter/xt_TRACE.c index f3fa4f11348c..a642ff09fc8e 100644 --- a/net/netfilter/xt_TRACE.c +++ b/net/netfilter/xt_TRACE.c @@ -49,6 +49,7 @@ static struct xt_target trace_tg_reg[] __read_mostly = { .target = trace_tg, .checkentry = trace_tg_check, .destroy = trace_tg_destroy, + .me = THIS_MODULE, }, #endif }; diff --git a/net/netfilter/xt_mark.c b/net/netfilter/xt_mark.c index f76fe04fc9a4..65b965ca40ea 100644 --- a/net/netfilter/xt_mark.c +++ b/net/netfilter/xt_mark.c @@ -62,7 +62,7 @@ static struct xt_target mark_tg_reg[] __read_mostly = { { .name = "MARK", .revision = 2, - .family = NFPROTO_IPV4, + .family = NFPROTO_IPV6, .target = mark_tg, .targetsize = sizeof(struct xt_mark_tginfo2), .me = THIS_MODULE, diff --git a/net/sched/act_api.c b/net/sched/act_api.c index 2714c4ed928e..eecad65fec92 100644 --- a/net/sched/act_api.c +++ b/net/sched/act_api.c @@ -1498,8 +1498,29 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla, bool skip_sw = tc_skip_sw(fl_flags); bool skip_hw = tc_skip_hw(fl_flags); - if (tc_act_bind(act->tcfa_flags)) + if (tc_act_bind(act->tcfa_flags)) { + /* Action is created by classifier and is not + * standalone. Check that the user did not set + * any action flags different than the + * classifier flags, and inherit the flags from + * the classifier for the compatibility case + * where no flags were specified at all. + */ + if ((tc_act_skip_sw(act->tcfa_flags) && !skip_sw) || + (tc_act_skip_hw(act->tcfa_flags) && !skip_hw)) { + NL_SET_ERR_MSG(extack, + "Mismatch between action and filter offload flags"); + err = -EINVAL; + goto err; + } + if (skip_sw) + act->tcfa_flags |= TCA_ACT_FLAGS_SKIP_SW; + if (skip_hw) + act->tcfa_flags |= TCA_ACT_FLAGS_SKIP_HW; continue; + } + + /* Action is standalone */ if (skip_sw != tc_act_skip_sw(act->tcfa_flags) || skip_hw != tc_act_skip_hw(act->tcfa_flags)) { NL_SET_ERR_MSG(extack, diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 2af24547a82c..38ec18f73de4 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -512,9 +512,15 @@ static void dev_watchdog(struct timer_list *t) struct netdev_queue *txq; txq = netdev_get_tx_queue(dev, i); - trans_start = READ_ONCE(txq->trans_start); if (!netif_xmit_stopped(txq)) continue; + + /* Paired with WRITE_ONCE() + smp_mb...() in + * netdev_tx_sent_queue() and netif_tx_stop_queue(). + */ + smp_mb(); + trans_start = READ_ONCE(txq->trans_start); + if (time_after(jiffies, trans_start + dev->watchdog_timeo)) { timedout_ms = jiffies_to_msecs(jiffies - trans_start); atomic_long_inc(&txq->trans_timeout); diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c index 8498d0606b24..8623dc0bafc0 100644 --- a/net/sched/sch_taprio.c +++ b/net/sched/sch_taprio.c @@ -1965,7 +1965,8 @@ static int taprio_change(struct Qdisc *sch, struct nlattr *opt, taprio_start_sched(sch, start, new_admin); - rcu_assign_pointer(q->admin_sched, new_admin); + admin = rcu_replace_pointer(q->admin_sched, new_admin, + lockdep_rtnl_is_held()); if (admin) call_rcu(&admin->rcu, taprio_free_sched_cb); @@ -2373,9 +2374,6 @@ static int taprio_dump(struct Qdisc *sch, struct sk_buff *skb) struct tc_mqprio_qopt opt = { 0 }; struct nlattr *nest, *sched_nest; - oper = rtnl_dereference(q->oper_sched); - admin = rtnl_dereference(q->admin_sched); - mqprio_qopt_reconstruct(dev, &opt); nest = nla_nest_start_noflag(skb, TCA_OPTIONS); @@ -2396,18 +2394,23 @@ static int taprio_dump(struct Qdisc *sch, struct sk_buff *skb) nla_put_u32(skb, TCA_TAPRIO_ATTR_TXTIME_DELAY, q->txtime_delay)) goto options_error; + rcu_read_lock(); + + oper = rtnl_dereference(q->oper_sched); + admin = rtnl_dereference(q->admin_sched); + if (oper && taprio_dump_tc_entries(skb, q, oper)) - goto options_error; + goto options_error_rcu; if (oper && dump_schedule(skb, oper)) - goto options_error; + goto options_error_rcu; if (!admin) goto done; sched_nest = nla_nest_start_noflag(skb, TCA_TAPRIO_ATTR_ADMIN_SCHED); if (!sched_nest) - goto options_error; + goto options_error_rcu; if (dump_schedule(skb, admin)) goto admin_error; @@ -2415,11 +2418,15 @@ static int taprio_dump(struct Qdisc *sch, struct sk_buff *skb) nla_nest_end(skb, sched_nest); done: + rcu_read_unlock(); return nla_nest_end(skb, nest); admin_error: nla_nest_cancel(skb, sched_nest); +options_error_rcu: + rcu_read_unlock(); + options_error: nla_nest_cancel(skb, nest); diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c index f123b7c9ec82..b33c4591e09a 100644 --- a/net/xfrm/xfrm_device.c +++ b/net/xfrm/xfrm_device.c @@ -269,6 +269,8 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, dev = dev_get_by_index(net, xuo->ifindex); if (!dev) { + struct xfrm_dst_lookup_params params; + if (!(xuo->flags & XFRM_OFFLOAD_INBOUND)) { saddr = &x->props.saddr; daddr = &x->id.daddr; @@ -277,9 +279,12 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, daddr = &x->props.saddr; } - dst = __xfrm_dst_lookup(net, 0, 0, saddr, daddr, - x->props.family, - xfrm_smark_get(0, x)); + memset(¶ms, 0, sizeof(params)); + params.net = net; + params.saddr = saddr; + params.daddr = daddr; + params.mark = xfrm_smark_get(0, x); + dst = __xfrm_dst_lookup(x->props.family, ¶ms); if (IS_ERR(dst)) return (is_packet_offload) ? -EINVAL : 0; diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 914bac03b52a..a2ea9dbac90b 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -270,10 +270,8 @@ static const struct xfrm_if_cb *xfrm_if_get_cb(void) return rcu_dereference(xfrm_if_cb); } -struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif, - const xfrm_address_t *saddr, - const xfrm_address_t *daddr, - int family, u32 mark) +struct dst_entry *__xfrm_dst_lookup(int family, + const struct xfrm_dst_lookup_params *params) { const struct xfrm_policy_afinfo *afinfo; struct dst_entry *dst; @@ -282,7 +280,7 @@ struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif, if (unlikely(afinfo == NULL)) return ERR_PTR(-EAFNOSUPPORT); - dst = afinfo->dst_lookup(net, tos, oif, saddr, daddr, mark); + dst = afinfo->dst_lookup(params); rcu_read_unlock(); @@ -296,6 +294,7 @@ static inline struct dst_entry *xfrm_dst_lookup(struct xfrm_state *x, xfrm_address_t *prev_daddr, int family, u32 mark) { + struct xfrm_dst_lookup_params params; struct net *net = xs_net(x); xfrm_address_t *saddr = &x->props.saddr; xfrm_address_t *daddr = &x->id.daddr; @@ -310,7 +309,29 @@ static inline struct dst_entry *xfrm_dst_lookup(struct xfrm_state *x, daddr = x->coaddr; } - dst = __xfrm_dst_lookup(net, tos, oif, saddr, daddr, family, mark); + params.net = net; + params.saddr = saddr; + params.daddr = daddr; + params.tos = tos; + params.oif = oif; + params.mark = mark; + params.ipproto = x->id.proto; + if (x->encap) { + switch (x->encap->encap_type) { + case UDP_ENCAP_ESPINUDP: + params.ipproto = IPPROTO_UDP; + params.uli.ports.sport = x->encap->encap_sport; + params.uli.ports.dport = x->encap->encap_dport; + break; + case TCP_ENCAP_ESPINTCP: + params.ipproto = IPPROTO_TCP; + params.uli.ports.sport = x->encap->encap_sport; + params.uli.ports.dport = x->encap->encap_dport; + break; + } + } + + dst = __xfrm_dst_lookup(family, ¶ms); if (!IS_ERR(dst)) { if (prev_saddr != saddr) @@ -2432,15 +2453,15 @@ int __xfrm_sk_clone_policy(struct sock *sk, const struct sock *osk) } static int -xfrm_get_saddr(struct net *net, int oif, xfrm_address_t *local, - xfrm_address_t *remote, unsigned short family, u32 mark) +xfrm_get_saddr(unsigned short family, xfrm_address_t *saddr, + const struct xfrm_dst_lookup_params *params) { int err; const struct xfrm_policy_afinfo *afinfo = xfrm_policy_get_afinfo(family); if (unlikely(afinfo == NULL)) return -EINVAL; - err = afinfo->get_saddr(net, oif, local, remote, mark); + err = afinfo->get_saddr(saddr, params); rcu_read_unlock(); return err; } @@ -2469,9 +2490,14 @@ xfrm_tmpl_resolve_one(struct xfrm_policy *policy, const struct flowi *fl, remote = &tmpl->id.daddr; local = &tmpl->saddr; if (xfrm_addr_any(local, tmpl->encap_family)) { - error = xfrm_get_saddr(net, fl->flowi_oif, - &tmp, remote, - tmpl->encap_family, 0); + struct xfrm_dst_lookup_params params; + + memset(¶ms, 0, sizeof(params)); + params.net = net; + params.oif = fl->flowi_oif; + params.daddr = remote; + error = xfrm_get_saddr(tmpl->encap_family, &tmp, + ¶ms); if (error) goto fail; local = &tmp; @@ -4180,7 +4206,6 @@ static int __net_init xfrm_policy_init(struct net *net) net->xfrm.policy_count[dir] = 0; net->xfrm.policy_count[XFRM_POLICY_MAX + dir] = 0; - INIT_HLIST_HEAD(&net->xfrm.policy_inexact[dir]); htab = &net->xfrm.policy_bydst[dir]; htab->table = xfrm_hash_alloc(sz); @@ -4234,8 +4259,6 @@ static void xfrm_policy_fini(struct net *net) for (dir = 0; dir < XFRM_POLICY_MAX; dir++) { struct xfrm_policy_hash *htab; - WARN_ON(!hlist_empty(&net->xfrm.policy_inexact[dir])); - htab = &net->xfrm.policy_bydst[dir]; sz = (htab->hmask + 1) * sizeof(struct hlist_head); WARN_ON(!hlist_empty(htab->table)); diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 2b10a45ff124..e3b8ce89831a 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -201,6 +201,7 @@ static int verify_newsa_info(struct xfrm_usersa_info *p, { int err; u8 sa_dir = attrs[XFRMA_SA_DIR] ? nla_get_u8(attrs[XFRMA_SA_DIR]) : 0; + u16 family = p->sel.family; err = -EINVAL; switch (p->family) { @@ -221,7 +222,10 @@ static int verify_newsa_info(struct xfrm_usersa_info *p, goto out; } - switch (p->sel.family) { + if (!family && !(p->flags & XFRM_STATE_AF_UNSPEC)) + family = p->family; + + switch (family) { case AF_UNSPEC: break; @@ -1098,7 +1102,9 @@ static int copy_to_user_auth(struct xfrm_algo_auth *auth, struct sk_buff *skb) if (!nla) return -EMSGSIZE; ap = nla_data(nla); - memcpy(ap, auth, sizeof(struct xfrm_algo_auth)); + strscpy_pad(ap->alg_name, auth->alg_name, sizeof(ap->alg_name)); + ap->alg_key_len = auth->alg_key_len; + ap->alg_trunc_len = auth->alg_trunc_len; if (redact_secret && auth->alg_key_len) memset(ap->alg_key, 0, (auth->alg_key_len + 7) / 8); else |