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-rw-r--r--include/linux/if_tap.h4
-rw-r--r--include/linux/irq.h2
-rw-r--r--include/linux/irqchip/arm-gic-v3.h2
-rw-r--r--include/linux/mlx5/port.h2
-rw-r--r--include/linux/pm_qos.h5
-rw-r--r--include/linux/sctp.h34
-rw-r--r--include/linux/swait.h27
-rw-r--r--include/net/fq_impl.h9
-rw-r--r--include/net/inet_sock.h6
-rw-r--r--include/net/pkt_cls.h2
-rw-r--r--include/net/sch_generic.h2
-rw-r--r--include/net/sctp/sm.h2
-rw-r--r--include/net/sctp/ulpevent.h2
-rw-r--r--include/net/strparser.h3
-rw-r--r--include/net/tcp.h1
-rw-r--r--include/uapi/linux/bpf.h6
-rw-r--r--include/uapi/linux/sctp.h2
-rw-r--r--include/uapi/linux/spi/spidev.h1
18 files changed, 68 insertions, 44 deletions
diff --git a/include/linux/if_tap.h b/include/linux/if_tap.h
index d1b5173ad8f0..d8ca8270f62d 100644
--- a/include/linux/if_tap.h
+++ b/include/linux/if_tap.h
@@ -77,8 +77,8 @@ void tap_del_queues(struct tap_dev *tap);
int tap_get_minor(dev_t major, struct tap_dev *tap);
void tap_free_minor(dev_t major, struct tap_dev *tap);
int tap_queue_resize(struct tap_dev *tap);
-int tap_create_cdev(struct cdev *tap_cdev,
- dev_t *tap_major, const char *device_name);
+int tap_create_cdev(struct cdev *tap_cdev, dev_t *tap_major,
+ const char *device_name, struct module *module);
void tap_destroy_cdev(dev_t major, struct cdev *tap_cdev);
#endif /*_LINUX_IF_TAP_H_*/
diff --git a/include/linux/irq.h b/include/linux/irq.h
index d4728bf6a537..5ad10948ea95 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -1009,7 +1009,7 @@ void irq_gc_mask_clr_bit(struct irq_data *d);
void irq_gc_unmask_enable_reg(struct irq_data *d);
void irq_gc_ack_set_bit(struct irq_data *d);
void irq_gc_ack_clr_bit(struct irq_data *d);
-void irq_gc_mask_disable_reg_and_ack(struct irq_data *d);
+void irq_gc_mask_disable_and_ack_set(struct irq_data *d);
void irq_gc_eoi(struct irq_data *d);
int irq_gc_set_wake(struct irq_data *d, unsigned int on);
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index 1ea576c8126f..14b74f22d43c 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -372,6 +372,8 @@
#define GITS_BASER_ENTRY_SIZE_SHIFT (48)
#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0x1f) + 1)
#define GITS_BASER_ENTRY_SIZE_MASK GENMASK_ULL(52, 48)
+#define GITS_BASER_PHYS_52_to_48(phys) \
+ (((phys) & GENMASK_ULL(47, 16)) | (((phys) >> 48) & 0xf) << 12)
#define GITS_BASER_SHAREABILITY_SHIFT (10)
#define GITS_BASER_InnerShareable \
GIC_BASER_SHAREABILITY(GITS_BASER, InnerShareable)
diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h
index c57d4b7de3a8..c59af8ab753a 100644
--- a/include/linux/mlx5/port.h
+++ b/include/linux/mlx5/port.h
@@ -157,6 +157,8 @@ int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc);
int mlx5_query_port_prio_tc(struct mlx5_core_dev *mdev,
u8 prio, u8 *tc);
int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group);
+int mlx5_query_port_tc_group(struct mlx5_core_dev *mdev,
+ u8 tc, u8 *tc_group);
int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw);
int mlx5_query_port_tc_bw_alloc(struct mlx5_core_dev *mdev,
u8 tc, u8 *bw_pct);
diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h
index 032b55909145..6737a8c9e8c6 100644
--- a/include/linux/pm_qos.h
+++ b/include/linux/pm_qos.h
@@ -27,16 +27,17 @@ enum pm_qos_flags_status {
PM_QOS_FLAGS_ALL,
};
-#define PM_QOS_DEFAULT_VALUE -1
+#define PM_QOS_DEFAULT_VALUE (-1)
+#define PM_QOS_LATENCY_ANY S32_MAX
#define PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE (2000 * USEC_PER_SEC)
#define PM_QOS_NETWORK_LAT_DEFAULT_VALUE (2000 * USEC_PER_SEC)
#define PM_QOS_NETWORK_THROUGHPUT_DEFAULT_VALUE 0
#define PM_QOS_MEMORY_BANDWIDTH_DEFAULT_VALUE 0
#define PM_QOS_RESUME_LATENCY_DEFAULT_VALUE 0
+#define PM_QOS_RESUME_LATENCY_NO_CONSTRAINT PM_QOS_LATENCY_ANY
#define PM_QOS_LATENCY_TOLERANCE_DEFAULT_VALUE 0
#define PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT (-1)
-#define PM_QOS_LATENCY_ANY ((s32)(~(__u32)0 >> 1))
#define PM_QOS_FLAG_NO_POWER_OFF (1 << 0)
#define PM_QOS_FLAG_REMOTE_WAKEUP (1 << 1)
diff --git a/include/linux/sctp.h b/include/linux/sctp.h
index 82b171e1aa0b..da803dfc7a39 100644
--- a/include/linux/sctp.h
+++ b/include/linux/sctp.h
@@ -231,7 +231,7 @@ struct sctp_datahdr {
__be32 tsn;
__be16 stream;
__be16 ssn;
- __be32 ppid;
+ __u32 ppid;
__u8 payload[0];
};
@@ -716,28 +716,28 @@ struct sctp_reconf_chunk {
struct sctp_strreset_outreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u32 response_seq;
- __u32 send_reset_at_tsn;
- __u16 list_of_streams[0];
+ __be32 request_seq;
+ __be32 response_seq;
+ __be32 send_reset_at_tsn;
+ __be16 list_of_streams[0];
};
struct sctp_strreset_inreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u16 list_of_streams[0];
+ __be32 request_seq;
+ __be16 list_of_streams[0];
};
struct sctp_strreset_tsnreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
+ __be32 request_seq;
};
struct sctp_strreset_addstrm {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u16 number_of_streams;
- __u16 reserved;
+ __be32 request_seq;
+ __be16 number_of_streams;
+ __be16 reserved;
};
enum {
@@ -752,16 +752,16 @@ enum {
struct sctp_strreset_resp {
struct sctp_paramhdr param_hdr;
- __u32 response_seq;
- __u32 result;
+ __be32 response_seq;
+ __be32 result;
};
struct sctp_strreset_resptsn {
struct sctp_paramhdr param_hdr;
- __u32 response_seq;
- __u32 result;
- __u32 senders_next_tsn;
- __u32 receivers_next_tsn;
+ __be32 response_seq;
+ __be32 result;
+ __be32 senders_next_tsn;
+ __be32 receivers_next_tsn;
};
#endif /* __LINUX_SCTP_H__ */
diff --git a/include/linux/swait.h b/include/linux/swait.h
index 73e97a08d3d0..cf30f5022472 100644
--- a/include/linux/swait.h
+++ b/include/linux/swait.h
@@ -9,13 +9,16 @@
/*
* Simple wait queues
*
- * While these are very similar to the other/complex wait queues (wait.h) the
- * most important difference is that the simple waitqueue allows for
- * deterministic behaviour -- IOW it has strictly bounded IRQ and lock hold
- * times.
+ * While these are very similar to regular wait queues (wait.h) the most
+ * important difference is that the simple waitqueue allows for deterministic
+ * behaviour -- IOW it has strictly bounded IRQ and lock hold times.
*
- * In order to make this so, we had to drop a fair number of features of the
- * other waitqueue code; notably:
+ * Mainly, this is accomplished by two things. Firstly not allowing swake_up_all
+ * from IRQ disabled, and dropping the lock upon every wakeup, giving a higher
+ * priority task a chance to run.
+ *
+ * Secondly, we had to drop a fair number of features of the other waitqueue
+ * code; notably:
*
* - mixing INTERRUPTIBLE and UNINTERRUPTIBLE sleeps on the same waitqueue;
* all wakeups are TASK_NORMAL in order to avoid O(n) lookups for the right
@@ -24,12 +27,14 @@
* - the exclusive mode; because this requires preserving the list order
* and this is hard.
*
- * - custom wake functions; because you cannot give any guarantees about
- * random code.
- *
- * As a side effect of this; the data structures are slimmer.
+ * - custom wake callback functions; because you cannot give any guarantees
+ * about random code. This also allows swait to be used in RT, such that
+ * raw spinlock can be used for the swait queue head.
*
- * One would recommend using this wait queue where possible.
+ * As a side effect of these; the data structures are slimmer albeit more ad-hoc.
+ * For all the above, note that simple wait queues should _only_ be used under
+ * very specific realtime constraints -- it is best to stick with the regular
+ * wait queues in most cases.
*/
struct task_struct;
diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h
index 8b237e4afee6..be7c0fab3478 100644
--- a/include/net/fq_impl.h
+++ b/include/net/fq_impl.h
@@ -159,6 +159,7 @@ static void fq_tin_enqueue(struct fq *fq,
fq_flow_get_default_t get_default_func)
{
struct fq_flow *flow;
+ bool oom;
lockdep_assert_held(&fq->lock);
@@ -180,8 +181,8 @@ static void fq_tin_enqueue(struct fq *fq,
}
__skb_queue_tail(&flow->queue, skb);
-
- if (fq->backlog > fq->limit || fq->memory_usage > fq->memory_limit) {
+ oom = (fq->memory_usage > fq->memory_limit);
+ while (fq->backlog > fq->limit || oom) {
flow = list_first_entry_or_null(&fq->backlogs,
struct fq_flow,
backlogchain);
@@ -196,8 +197,10 @@ static void fq_tin_enqueue(struct fq *fq,
flow->tin->overlimit++;
fq->overlimit++;
- if (fq->memory_usage > fq->memory_limit)
+ if (oom) {
fq->overmemory++;
+ oom = (fq->memory_usage > fq->memory_limit);
+ }
}
}
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index c49938d1481a..2135c9ba6ac3 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -133,6 +133,12 @@ static inline int inet_request_bound_dev_if(const struct sock *sk,
return sk->sk_bound_dev_if;
}
+static inline struct ip_options_rcu *ireq_opt_deref(const struct inet_request_sock *ireq)
+{
+ return rcu_dereference_check(ireq->ireq_opt,
+ refcount_read(&ireq->req.rsk_refcnt) > 0);
+}
+
struct inet_cork {
unsigned int flags;
__be32 addr;
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 04caa246e747..bf73e1675519 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -2,6 +2,7 @@
#define __NET_PKT_CLS_H
#include <linux/pkt_cls.h>
+#include <linux/workqueue.h>
#include <net/sch_generic.h>
#include <net/act_api.h>
@@ -28,6 +29,7 @@ struct tcf_block_ext_info {
};
struct tcf_block_cb;
+bool tcf_queue_work(struct work_struct *work);
#ifdef CONFIG_NET_CLS
struct tcf_chain *tcf_chain_get(struct tcf_block *block, u32 chain_index,
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 031dffd5836c..07c179dab478 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -10,6 +10,7 @@
#include <linux/dynamic_queue_limits.h>
#include <linux/list.h>
#include <linux/refcount.h>
+#include <linux/workqueue.h>
#include <net/gen_stats.h>
#include <net/rtnetlink.h>
@@ -273,6 +274,7 @@ struct tcf_block {
struct net *net;
struct Qdisc *q;
struct list_head cb_list;
+ struct work_struct work;
};
static inline void qdisc_cb_private_validate(const struct sk_buff *skb, int sz)
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 13cc4963e905..70fb397f65b0 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -261,7 +261,7 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
struct sctp_fwdtsn_skip *skiplist);
struct sctp_chunk *sctp_make_auth(const struct sctp_association *asoc);
struct sctp_chunk *sctp_make_strreset_req(const struct sctp_association *asoc,
- __u16 stream_num, __u16 *stream_list,
+ __u16 stream_num, __be16 *stream_list,
bool out, bool in);
struct sctp_chunk *sctp_make_strreset_tsnreq(
const struct sctp_association *asoc);
diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h
index b8c86ec1a8f5..231dc42f1da6 100644
--- a/include/net/sctp/ulpevent.h
+++ b/include/net/sctp/ulpevent.h
@@ -130,7 +130,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event(
struct sctp_ulpevent *sctp_ulpevent_make_stream_reset_event(
const struct sctp_association *asoc, __u16 flags,
- __u16 stream_num, __u16 *stream_list, gfp_t gfp);
+ __u16 stream_num, __be16 *stream_list, gfp_t gfp);
struct sctp_ulpevent *sctp_ulpevent_make_assoc_reset_event(
const struct sctp_association *asoc, __u16 flags,
diff --git a/include/net/strparser.h b/include/net/strparser.h
index 7dc131d62ad5..d96b59f45eba 100644
--- a/include/net/strparser.h
+++ b/include/net/strparser.h
@@ -74,10 +74,9 @@ struct strparser {
u32 unrecov_intr : 1;
struct sk_buff **skb_nextp;
- struct timer_list msg_timer;
struct sk_buff *skb_head;
unsigned int need_bytes;
- struct delayed_work delayed_work;
+ struct delayed_work msg_timer_work;
struct work_struct work;
struct strp_stats stats;
struct strp_callbacks cb;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index aa1cc90fdc02..a2510cdef4b5 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -816,6 +816,7 @@ struct tcp_skb_cb {
__u32 key;
__u32 flags;
struct bpf_map *map;
+ void *data_end;
} bpf;
};
};
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index f650346aaa1a..0b7b54d898bd 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -645,7 +645,7 @@ union bpf_attr {
* @map: pointer to sockmap
* @key: key to lookup sock in map
* @flags: reserved for future use
- * Return: SK_REDIRECT
+ * Return: SK_PASS
*
* int bpf_sock_map_update(skops, map, key, flags)
* @skops: pointer to bpf_sock_ops
@@ -887,8 +887,8 @@ struct xdp_md {
};
enum sk_action {
- SK_ABORTED = 0,
- SK_DROP,
+ SK_DROP = 0,
+ SK_PASS,
SK_REDIRECT,
};
diff --git a/include/uapi/linux/sctp.h b/include/uapi/linux/sctp.h
index 6cd7d416ca40..48c84a84721e 100644
--- a/include/uapi/linux/sctp.h
+++ b/include/uapi/linux/sctp.h
@@ -378,7 +378,7 @@ struct sctp_remote_error {
__u16 sre_type;
__u16 sre_flags;
__u32 sre_length;
- __u16 sre_error;
+ __be16 sre_error;
sctp_assoc_t sre_assoc_id;
__u8 sre_data[0];
};
diff --git a/include/uapi/linux/spi/spidev.h b/include/uapi/linux/spi/spidev.h
index dd5f21e75805..856de39d0b89 100644
--- a/include/uapi/linux/spi/spidev.h
+++ b/include/uapi/linux/spi/spidev.h
@@ -23,6 +23,7 @@
#define SPIDEV_H
#include <linux/types.h>
+#include <linux/ioctl.h>
/* User space versions of kernel symbols for SPI clocking modes,
* matching <linux/spi/spi.h>
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 12:24:56 +0100