From da753beaeb1446aa87bcca7e8a0026633a8914f0 Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Fri, 28 Apr 2006 15:21:23 -0700 Subject: [NET]: use hlist_unhashed() Use hlist_unhashed() rather than accessing inside data structure. Signed-off-by: Akinobu Mita Signed-off-by: Andrew Morton Signed-off-by: David S. Miller --- include/net/inet_timewait_sock.h | 2 +- include/net/sock.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'include/net') diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h index 1da294c47522..e837f98fdb50 100644 --- a/include/net/inet_timewait_sock.h +++ b/include/net/inet_timewait_sock.h @@ -150,7 +150,7 @@ static inline void inet_twsk_add_bind_node(struct inet_timewait_sock *tw, static inline int inet_twsk_dead_hashed(const struct inet_timewait_sock *tw) { - return tw->tw_death_node.pprev != NULL; + return !hlist_unhashed(&tw->tw_death_node); } static inline void inet_twsk_dead_node_init(struct inet_timewait_sock *tw) diff --git a/include/net/sock.h b/include/net/sock.h index ff8b0dad7b0f..c9fad6fb629b 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -279,7 +279,7 @@ static inline int sk_unhashed(const struct sock *sk) static inline int sk_hashed(const struct sock *sk) { - return sk->sk_node.pprev != NULL; + return !sk_unhashed(sk); } static __inline__ void sk_node_init(struct hlist_node *node) -- cgit v1.2.3 From e1fdb5b39656ea2be8cadde565e543649a988af9 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Wed, 3 May 2006 23:27:16 -0700 Subject: [AX.25]: Eleminate HZ from AX.25 kernel interfaces Convert all AX.25 sysctl time values from jiffies to ms as units. Signed-off-by: Ralf Baechle Signed-off-by: David S. Miller --- include/net/ax25.h | 10 +++---- net/ax25/af_ax25.c | 73 ++++++++++++++++++++++++++-------------------- net/ax25/ax25_ds_timer.c | 3 +- net/ax25/sysctl_net_ax25.c | 10 +++---- 4 files changed, 53 insertions(+), 43 deletions(-) (limited to 'include/net') diff --git a/include/net/ax25.h b/include/net/ax25.h index d052b221dbcd..5bd997487054 100644 --- a/include/net/ax25.h +++ b/include/net/ax25.h @@ -145,14 +145,14 @@ enum { #define AX25_DEF_CONMODE 2 /* Connected mode allowed */ #define AX25_DEF_WINDOW 2 /* Window=2 */ #define AX25_DEF_EWINDOW 32 /* Module-128 Window=32 */ -#define AX25_DEF_T1 (10 * HZ) /* T1=10s */ -#define AX25_DEF_T2 (3 * HZ) /* T2=3s */ -#define AX25_DEF_T3 (300 * HZ) /* T3=300s */ +#define AX25_DEF_T1 10000 /* T1=10s */ +#define AX25_DEF_T2 3000 /* T2=3s */ +#define AX25_DEF_T3 300000 /* T3=300s */ #define AX25_DEF_N2 10 /* N2=10 */ -#define AX25_DEF_IDLE (0 * 60 * HZ) /* Idle=None */ +#define AX25_DEF_IDLE 0 /* Idle=None */ #define AX25_DEF_PACLEN 256 /* Paclen=256 */ #define AX25_DEF_PROTOCOL AX25_PROTO_STD_SIMPLEX /* Standard AX.25 */ -#define AX25_DEF_DS_TIMEOUT (3 * 60 * HZ) /* DAMA timeout 3 minutes */ +#define AX25_DEF_DS_TIMEOUT 180000 /* DAMA timeout 3 minutes */ typedef struct ax25_uid_assoc { struct hlist_node uid_node; diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index a9f13dfde07e..a2e0dd047e9f 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -426,6 +426,26 @@ static int ax25_ctl_ioctl(const unsigned int cmd, void __user *arg) return 0; } +static void ax25_fillin_cb_from_dev(ax25_cb *ax25, ax25_dev *ax25_dev) +{ + ax25->rtt = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T1]) / 2; + ax25->t1 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T1]); + ax25->t2 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T2]); + ax25->t3 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T3]); + ax25->n2 = ax25_dev->values[AX25_VALUES_N2]; + ax25->paclen = ax25_dev->values[AX25_VALUES_PACLEN]; + ax25->idle = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_IDLE]); + ax25->backoff = ax25_dev->values[AX25_VALUES_BACKOFF]; + + if (ax25_dev->values[AX25_VALUES_AXDEFMODE]) { + ax25->modulus = AX25_EMODULUS; + ax25->window = ax25_dev->values[AX25_VALUES_EWINDOW]; + } else { + ax25->modulus = AX25_MODULUS; + ax25->window = ax25_dev->values[AX25_VALUES_WINDOW]; + } +} + /* * Fill in a created AX.25 created control block with the default * values for a particular device. @@ -435,39 +455,28 @@ void ax25_fillin_cb(ax25_cb *ax25, ax25_dev *ax25_dev) ax25->ax25_dev = ax25_dev; if (ax25->ax25_dev != NULL) { - ax25->rtt = ax25_dev->values[AX25_VALUES_T1] / 2; - ax25->t1 = ax25_dev->values[AX25_VALUES_T1]; - ax25->t2 = ax25_dev->values[AX25_VALUES_T2]; - ax25->t3 = ax25_dev->values[AX25_VALUES_T3]; - ax25->n2 = ax25_dev->values[AX25_VALUES_N2]; - ax25->paclen = ax25_dev->values[AX25_VALUES_PACLEN]; - ax25->idle = ax25_dev->values[AX25_VALUES_IDLE]; - ax25->backoff = ax25_dev->values[AX25_VALUES_BACKOFF]; - - if (ax25_dev->values[AX25_VALUES_AXDEFMODE]) { - ax25->modulus = AX25_EMODULUS; - ax25->window = ax25_dev->values[AX25_VALUES_EWINDOW]; - } else { - ax25->modulus = AX25_MODULUS; - ax25->window = ax25_dev->values[AX25_VALUES_WINDOW]; - } + ax25_fillin_cb_from_dev(ax25, ax25_dev); + return; + } + + /* + * No device, use kernel / AX.25 spec default values + */ + ax25->rtt = msecs_to_jiffies(AX25_DEF_T1) / 2; + ax25->t1 = msecs_to_jiffies(AX25_DEF_T1); + ax25->t2 = msecs_to_jiffies(AX25_DEF_T2); + ax25->t3 = msecs_to_jiffies(AX25_DEF_T3); + ax25->n2 = AX25_DEF_N2; + ax25->paclen = AX25_DEF_PACLEN; + ax25->idle = msecs_to_jiffies(AX25_DEF_IDLE); + ax25->backoff = AX25_DEF_BACKOFF; + + if (AX25_DEF_AXDEFMODE) { + ax25->modulus = AX25_EMODULUS; + ax25->window = AX25_DEF_EWINDOW; } else { - ax25->rtt = AX25_DEF_T1 / 2; - ax25->t1 = AX25_DEF_T1; - ax25->t2 = AX25_DEF_T2; - ax25->t3 = AX25_DEF_T3; - ax25->n2 = AX25_DEF_N2; - ax25->paclen = AX25_DEF_PACLEN; - ax25->idle = AX25_DEF_IDLE; - ax25->backoff = AX25_DEF_BACKOFF; - - if (AX25_DEF_AXDEFMODE) { - ax25->modulus = AX25_EMODULUS; - ax25->window = AX25_DEF_EWINDOW; - } else { - ax25->modulus = AX25_MODULUS; - ax25->window = AX25_DEF_WINDOW; - } + ax25->modulus = AX25_MODULUS; + ax25->window = AX25_DEF_WINDOW; } } diff --git a/net/ax25/ax25_ds_timer.c b/net/ax25/ax25_ds_timer.c index 061083efc1dc..5961459935eb 100644 --- a/net/ax25/ax25_ds_timer.c +++ b/net/ax25/ax25_ds_timer.c @@ -61,7 +61,8 @@ void ax25_ds_set_timer(ax25_dev *ax25_dev) return; del_timer(&ax25_dev->dama.slave_timer); - ax25_dev->dama.slave_timeout = ax25_dev->values[AX25_VALUES_DS_TIMEOUT] / 10; + ax25_dev->dama.slave_timeout = + msecs_to_jiffies(ax25_dev->values[AX25_VALUES_DS_TIMEOUT]) / 10; ax25_ds_add_timer(ax25_dev); } diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c index 894a22558d9d..bdb64c36df12 100644 --- a/net/ax25/sysctl_net_ax25.c +++ b/net/ax25/sysctl_net_ax25.c @@ -18,14 +18,14 @@ static int min_backoff[1], max_backoff[] = {2}; static int min_conmode[1], max_conmode[] = {2}; static int min_window[] = {1}, max_window[] = {7}; static int min_ewindow[] = {1}, max_ewindow[] = {63}; -static int min_t1[] = {1}, max_t1[] = {30 * HZ}; -static int min_t2[] = {1}, max_t2[] = {20 * HZ}; -static int min_t3[1], max_t3[] = {3600 * HZ}; -static int min_idle[1], max_idle[] = {65535 * HZ}; +static int min_t1[] = {1}, max_t1[] = {30000}; +static int min_t2[] = {1}, max_t2[] = {20000}; +static int min_t3[1], max_t3[] = {3600000}; +static int min_idle[1], max_idle[] = {65535000}; static int min_n2[] = {1}, max_n2[] = {31}; static int min_paclen[] = {1}, max_paclen[] = {512}; static int min_proto[1], max_proto[] = { AX25_PROTO_MAX }; -static int min_ds_timeout[1], max_ds_timeout[] = {65535 * HZ}; +static int min_ds_timeout[1], max_ds_timeout[] = {65535000}; static struct ctl_table_header *ax25_table_header; -- cgit v1.2.3 From 4d8937d0b113e8ec39f7d18cf13804f3b5fb8fd4 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Wed, 3 May 2006 23:27:47 -0700 Subject: [NETROM]: Eleminate HZ from NET/ROM kernel interfaces Convert all NET/ROM sysctl time values from jiffies to ms as units. Signed-off-by: Ralf Baechle Signed-off-by: David S. Miller --- include/net/netrom.h | 8 ++++---- net/netrom/af_netrom.c | 15 ++++++++++----- 2 files changed, 14 insertions(+), 9 deletions(-) (limited to 'include/net') diff --git a/include/net/netrom.h b/include/net/netrom.h index a5ee53bce62f..e0ca112024a3 100644 --- a/include/net/netrom.h +++ b/include/net/netrom.h @@ -42,11 +42,11 @@ enum { #define NR_COND_PEER_RX_BUSY 0x04 #define NR_COND_OWN_RX_BUSY 0x08 -#define NR_DEFAULT_T1 (120 * HZ) /* Outstanding frames - 120 seconds */ -#define NR_DEFAULT_T2 (5 * HZ) /* Response delay - 5 seconds */ +#define NR_DEFAULT_T1 120000 /* Outstanding frames - 120 seconds */ +#define NR_DEFAULT_T2 5000 /* Response delay - 5 seconds */ #define NR_DEFAULT_N2 3 /* Number of Retries - 3 */ -#define NR_DEFAULT_T4 (180 * HZ) /* Busy Delay - 180 seconds */ -#define NR_DEFAULT_IDLE (0 * 60 * HZ) /* No Activity Timeout - none */ +#define NR_DEFAULT_T4 180000 /* Busy Delay - 180 seconds */ +#define NR_DEFAULT_IDLE 0 /* No Activity Timeout - none */ #define NR_DEFAULT_WINDOW 4 /* Default Window Size - 4 */ #define NR_DEFAULT_OBS 6 /* Default Obsolescence Count - 6 */ #define NR_DEFAULT_QUAL 10 /* Default Neighbour Quality - 10 */ diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index d44981f5a619..ecd288beca7c 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -425,11 +425,16 @@ static int nr_create(struct socket *sock, int protocol) nr_init_timers(sk); - nr->t1 = sysctl_netrom_transport_timeout; - nr->t2 = sysctl_netrom_transport_acknowledge_delay; - nr->n2 = sysctl_netrom_transport_maximum_tries; - nr->t4 = sysctl_netrom_transport_busy_delay; - nr->idle = sysctl_netrom_transport_no_activity_timeout; + nr->t1 = + msecs_to_jiffies(sysctl_netrom_transport_timeout); + nr->t2 = + msecs_to_jiffies(sysctl_netrom_transport_acknowledge_delay); + nr->n2 = + msecs_to_jiffies(sysctl_netrom_transport_maximum_tries); + nr->t4 = + msecs_to_jiffies(sysctl_netrom_transport_busy_delay); + nr->idle = + msecs_to_jiffies(sysctl_netrom_transport_no_activity_timeout); nr->window = sysctl_netrom_transport_requested_window_size; nr->bpqext = 1; -- cgit v1.2.3 From 82e84249f0ee098e004c8bd6d90a1640bd56cfbb Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Wed, 3 May 2006 23:28:20 -0700 Subject: [ROSE]: Eleminate HZ from ROSE kernel interfaces Convert all ROSE sysctl time values from jiffies to ms as units. Signed-off-by: Ralf Baechle Signed-off-by: David S. Miller --- include/net/rose.h | 14 +++++++------- net/rose/af_rose.c | 10 +++++----- net/rose/rose_link.c | 6 ++++-- 3 files changed, 16 insertions(+), 14 deletions(-) (limited to 'include/net') diff --git a/include/net/rose.h b/include/net/rose.h index 3249b979605a..012b09ed2401 100644 --- a/include/net/rose.h +++ b/include/net/rose.h @@ -49,14 +49,14 @@ enum { ROSE_STATE_5 /* Deferred Call Acceptance */ }; -#define ROSE_DEFAULT_T0 (180 * HZ) /* Default T10 T20 value */ -#define ROSE_DEFAULT_T1 (200 * HZ) /* Default T11 T21 value */ -#define ROSE_DEFAULT_T2 (180 * HZ) /* Default T12 T22 value */ -#define ROSE_DEFAULT_T3 (180 * HZ) /* Default T13 T23 value */ -#define ROSE_DEFAULT_HB (5 * HZ) /* Default Holdback value */ -#define ROSE_DEFAULT_IDLE (0 * 60 * HZ) /* No Activity Timeout - none */ +#define ROSE_DEFAULT_T0 180000 /* Default T10 T20 value */ +#define ROSE_DEFAULT_T1 200000 /* Default T11 T21 value */ +#define ROSE_DEFAULT_T2 180000 /* Default T12 T22 value */ +#define ROSE_DEFAULT_T3 180000 /* Default T13 T23 value */ +#define ROSE_DEFAULT_HB 5000 /* Default Holdback value */ +#define ROSE_DEFAULT_IDLE 0 /* No Activity Timeout - none */ #define ROSE_DEFAULT_ROUTING 1 /* Default routing flag */ -#define ROSE_DEFAULT_FAIL_TIMEOUT (120 * HZ) /* Time until link considered usable */ +#define ROSE_DEFAULT_FAIL_TIMEOUT 120000 /* Time until link considered usable */ #define ROSE_DEFAULT_MAXVC 50 /* Maximum number of VCs per neighbour */ #define ROSE_DEFAULT_WINDOW_SIZE 7 /* Default window size */ diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index ea65396d1619..ef4538ac84f0 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -518,11 +518,11 @@ static int rose_create(struct socket *sock, int protocol) init_timer(&rose->timer); init_timer(&rose->idletimer); - rose->t1 = sysctl_rose_call_request_timeout; - rose->t2 = sysctl_rose_reset_request_timeout; - rose->t3 = sysctl_rose_clear_request_timeout; - rose->hb = sysctl_rose_ack_hold_back_timeout; - rose->idle = sysctl_rose_no_activity_timeout; + rose->t1 = msecs_to_jiffies(sysctl_rose_call_request_timeout); + rose->t2 = msecs_to_jiffies(sysctl_rose_reset_request_timeout); + rose->t3 = msecs_to_jiffies(sysctl_rose_clear_request_timeout); + rose->hb = msecs_to_jiffies(sysctl_rose_ack_hold_back_timeout); + rose->idle = msecs_to_jiffies(sysctl_rose_no_activity_timeout); rose->state = ROSE_STATE_0; diff --git a/net/rose/rose_link.c b/net/rose/rose_link.c index 09e9e9d04d92..bd86a63960ce 100644 --- a/net/rose/rose_link.c +++ b/net/rose/rose_link.c @@ -40,7 +40,8 @@ void rose_start_ftimer(struct rose_neigh *neigh) neigh->ftimer.data = (unsigned long)neigh; neigh->ftimer.function = &rose_ftimer_expiry; - neigh->ftimer.expires = jiffies + sysctl_rose_link_fail_timeout; + neigh->ftimer.expires = + jiffies + msecs_to_jiffies(sysctl_rose_link_fail_timeout); add_timer(&neigh->ftimer); } @@ -51,7 +52,8 @@ static void rose_start_t0timer(struct rose_neigh *neigh) neigh->t0timer.data = (unsigned long)neigh; neigh->t0timer.function = &rose_t0timer_expiry; - neigh->t0timer.expires = jiffies + sysctl_rose_restart_request_timeout; + neigh->t0timer.expires = + jiffies + msecs_to_jiffies(sysctl_rose_restart_request_timeout); add_timer(&neigh->t0timer); } -- cgit v1.2.3 From 7c3ceb4fb9667f34f1599a062efecf4cdc4a4ce5 Mon Sep 17 00:00:00 2001 From: Neil Horman Date: Fri, 5 May 2006 17:02:09 -0700 Subject: [SCTP]: Allow spillover of receive buffer to avoid deadlock. This patch fixes a deadlock situation in the receive path by allowing temporary spillover of the receive buffer. - If the chunk we receive has a tsn that immediately follows the ctsn, accept it even if we run out of receive buffer space and renege data with higher TSNs. - Once we accept one chunk in a packet, accept all the remaining chunks even if we run out of receive buffer space. Signed-off-by: Neil Horman Acked-by: Mark Butler Acked-by: Vlad Yasevich Signed-off-by: Sridhar Samudrala Signed-off-by: David S. Miller --- include/net/sctp/structs.h | 1 + net/sctp/inqueue.c | 1 + net/sctp/sm_statefuns.c | 46 ++++++++++++++++++++++++++++++++++++---------- 3 files changed, 38 insertions(+), 10 deletions(-) (limited to 'include/net') diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index eba99f375517..7f4fea173fb1 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -712,6 +712,7 @@ struct sctp_chunk { __u8 tsn_gap_acked; /* Is this chunk acked by a GAP ACK? */ __s8 fast_retransmit; /* Is this chunk fast retransmitted? */ __u8 tsn_missing_report; /* Data chunk missing counter. */ + __u8 data_accepted; /* At least 1 chunk in this packet accepted */ }; void sctp_chunk_hold(struct sctp_chunk *); diff --git a/net/sctp/inqueue.c b/net/sctp/inqueue.c index 297b8951463e..cf0c767d43ae 100644 --- a/net/sctp/inqueue.c +++ b/net/sctp/inqueue.c @@ -149,6 +149,7 @@ struct sctp_chunk *sctp_inq_pop(struct sctp_inq *queue) /* This is the first chunk in the packet. */ chunk->singleton = 1; ch = (sctp_chunkhdr_t *) chunk->skb->data; + chunk->data_accepted = 0; } chunk->chunk_hdr = ch; diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index 2b9a832b29a7..f5d131f52a70 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -5151,7 +5151,9 @@ static int sctp_eat_data(const struct sctp_association *asoc, int tmp; __u32 tsn; int account_value; + struct sctp_tsnmap *map = (struct sctp_tsnmap *)&asoc->peer.tsn_map; struct sock *sk = asoc->base.sk; + int rcvbuf_over = 0; data_hdr = chunk->subh.data_hdr = (sctp_datahdr_t *)chunk->skb->data; skb_pull(chunk->skb, sizeof(sctp_datahdr_t)); @@ -5162,10 +5164,16 @@ static int sctp_eat_data(const struct sctp_association *asoc, /* ASSERT: Now skb->data is really the user data. */ /* - * if we are established, and we have used up our receive - * buffer memory, drop the frame - */ - if (asoc->state == SCTP_STATE_ESTABLISHED) { + * If we are established, and we have used up our receive buffer + * memory, think about droping the frame. + * Note that we have an opportunity to improve performance here. + * If we accept one chunk from an skbuff, we have to keep all the + * memory of that skbuff around until the chunk is read into user + * space. Therefore, once we accept 1 chunk we may as well accept all + * remaining chunks in the skbuff. The data_accepted flag helps us do + * that. + */ + if ((asoc->state == SCTP_STATE_ESTABLISHED) && (!chunk->data_accepted)) { /* * If the receive buffer policy is 1, then each * association can allocate up to sk_rcvbuf bytes @@ -5176,9 +5184,25 @@ static int sctp_eat_data(const struct sctp_association *asoc, account_value = atomic_read(&asoc->rmem_alloc); else account_value = atomic_read(&sk->sk_rmem_alloc); - - if (account_value > sk->sk_rcvbuf) - return SCTP_IERROR_IGNORE_TSN; + if (account_value > sk->sk_rcvbuf) { + /* + * We need to make forward progress, even when we are + * under memory pressure, so we always allow the + * next tsn after the ctsn ack point to be accepted. + * This lets us avoid deadlocks in which we have to + * drop frames that would otherwise let us drain the + * receive queue. + */ + if ((sctp_tsnmap_get_ctsn(map) + 1) != tsn) + return SCTP_IERROR_IGNORE_TSN; + + /* + * We're going to accept the frame but we should renege + * to make space for it. This will send us down that + * path later in this function. + */ + rcvbuf_over = 1; + } } /* Process ECN based congestion. @@ -5226,6 +5250,7 @@ static int sctp_eat_data(const struct sctp_association *asoc, datalen -= sizeof(sctp_data_chunk_t); deliver = SCTP_CMD_CHUNK_ULP; + chunk->data_accepted = 1; /* Think about partial delivery. */ if ((datalen >= asoc->rwnd) && (!asoc->ulpq.pd_mode)) { @@ -5242,7 +5267,8 @@ static int sctp_eat_data(const struct sctp_association *asoc, * large spill over. */ if (!asoc->rwnd || asoc->rwnd_over || - (datalen > asoc->rwnd + asoc->frag_point)) { + (datalen > asoc->rwnd + asoc->frag_point) || + rcvbuf_over) { /* If this is the next TSN, consider reneging to make * room. Note: Playing nice with a confused sender. A @@ -5250,8 +5276,8 @@ static int sctp_eat_data(const struct sctp_association *asoc, * space and in the future we may want to detect and * do more drastic reneging. */ - if (sctp_tsnmap_has_gap(&asoc->peer.tsn_map) && - (sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map) + 1) == tsn) { + if (sctp_tsnmap_has_gap(map) && + (sctp_tsnmap_get_ctsn(map) + 1) == tsn) { SCTP_DEBUG_PRINTK("Reneging for tsn:%u\n", tsn); deliver = SCTP_CMD_RENEGE; } else { -- cgit v1.2.3