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| author | Jens Axboe <jens.axboe@oracle.com> | 2009-05-22 20:28:35 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-05-22 20:28:35 +0200 |
| commit | 9bd7de51ee8537094656149eaf45338cadb7d7d4 (patch) | |
| tree | a691987319dfcdb07de2bce619746f88d26882c4 /net/ipv4 | |
| parent | e4b636366c00738b9609cda307014d71b1225b7f (diff) | |
| parent | 6a44587ee716ac911082cbdec766e5b3f051c071 (diff) | |
| download | op-kernel-dev-9bd7de51ee8537094656149eaf45338cadb7d7d4.zip op-kernel-dev-9bd7de51ee8537094656149eaf45338cadb7d7d4.tar.gz | |
Merge branch 'master' into for-2.6.31
Conflicts:
drivers/ide/ide-io.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/Kconfig | 2 | ||||
| -rw-r--r-- | net/ipv4/ipconfig.c | 12 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 5 |
3 files changed, 17 insertions, 2 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig index 9d26a3d..5b919f7 100644 --- a/net/ipv4/Kconfig +++ b/net/ipv4/Kconfig @@ -408,7 +408,7 @@ config INET_XFRM_MODE_BEET config INET_LRO bool "Large Receive Offload (ipv4/tcp)" - + default y ---help--- Support for Large Receive Offload (ipv4/tcp). diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index 90d22ae..88bf051 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -139,6 +139,8 @@ __be32 ic_servaddr = NONE; /* Boot server IP address */ __be32 root_server_addr = NONE; /* Address of NFS server */ u8 root_server_path[256] = { 0, }; /* Path to mount as root */ +u32 ic_dev_xid; /* Device under configuration */ + /* vendor class identifier */ static char vendor_class_identifier[253] __initdata; @@ -932,6 +934,13 @@ static int __init ic_bootp_recv(struct sk_buff *skb, struct net_device *dev, str goto drop_unlock; } + /* Is it a reply for the device we are configuring? */ + if (b->xid != ic_dev_xid) { + if (net_ratelimit()) + printk(KERN_ERR "DHCP/BOOTP: Ignoring delayed packet \n"); + goto drop_unlock; + } + /* Parse extensions */ if (ext_len >= 4 && !memcmp(b->exten, ic_bootp_cookie, 4)) { /* Check magic cookie */ @@ -1115,6 +1124,9 @@ static int __init ic_dynamic(void) get_random_bytes(&timeout, sizeof(timeout)); timeout = CONF_BASE_TIMEOUT + (timeout % (unsigned) CONF_TIMEOUT_RANDOM); for (;;) { + /* Track the device we are configuring */ + ic_dev_xid = d->xid; + #ifdef IPCONFIG_BOOTP if (do_bootp && (d->able & IC_BOOTP)) ic_bootp_send_if(d, jiffies - start_jiffies); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 1d7f49c..7a0f0b2 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1321,6 +1321,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, struct task_struct *user_recv = NULL; int copied_early = 0; struct sk_buff *skb; + u32 urg_hole = 0; lock_sock(sk); @@ -1532,7 +1533,8 @@ do_prequeue: } } } - if ((flags & MSG_PEEK) && peek_seq != tp->copied_seq) { + if ((flags & MSG_PEEK) && + (peek_seq - copied - urg_hole != tp->copied_seq)) { if (net_ratelimit()) printk(KERN_DEBUG "TCP(%s:%d): Application bug, race in MSG_PEEK.\n", current->comm, task_pid_nr(current)); @@ -1553,6 +1555,7 @@ do_prequeue: if (!urg_offset) { if (!sock_flag(sk, SOCK_URGINLINE)) { ++*seq; + urg_hole++; offset++; used--; if (!used) |
