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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-31 15:50:43 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-31 15:50:43 -0800 |
commit | f984d024190d5df98e448e35aa9e89a46fe50bb9 (patch) | |
tree | 7443594ff0a55bf0bc49fbcd90d1ec3334a4cb05 /net | |
parent | fc8744adc870a8d4366908221508bb113d8b72ee (diff) | |
parent | 5d0932a5dd00d83df5d1e15eeffb6edf015a8579 (diff) | |
download | kernel_samsung_smdk4412-f984d024190d5df98e448e35aa9e89a46fe50bb9.tar.gz kernel_samsung_smdk4412-f984d024190d5df98e448e35aa9e89a46fe50bb9.tar.bz2 kernel_samsung_smdk4412-f984d024190d5df98e448e35aa9e89a46fe50bb9.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
igb: fix link reporting when using sgmii
igb: prevent skb_over panic w/ mtu smaller than 1K
igb: Fix DCA errors and do not use context index for 82576
ipv6: compile fix for ip6mr.c
packet: Avoid lock_sock in mmap handler
sfc: Replace stats_enabled flag with a disable count
sfc: SFX7101/SFT9001: Fix AN advertisements
sfc: SFT9001: Always enable XNP exchange on SFT9001 rev B
sfc: Update board info for hardware monitor on SFN4111T-R5 and later
sfc: Test for PHYXS faults whenever we cannot test link state bits
sfc: Reinitialise the PHY completely in case of a PHY or NIC reset
sfc: Fix post-reset MAC selection
sfc: SFN4111T: Fix GPIO sharing between I2C and FLASH_CFG_1
sfc: SFT9001: Fix speed reporting in 1G PHY loopback
sfc: SFX7101: Remove workaround for bad link training
sfc: SFT9001: Enable robust link training
sky2: fix hard hang with netconsoling and iface going up
Diffstat (limited to 'net')
-rw-r--r-- | net/ipv6/ip6mr.c | 1 | ||||
-rw-r--r-- | net/packet/af_packet.c | 9 |
2 files changed, 8 insertions, 2 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index d19a84b7950..228be551e9c 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -48,6 +48,7 @@ #include <linux/pim.h> #include <net/addrconf.h> #include <linux/netfilter_ipv6.h> +#include <net/ip6_checksum.h> /* Big lock, protecting vif table, mrt cache and mroute socket state. Note that the changes are semaphored via rtnl_lock. diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 5f94db2f3e9..9454d4ae46d 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -77,6 +77,7 @@ #include <linux/poll.h> #include <linux/module.h> #include <linux/init.h> +#include <linux/mutex.h> #ifdef CONFIG_INET #include <net/inet_common.h> @@ -175,6 +176,7 @@ struct packet_sock { #endif struct packet_type prot_hook; spinlock_t bind_lock; + struct mutex pg_vec_lock; unsigned int running:1, /* prot_hook is attached*/ auxdata:1, origdev:1; @@ -1069,6 +1071,7 @@ static int packet_create(struct net *net, struct socket *sock, int protocol) */ spin_lock_init(&po->bind_lock); + mutex_init(&po->pg_vec_lock); po->prot_hook.func = packet_rcv; if (sock->type == SOCK_PACKET) @@ -1865,6 +1868,7 @@ static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing synchronize_net(); err = -EBUSY; + mutex_lock(&po->pg_vec_lock); if (closing || atomic_read(&po->mapped) == 0) { err = 0; #define XC(a, b) ({ __typeof__ ((a)) __t; __t = (a); (a) = (b); __t; }) @@ -1886,6 +1890,7 @@ static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing if (atomic_read(&po->mapped)) printk(KERN_DEBUG "packet_mmap: vma is busy: %d\n", atomic_read(&po->mapped)); } + mutex_unlock(&po->pg_vec_lock); spin_lock(&po->bind_lock); if (was_running && !po->running) { @@ -1918,7 +1923,7 @@ static int packet_mmap(struct file *file, struct socket *sock, struct vm_area_st size = vma->vm_end - vma->vm_start; - lock_sock(sk); + mutex_lock(&po->pg_vec_lock); if (po->pg_vec == NULL) goto out; if (size != po->pg_vec_len*po->pg_vec_pages*PAGE_SIZE) @@ -1941,7 +1946,7 @@ static int packet_mmap(struct file *file, struct socket *sock, struct vm_area_st err = 0; out: - release_sock(sk); + mutex_unlock(&po->pg_vec_lock); return err; } #endif |