diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 14:07:15 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 14:07:15 -0700 |
commit | d2aa4550379f92e929af7ed1dd4f55e6a1e331f8 (patch) | |
tree | 5ef0fc69a507f0d701fd157b6652427eabd5efdd /include/net/sock.h | |
parent | 9e3e4b1d2d13bead8d52703c82a02b55f108b491 (diff) | |
parent | cb2107be43d2fc5eadec58b92b54bf32c00bfff3 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (55 commits)
netxen: fix tx ring accounting
netxen: fix detection of cut-thru firmware mode
forcedeth: fix dma api mismatches
atm: sk_wmem_alloc initial value is one
net: correct off-by-one write allocations reports
via-velocity : fix no link detection on boot
Net / e100: Fix suspend of devices that cannot be power managed
TI DaVinci EMAC : Fix rmmod error
net: group address list and its count
ipv4: Fix fib_trie rebalancing, part 2
pkt_sched: Update drops stats in act_police
sky2: version 1.23
sky2: add GRO support
sky2: skb recycling
sky2: reduce default transmit ring
sky2: receive counter update
sky2: fix shutdown synchronization
sky2: PCI irq issues
sky2: more receive shutdown
sky2: turn off pause during shutdown
...
Manually fix trivial conflict in net/core/skbuff.c due to kmemcheck
Diffstat (limited to 'include/net/sock.h')
-rw-r--r-- | include/net/sock.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 95bd3fd75f9..07133c5e986 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1208,6 +1208,39 @@ static inline int skb_copy_to_page(struct sock *sk, char __user *from, return 0; } +/** + * sk_wmem_alloc_get - returns write allocations + * @sk: socket + * + * Returns sk_wmem_alloc minus initial offset of one + */ +static inline int sk_wmem_alloc_get(const struct sock *sk) +{ + return atomic_read(&sk->sk_wmem_alloc) - 1; +} + +/** + * sk_rmem_alloc_get - returns read allocations + * @sk: socket + * + * Returns sk_rmem_alloc + */ +static inline int sk_rmem_alloc_get(const struct sock *sk) +{ + return atomic_read(&sk->sk_rmem_alloc); +} + +/** + * sk_has_allocations - check if allocations are outstanding + * @sk: socket + * + * Returns true if socket has write or read allocations + */ +static inline int sk_has_allocations(const struct sock *sk) +{ + return sk_wmem_alloc_get(sk) || sk_rmem_alloc_get(sk); +} + /* * Queue a received datagram if it will fit. Stream and sequenced * protocols can't normally use this as they need to fit buffers in |