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| author | Len Brown <len.brown@intel.com> | 2005-09-08 07:45:47 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2005-09-08 07:45:47 +0200 |
| commit | 64e47488c913ac704d465a6af86a26786d1412a5 (patch) | |
| tree | d3b0148592963dcde26e4bb35ddfec8b1eaf8e23 /include/net/sock.h | |
| parent | [ACPI] revert bad processor_core.c patch for bug 5128 (diff) | |
| parent | [SCSI] Re-do "final klist fixes" (diff) | |
| download | linux-64e47488c913ac704d465a6af86a26786d1412a5.tar.xz linux-64e47488c913ac704d465a6af86a26786d1412a5.zip | |
Merge linux-2.6 with linux-acpi-2.6
Diffstat (limited to 'include/net/sock.h')
| -rw-r--r-- | include/net/sock.h | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 312cb25cbd18..8c48fbecb7cf 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -709,6 +709,12 @@ static inline int sk_stream_rmem_schedule(struct sock *sk, struct sk_buff *skb) sk_stream_mem_schedule(sk, skb->truesize, 1); } +static inline int sk_stream_wmem_schedule(struct sock *sk, int size) +{ + return size <= sk->sk_forward_alloc || + sk_stream_mem_schedule(sk, size, 0); +} + /* Used by processes to "lock" a socket state, so that * interrupts and bottom half handlers won't change it * from under us. It essentially blocks any incoming @@ -1203,8 +1209,7 @@ static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk, skb = alloc_skb_fclone(size + hdr_len, gfp); if (skb) { skb->truesize += mem; - if (sk->sk_forward_alloc >= (int)skb->truesize || - sk_stream_mem_schedule(sk, skb->truesize, 0)) { + if (sk_stream_wmem_schedule(sk, skb->truesize)) { skb_reserve(skb, hdr_len); return skb; } @@ -1227,10 +1232,8 @@ static inline struct page *sk_stream_alloc_page(struct sock *sk) { struct page *page = NULL; - if (sk->sk_forward_alloc >= (int)PAGE_SIZE || - sk_stream_mem_schedule(sk, PAGE_SIZE, 0)) - page = alloc_pages(sk->sk_allocation, 0); - else { + page = alloc_pages(sk->sk_allocation, 0); + if (!page) { sk->sk_prot->enter_memory_pressure(); sk_stream_moderate_sndbuf(sk); } @@ -1374,9 +1377,10 @@ extern void sk_init(void); #ifdef CONFIG_SYSCTL extern struct ctl_table core_table[]; -extern int sysctl_optmem_max; #endif +extern int sysctl_optmem_max; + extern __u32 sysctl_wmem_default; extern __u32 sysctl_rmem_default; |