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authorDave Airlie <airlied@redhat.com>2012-03-15 10:24:32 +0000
committerDave Airlie <airlied@redhat.com>2012-03-15 10:24:32 +0000
commit8229c885fe361e521ac64de36b16011e54a30de0 (patch)
tree572e5d34b16713ddef9e803308c6f72014aff01b /include/net/tcp.h
parentc3c50e8b651887bcefcc13beb3739c00b2379b5c (diff)
parentfde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff)
drm: Merge tag 'v3.3-rc7' into drm-core-next
Merge the fixes so far into core-next, needed to test intel driver. Conflicts: drivers/gpu/drm/i915/intel_ringbuffer.c
Diffstat (limited to 'include/net/tcp.h')
-rw-r--r--include/net/tcp.h19
1 files changed, 13 insertions, 6 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d49db0113a06..2d80c291fffb 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -273,6 +273,14 @@ static inline int between(__u32 seq1, __u32 seq2, __u32 seq3)
return seq3 - seq2 >= seq1 - seq2;
}
+static inline bool tcp_out_of_memory(struct sock *sk)
+{
+ if (sk->sk_wmem_queued > SOCK_MIN_SNDBUF &&
+ sk_memory_allocated(sk) > sk_prot_mem_limits(sk, 2))
+ return true;
+ return false;
+}
+
static inline bool tcp_too_many_orphans(struct sock *sk, int shift)
{
struct percpu_counter *ocp = sk->sk_prot->orphan_count;
@@ -283,13 +291,11 @@ static inline bool tcp_too_many_orphans(struct sock *sk, int shift)
if (orphans << shift > sysctl_tcp_max_orphans)
return true;
}
-
- if (sk->sk_wmem_queued > SOCK_MIN_SNDBUF &&
- sk_memory_allocated(sk) > sk_prot_mem_limits(sk, 2))
- return true;
return false;
}
+extern bool tcp_check_oom(struct sock *sk, int shift);
+
/* syncookies: remember time of last synqueue overflow */
static inline void tcp_synq_overflow(struct sock *sk)
{
@@ -1358,8 +1364,9 @@ static inline void tcp_push_pending_frames(struct sock *sk)
}
}
-/* Start sequence of the highest skb with SACKed bit, valid only if
- * sacked > 0 or when the caller has ensured validity by itself.
+/* Start sequence of the skb just after the highest skb with SACKed
+ * bit, valid only if sacked_out > 0 or when the caller has ensured
+ * validity by itself.
*/
static inline u32 tcp_highest_sack_seq(struct tcp_sock *tp)
{