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| author | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:19 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:19 +0200 |
| commit | 71e20f1873d46e138c26ce83f8fe54b7221f572f (patch) | |
| tree | 3b5c5083d3ffcf7c9d7ddad81acf30c09197ef99 /net | |
| parent | d172fcd3ae1ca7ac27ec8904242fd61e0e11d332 (diff) | |
| download | linux-3.10-71e20f1873d46e138c26ce83f8fe54b7221f572f.tar.gz linux-3.10-71e20f1873d46e138c26ce83f8fe54b7221f572f.tar.bz2 linux-3.10-71e20f1873d46e138c26ce83f8fe54b7221f572f.zip | |
sched: affine sync wakeups
make sync wakeups affine for cache-cold tasks: if a cache-cold task
is woken up by a sync wakeup then use the opportunity to migrate it
straight away. (the two tasks are 'related' because they communicate)
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net')
| -rw-r--r-- | net/unix/af_unix.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 2b57eaf66ab..6996cba5aa9 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -334,7 +334,7 @@ static void unix_write_space(struct sock *sk) read_lock(&sk->sk_callback_lock); if (unix_writable(sk)) { if (sk->sk_sleep && waitqueue_active(sk->sk_sleep)) - wake_up_interruptible(sk->sk_sleep); + wake_up_interruptible_sync(sk->sk_sleep); sk_wake_async(sk, 2, POLL_OUT); } read_unlock(&sk->sk_callback_lock); @@ -1639,7 +1639,7 @@ static int unix_dgram_recvmsg(struct kiocb *iocb, struct socket *sock, if (!skb) goto out_unlock; - wake_up_interruptible(&u->peer_wait); + wake_up_interruptible_sync(&u->peer_wait); if (msg->msg_name) unix_copy_addr(msg, skb->sk); |