Re: [PATCH] net: Avoid extra wakeups of threads blocked in wait_for_packet()

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From: David Miller <davem@...>

To: <dada1@...>

Cc: <cl@...>, <jesse.brandeburg@...>, <netdev@...>, <haoki@...>, <mchan@...>, <davidel@...>

Subject: Re: [PATCH] net: Avoid extra wakeups of threads blocked in wait_for_packet()

Date: Sunday, April 26, 2009 - 5:04 am

From: Eric Dumazet <dada1@cosmosbay.com>
Date: Sat, 25 Apr 2009 17:47:23 +0200

quoted text> (All threads waiting on a socket are using same sk_sleep anchor)

Great stuff Eric.

We've discussed splitting the wait queue up before, but shorter-term
your idea is pretty cool too :-)
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Messages in current thread:

udp ping pong with various process bindings (and correct cpu..., Christoph Lameter, (Fri Apr 24, 4:10 pm)

[PATCH] net: Avoid extra wakeups of threads blocked in wait_..., Eric Dumazet, (Sat Apr 25, 11:47 am)

Re: [PATCH] net: Avoid extra wakeups of threads blocked in w..., David Miller, (Tue Apr 28, 5:26 am)

Re: [PATCH] net: Avoid extra wakeups of threads blocked in w..., David Miller, (Sun Apr 26, 5:04 am)

[PATCH] poll: Avoid extra wakeups, Eric Dumazet, (Sun Apr 26, 6:46 am)

Re: [PATCH] poll: Avoid extra wakeups, Andi Kleen, (Tue Apr 28, 10:21 am)

[PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Tue Apr 28, 11:06 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Ingo Molnar, (Wed Apr 29, 5:16 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Wed Apr 29, 5:36 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Ingo Molnar, (Wed Apr 29, 6:27 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Wed Apr 29, 8:29 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Davide Libenzi, (Wed Apr 29, 11:53 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Ingo Molnar, (Wed Apr 29, 9:07 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Andrew Morton, (Wed Apr 29, 3:20 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Wed Apr 29, 3:39 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Wed Apr 29, 4:26 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Andi Kleen, (Wed Apr 29, 3:35 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Ingo Molnar, (Wed Apr 29, 5:22 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Wed Apr 29, 3:37 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Christoph Lameter, (Tue Apr 28, 3:05 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Tue Apr 28, 4:05 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Christoph Lameter, (Tue Apr 28, 4:14 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Tue Apr 28, 4:33 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Christoph Lameter, (Tue Apr 28, 4:49 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Tue Apr 28, 5:04 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Tue Apr 28, 5:11 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Ingo Molnar, (Wed Apr 29, 5:11 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Thu Apr 30, 6:49 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Ingo Molnar, (Thu Apr 30, 7:57 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Thu Apr 30, 10:08 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Paul E. McKenney, (Thu Apr 30, 5:24 pm)

[BUG] perf_counter: change cpu frequencies , Eric Dumazet, (Thu Apr 30, 12:07 pm)

Re: [BUG] perf_counter: change cpu frequencies, Eric Dumazet, (Sun May 3, 2:06 am)

Re: [BUG] perf_counter: change cpu frequencies, Ingo Molnar, (Sun May 3, 3:25 am)

Re: [BUG] perf_counter: change cpu frequencies, Eric Dumazet, (Mon May 4, 6:39 am)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Christoph Lameter, (Tue Apr 28, 5:00 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Eric Dumazet, (Tue Apr 28, 5:05 pm)

Re: [PATCH] poll: Avoid extra wakeups in select/poll, Christoph Lameter, (Tue Apr 28, 5:04 pm)

Re: [PATCH] poll: Avoid extra wakeups, Eric Dumazet, (Tue Apr 28, 10:58 am)

Re: [PATCH] poll: Avoid extra wakeups, David Miller, (Tue Apr 28, 5:15 am)

Re: [PATCH] poll: Avoid extra wakeups, Eric Dumazet, (Tue Apr 28, 5:24 am)

Re: [PATCH] poll: Avoid extra wakeups, Jarek Poplawski, (Sun Apr 26, 9:33 am)

Re: [PATCH] poll: Avoid extra wakeups, Eric Dumazet, (Sun Apr 26, 10:27 am)

Re: udp ping pong with various process bindings (and correct..., Eric Dumazet, (Fri Apr 24, 5:18 pm)

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