Re: [PATCH 2 of 4] Introduce i386 fibril scheduling

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To: Ingo Molnar <mingo@...>

Cc: Zach Brown <zach.brown@...>, <linux-kernel@...>, <linux-aio@...>, Suparna Bhattacharya <suparna@...>, Benjamin LaHaise <bcrl@...>, Linus Torvalds <torvalds@...>

Subject: Re: [PATCH 2 of 4] Introduce i386 fibril scheduling

Date: Friday, February 2, 2007 - 9:22 am

Ingo Molnar <mingo@elte.hu> writes:

quoted text> and for one of the most important IO 
> disciplines, networking, that is reality already.

Not 100% -- a few things in TCP/IP at least are blocking still.
Mostly relatively obscure things though.

Also the sockets model is currently incompatible with direct zero-copy RX/TX, 
which needs fixing.

-Andi
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Messages in current thread:

[PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Tue Jan 30, 4:39 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Fri Feb 9, 6:33 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, David Miller, (Sat Feb 10, 8:56 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Sat Feb 10, 10:49 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, bert hubert, (Sat Feb 10, 6:47 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Davide Libenzi, (Sat Feb 10, 2:19 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Eric Dumazet, (Fri Feb 9, 8:04 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Fri Feb 9, 8:12 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Alan, (Fri Feb 9, 8:34 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Davide Libenzi, (Fri Feb 9, 7:11 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Fri Feb 9, 7:35 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Davide Libenzi, (Sat Feb 10, 2:45 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Sat Feb 10, 3:01 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Davide Libenzi, (Sat Feb 10, 4:59 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Sat Feb 10, 3:35 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Davide Libenzi, (Sun Feb 4, 1:13 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Davide Libenzi, (Sun Feb 4, 4:00 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Benjamin Herrenschmidt, (Tue Jan 30, 10:04 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 1:38 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Benjamin LaHaise, (Wed Jan 31, 1:51 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 3:25 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Benjamin LaHaise, (Wed Jan 31, 4:05 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 4:41 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Tue Jan 30, 10:46 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 1:47 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Nick Piggin, (Wed Jan 31, 1:36 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 2:20 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Wed Jan 31, 2:06 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Joel Becker, (Wed Jan 31, 4:13 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Ingo Molnar, (Wed Jan 31, 4:43 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Nick Piggin, (Wed Jan 31, 1:51 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Benjamin Herrenschmidt, (Wed Jan 31, 1:16 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Tue Jan 30, 11:02 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 1:59 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Xavier Bestel, (Wed Jan 31, 6:50 am)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Wed Jan 31, 3:28 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Tue Jan 30, 5:58 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Tue Jan 30, 6:40 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Tue Jan 30, 6:53 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Tue Jan 30, 7:45 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Benjamin Herrenschmidt, (Tue Jan 30, 10:07 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Linus Torvalds, (Tue Jan 30, 6:23 pm)

Re: [PATCH 0 of 4] Generic AIO by scheduling stacks, Zach Brown, (Tue Jan 30, 6:53 pm)

[PATCH 4 of 4] Introduce aio system call submission and comp..., Zach Brown, (Tue Jan 30, 4:39 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Davide Libenzi, (Sun Feb 4, 1:12 am)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., bert hubert, (Thu Feb 1, 4:26 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Zach Brown, (Thu Feb 1, 5:29 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., bert hubert, (Fri Feb 2, 3:12 am)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Andi Kleen, (Wed Jan 31, 4:58 am)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Zach Brown, (Wed Jan 31, 1:15 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Andi Kleen, (Wed Jan 31, 1:21 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Zach Brown, (Wed Jan 31, 3:23 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Suparna Bhattacharya, (Thu Feb 1, 7:13 am)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Zach Brown, (Thu Feb 1, 6:18 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Suparna Bhattacharya, (Thu Feb 1, 11:35 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Trond Myklebust, (Thu Feb 1, 3:50 pm)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Suparna Bhattacharya, (Fri Feb 2, 3:19 am)

Re: [PATCH 4 of 4] Introduce aio system call submission and ..., Andi Kleen, (Fri Feb 2, 3:45 am)

[PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Tue Jan 30, 4:39 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Sun Feb 4, 1:12 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 1:54 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Thu Feb 1, 4:36 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Thu Feb 1, 4:07 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Fri Feb 2, 6:49 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 11:56 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Fri Feb 2, 6:21 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 1:02 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 2:52 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 3:20 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 3:38 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Fri Feb 2, 7:37 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, bert hubert, (Mon Feb 5, 5:36 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Mon Feb 5, 5:57 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Scot McKinley, (Mon Feb 5, 8:27 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Joel Becker, (Mon Feb 5, 8:48 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, David Miller, (Mon Feb 5, 8:48 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 6:34 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, bert hubert, (Mon Feb 5, 6:07 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 6:15 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 1:12 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 2:24 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, David Miller, (Mon Feb 5, 5:44 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 8:15 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Fri Feb 2, 8:02 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 6:49 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Fri Feb 2, 7:55 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 8:56 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Sat Feb 3, 4:23 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 1:44 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 3:26 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 3:41 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 4:10 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Mon Feb 5, 4:39 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 5:21 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 5:09 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Mon Feb 5, 8:32 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Kent Overstreet, (Mon Feb 5, 5:31 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Tue Feb 6, 4:46 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Kent Overstreet, (Tue Feb 6, 6:45 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Tue Feb 6, 7:23 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Joel Becker, (Tue Feb 6, 7:39 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Tue Feb 6, 7:56 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Joel Becker, (Tue Feb 6, 8:06 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Tue Feb 6, 8:23 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Joel Becker, (Tue Feb 6, 8:44 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Michael K. Edwards, (Wed Feb 7, 2:16 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Michael K. Edwards, (Wed Feb 7, 5:17 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Michael K. Edwards, (Wed Feb 7, 5:37 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Tue Feb 6, 9:15 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Joel Becker, (Tue Feb 6, 9:30 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Kent Overstreet, (Tue Feb 6, 9:24 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Tue Feb 6, 7:04 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Kent Overstreet, (Tue Feb 6, 9:22 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, David Miller, (Tue Feb 6, 5:16 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Tue Feb 6, 5:28 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, David Miller, (Tue Feb 6, 5:31 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Tue Feb 6, 5:50 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Tue Feb 6, 6:28 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Eric Dumazet, (Tue Feb 6, 5:46 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Tue Feb 6, 4:25 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 4:21 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Mon Feb 5, 4:42 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Matt Mackall, (Sat Feb 3, 5:25 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Sat Feb 3, 6:03 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Suparna Bhattacharya, (Sat Feb 3, 3:15 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Alan, (Fri Feb 2, 3:59 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Mon Feb 5, 12:44 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 4:14 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Alan, (Fri Feb 2, 5:30 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 5:30 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Fri Feb 2, 6:42 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 7:01 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 7:17 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, bert hubert, (Fri Feb 2, 8:23 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Alan, (Fri Feb 2, 8:04 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Alan, (Fri Feb 2, 6:48 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Davide Libenzi, (Fri Feb 2, 4:58 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Linus Torvalds, (Fri Feb 2, 5:09 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Thu Feb 1, 9:02 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Andi Kleen, (Fri Feb 2, 9:22 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Thu Feb 1, 5:52 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Benjamin LaHaise, (Thu Feb 1, 6:23 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Zach Brown, (Thu Feb 1, 6:37 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Christoph Hellwig, (Thu Feb 1, 9:19 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Andi Kleen, (Fri Feb 2, 9:23 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Thu Feb 1, 9:52 am)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Mark Lord, (Thu Feb 1, 1:13 pm)

Re: [PATCH 2 of 4] Introduce i386 fibril scheduling, Ingo Molnar, (Thu Feb 1, 2:02 pm)

[PATCH 3 of 4] Teach paths to wake a specific void * target ..., Zach Brown, (Tue Jan 30, 4:39 pm)

[PATCH 1 of 4] Introduce per_call_chain(), Zach Brown, (Tue Jan 30, 4:39 pm)

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