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From: Jakub Jelinek <jakub@redhat.com>
To: Ulrich Drepper <drepper@redhat.com>
Cc: suparna@in.ibm.com, sebastien.dugue@bull.net,
	Badari Pulavarty <pbadari@us.ibm.com>,
	Zach Brown <zach.brown@oracle.com>,
	Christoph Hellwig <hch@infradead.org>,
	Evgeniy Polyakov <johnpol@2ka.mipt.ru>,
	lkml <linux-kernel@vger.kernel.org>,
	David Miller <davem@davemloft.net>,
	netdev <netdev@vger.kernel.org>,
	linux-aio@kvack.org
Subject: Re: Kernel patches enabling better POSIX AIO (Was Re: [3/4] kevent: AIO, aio_sendfile)
Date: Sat, 12 Aug 2006 15:28:02 -0400	[thread overview]
Message-ID: <20060812192802.GO32572@devserv.devel.redhat.com> (raw)
In-Reply-To: <44DE27AB.7040507@redhat.com>

On Sat, Aug 12, 2006 at 12:10:35PM -0700, Ulrich Drepper wrote:
> > I am wondering about that too. IIRC, the IO_NOTIFY_* constants are not
> > part of the ABI, but only internal to the kernel implementation. I think
> > Zach had suggested inferring THREAD_ID notification if the pid specified
> > is not zero. But, I don't see why ->sigev_notify couldn't used directly
> > (just like the POSIX timers code does) thus doing away with the 
> > new constants altogether. Sebestian/Laurent, do you recall?
> 
> I suggest to model the implementation after the timer code which does
> exactly what we need.

Yeah, and if at all possible we want to use just one helper thread for
SIGEV_THREAD notification of timers/aio/etc., so it really should behave the
same as timer thread notification.

	Jakub

  reply	other threads:[~2006-08-12 19:28 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <44C66FC9.3050402@redhat.com>
2006-07-25 22:01 ` async network I/O, event channels, etc David Miller
2006-07-25 22:55   ` Nicholas Miell
2006-07-26  6:28   ` Evgeniy Polyakov
2006-07-26  9:18     ` [0/4] kevent: generic event processing subsystem Evgeniy Polyakov
2006-07-26  9:18       ` [1/4] kevent: core files Evgeniy Polyakov
2006-07-26  9:18         ` [2/4] kevent: network AIO, socket notifications Evgeniy Polyakov
2006-07-26  9:18           ` [3/4] kevent: AIO, aio_sendfile() implementation Evgeniy Polyakov
2006-07-26  9:18             ` [4/4] kevent: poll/select() notifications. Timer notifications Evgeniy Polyakov
2006-07-26 10:00             ` [3/4] kevent: AIO, aio_sendfile() implementation Christoph Hellwig
2006-07-26 10:08               ` Evgeniy Polyakov
2006-07-26 10:13                 ` Christoph Hellwig
2006-07-26 10:25                   ` Evgeniy Polyakov
2006-07-26 10:04             ` Christoph Hellwig
2006-07-26 10:12               ` David Miller
2006-07-26 10:15                 ` Christoph Hellwig
2006-07-26 20:21                   ` Phillip Susi
2006-07-26 14:14                 ` Avi Kivity
2006-07-26 10:19               ` Evgeniy Polyakov
2006-07-26 10:30                 ` Christoph Hellwig
2006-07-26 14:28                   ` Ulrich Drepper
2006-07-26 16:22                     ` Badari Pulavarty
2006-07-27  6:49                       ` Sébastien Dugué
2006-07-27 15:28                         ` Badari Pulavarty
2006-07-27 18:14                           ` Zach Brown
2006-07-27 18:29                             ` Badari Pulavarty
2006-07-27 18:44                               ` Ulrich Drepper
2006-07-27 21:02                                 ` Badari Pulavarty
2006-07-28  7:31                                   ` Sébastien Dugué
2006-07-28 12:58                                   ` Sébastien Dugué
2006-08-11 19:45                                     ` Ulrich Drepper
2006-08-12 18:29                                       ` Kernel patches enabling better POSIX AIO (Was Re: [3/4] kevent: AIO, aio_sendfile) Suparna Bhattacharya
2006-08-12 19:10                                         ` Ulrich Drepper
2006-08-12 19:28                                           ` Jakub Jelinek [this message]
2006-09-04 14:37                                             ` Sébastien Dugué
2006-08-14  7:02                                           ` Suparna Bhattacharya
2006-08-14 16:38                                             ` Ulrich Drepper
2006-08-15  2:06                                               ` Nicholas Miell
2006-09-04 14:36                                           ` Sébastien Dugué
2006-09-04 14:28                                         ` Sébastien Dugué
2006-07-28  7:29                                 ` [3/4] kevent: AIO, aio_sendfile() implementation Sébastien Dugué
2006-07-31 10:11                                 ` Suparna Bhattacharya
2006-07-28  7:26                           ` Sébastien Dugué
2006-07-26 10:31         ` [1/4] kevent: core files Andrew Morton
2006-07-26 10:37           ` Evgeniy Polyakov
2006-07-26 10:44         ` Evgeniy Polyakov
2006-07-27  6:10     ` async network I/O, event channels, etc David Miller
2006-07-27  7:49       ` Evgeniy Polyakov
2006-07-27  8:02         ` David Miller
2006-07-27  8:09           ` Jens Axboe
2006-07-27  8:11             ` Jens Axboe
2006-07-27  8:20               ` David Miller
2006-07-27  8:29                 ` Jens Axboe
2006-07-27  8:37                   ` David Miller
2006-07-27  8:39                     ` Jens Axboe
2006-07-27  8:58           ` Evgeniy Polyakov
2006-07-27  9:31             ` David Miller
2006-07-27  9:37               ` Evgeniy Polyakov

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