From: Christoph Hellwig <hch@lst.de>
To: Jeff Moyer <jmoyer@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>,
viro@zeniv.linux.org.uk, Avi Kivity <avi@scylladb.com>,
linux-aio@kvack.org, linux-fsdevel@vger.kernel.org,
netdev@vger.kernel.org, linux-api@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 30/32] aio: add delayed cancel support
Date: Mon, 15 Jan 2018 09:54:16 +0100 [thread overview]
Message-ID: <20180115085416.GC32532@lst.de> (raw)
In-Reply-To: <x49373ce7qu.fsf@segfault.boston.devel.redhat.com>
On Thu, Jan 11, 2018 at 10:27:05AM -0500, Jeff Moyer wrote:
> Duh, good point. My main concern is that things like usb gadget will
> have to deal with races between cancellation and completion on their
> own. It would be nice if we had infrastructure for them to use. I'll
> have a look through that code to see if there's something we could or
> should be doing.
The current cancel interface is a bit of a mess, as it assumes the
kiocb is embedded into an aio_kiocb. I think it would need a major
rework in general, but I'll need to fix a couple other aio issues
first.
next prev parent reply other threads:[~2018-01-15 8:54 UTC|newest]
Thread overview: 118+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-10 15:58 aio poll, io_pgetevents and a new in-kernel poll API V2 Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 01/32] fs: update documentation for __poll_t Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 02/32] fs: add new vfs_poll and file_can_poll helpers Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 03/32] fs: introduce new ->get_poll_head and ->poll_mask methods Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 21:04 ` Al Viro
2018-01-10 21:04 ` Al Viro
2018-01-11 5:22 ` Al Viro
2018-01-11 5:22 ` Al Viro
2018-01-11 8:28 ` Christoph Hellwig
2018-01-11 8:28 ` Christoph Hellwig
2018-01-11 11:32 ` Christoph Hellwig
2018-01-11 11:32 ` Christoph Hellwig
2018-01-11 11:36 ` Christoph Hellwig
2018-01-11 11:36 ` Christoph Hellwig
2018-01-11 17:47 ` Al Viro
2018-01-11 17:47 ` Al Viro
2018-01-12 9:06 ` Christoph Hellwig
2018-01-12 9:06 ` Christoph Hellwig
2018-01-17 16:05 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 04/32] net: refactor socket_poll Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 05/32] net: add support for ->poll_mask in proto_ops Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 06/32] net: remove sock_no_poll Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 07/32] net/tcp: convert to ->poll_mask Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 08/32] net/unix: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 09/32] net: convert datagram_poll users tp ->poll_mask Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 10/32] net/dccp: convert to ->poll_mask Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 11/32] net/atm: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 12/32] net/vmw_vsock: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 13/32] net/tipc: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 19:32 ` Jon Maloy
2018-01-10 19:32 ` Jon Maloy
2018-01-10 15:58 ` [PATCH 14/32] net/sctp: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 15/32] net/bluetooth: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 16/32] net/caif: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 17/32] net/nfc: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 18/32] net/phonet: " Christoph Hellwig
2018-01-10 15:58 ` [PATCH 19/32] net/iucv: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 20/32] net/rxrpc: " Christoph Hellwig
2018-01-10 15:58 ` [PATCH 21/32] pipe: " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 22/32] eventfd: switch " Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 23/32] timerfd: convert " Christoph Hellwig
2018-01-10 15:58 ` [PATCH 24/32] aio: don't print the page size at boot time Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 25/32] aio: remove an outdated comment in aio_complete Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 26/32] aio: refactor read/write iocb setup Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 21:19 ` Jeff Moyer
2018-01-10 21:19 ` Jeff Moyer
2018-01-11 13:38 ` Christoph Hellwig
2018-01-11 13:38 ` Christoph Hellwig
2018-01-10 15:58 ` [PATCH 27/32] aio: sanitize ki_list handling Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 21:29 ` Jeff Moyer
2018-01-10 21:29 ` Jeff Moyer
2018-01-10 15:58 ` [PATCH 28/32] aio: simplify cancellation Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 22:50 ` Jeff Moyer
2018-01-10 15:58 ` [PATCH 29/32] aio: delete iocbs from the active_reqs list in kiocb_cancel Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 22:52 ` Jeff Moyer
2018-01-10 22:52 ` Jeff Moyer
2018-01-10 15:58 ` [PATCH 30/32] aio: add delayed cancel support Christoph Hellwig
2018-01-10 15:58 ` Christoph Hellwig
2018-01-10 22:59 ` Jeff Moyer
2018-01-10 22:59 ` Jeff Moyer
2018-01-10 23:26 ` Jeff Moyer
2018-01-10 23:26 ` Jeff Moyer
2018-01-11 13:43 ` Christoph Hellwig
2018-01-11 13:43 ` Christoph Hellwig
2018-01-11 15:27 ` Jeff Moyer
2018-01-11 15:27 ` Jeff Moyer
2018-01-15 8:54 ` Christoph Hellwig [this message]
2018-01-10 15:58 ` [PATCH 31/32] aio: implement IOCB_CMD_POLL Christoph Hellwig
2018-01-10 15:58 ` [PATCH 32/32] aio: implement io_pgetevents Christoph Hellwig
[not found] ` <20180110155853.32348-33-hch-jcswGhMUV9g@public.gmane.org>
2018-01-12 20:44 ` Jeff Moyer
2018-01-12 20:44 ` Jeff Moyer
2018-01-15 8:53 ` Christoph Hellwig
2018-01-15 8:53 ` Christoph Hellwig
2018-01-16 12:04 ` Christoph Hellwig
2018-01-17 0:41 ` Jeff Moyer
2018-01-17 0:41 ` Jeff Moyer
2018-01-17 4:27 ` Al Viro
2018-01-17 4:27 ` Al Viro
2018-01-17 7:08 ` Christoph Hellwig
2018-01-17 7:08 ` Christoph Hellwig
2018-01-17 13:49 ` Jeff Moyer
2018-01-17 13:49 ` Jeff Moyer
2018-01-17 7:36 ` Christoph Hellwig
2018-01-17 7:36 ` Christoph Hellwig
2018-01-17 13:51 ` Jeff Moyer
2018-01-17 13:51 ` Jeff Moyer
2018-01-10 22:36 ` aio poll, io_pgetevents and a new in-kernel poll API V2 Michael Kerrisk (man-pages)
2018-01-10 22:36 ` Michael Kerrisk (man-pages)
2018-01-10 23:34 ` Jeff Moyer
2018-01-10 23:34 ` Jeff Moyer
2018-01-10 23:34 ` Jeff Moyer
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