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From: Christoph Hellwig <hch@lst.de>
To: Linus Torvalds <torvalds@linux-foundation.org>,
	Al Viro <viro@zeniv.linux.org.uk>
Cc: Jan Kara <jack@suse.cz>, Dmitry Monakhov <dmonakhov@openvz.org>,
	Jeff Moyer <jmoyer@redhat.com>,
	linux-fsdevel@vger.kernel.org, linux-aio@kvack.org,
	linux-kernel@vger.kernel.org
Subject: aio fixes for use after free and freeze protection
Date: Sun, 30 Oct 2016 11:42:00 -0500	[thread overview]
Message-ID: <1477845724-27586-1-git-send-email-hch@lst.de> (raw)

Hi Linus, hi Al,

below is the new version of the aio fix(es).

Patch one just holds an additional file reference over AIO ops.  This
one is minimally invasive and a clear 4.9 and stable candidate.

The next one drops the never implemented aio_fsync methods because it
makes my life easier later on.  No user visible change as we always
ended up returning EINVAL anyway.

Patch three refators the aio code so that it's not a spaghetti monster,
and patch four is Jan's original free patch rebased on top of this whole
stack.

             reply	other threads:[~2016-10-30 16:42 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-30 16:42 Christoph Hellwig [this message]
2016-10-30 16:42 ` [PATCH 1/4] aio: hold an extra file reference over AIO read/write operations Christoph Hellwig
2016-10-30 16:42 ` [PATCH 2/4] fs: remove the never implemented aio_fsync file operation Christoph Hellwig
2016-10-30 23:23   ` Dave Chinner
2016-10-31 13:07     ` Christoph Hellwig
2016-10-31 20:25       ` Dave Chinner
2016-11-01  1:30         ` Linus Torvalds
2016-11-01 14:30           ` Christoph Hellwig
2016-11-01 15:07             ` Linus Torvalds
2016-11-01 14:25         ` Christoph Hellwig
2016-10-30 16:42 ` [PATCH 3/4] fs: remove aio_run_iocb Christoph Hellwig
2016-10-30 16:42 ` [PATCH 4/4] aio: fix freeze protection of aio writes Christoph Hellwig
2016-10-30 16:58 ` aio fixes for use after free and freeze protection Al Viro
2016-10-30 17:01   ` Christoph Hellwig
2016-11-09  2:41   ` Christoph Hellwig

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