From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 0/5] xfs: fix direct IO completion issues
Date: Sun, 12 Apr 2015 08:09:32 -0700 [thread overview]
Message-ID: <20150412150932.GA10115@infradead.org> (raw)
In-Reply-To: <1428673080-23052-1-git-send-email-david@fromorbit.com>
On Fri, Apr 10, 2015 at 11:37:55PM +1000, Dave Chinner wrote:
> Hi folks,
>
> This patchset addresses the deeper problems Brian outlined in the
> description of this patch:
>
> http://oss.sgi.com/archives/xfs/2015-04/msg00071.html
>
> The basic issues is that DIO completion can run in interrupt context
> and it does things it should not do in interrupt context because Bad
> Things Will Happen.
Where do we complete DIO writes from irq context? Since my direct-io.c
changes from a few years ago that should not be the case.
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next prev parent reply other threads:[~2015-04-12 15:09 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-10 13:37 [PATCH 0/5] xfs: fix direct IO completion issues Dave Chinner
2015-04-10 13:37 ` [PATCH 1/5] xfs: DIO requires an ioend for writes Dave Chinner
2015-04-10 20:21 ` Brian Foster
2015-04-10 22:24 ` Dave Chinner
2015-04-10 13:37 ` [PATCH 2/5] xfs: direct IO needs to use append ioends Dave Chinner
2015-04-10 20:21 ` Brian Foster
2015-04-10 22:30 ` Dave Chinner
2015-04-11 21:12 ` Brian Foster
2015-04-11 21:15 ` Brian Foster
2015-04-12 23:31 ` Dave Chinner
2015-04-13 11:20 ` Brian Foster
2015-04-10 13:37 ` [PATCH 3/5] xfs: DIO write completion size updates race Dave Chinner
2015-04-10 20:22 ` Brian Foster
2015-04-10 13:37 ` [PATCH 4/5] xfs: direct IO EOF zeroing needs to drain AIO Dave Chinner
2015-04-10 20:22 ` Brian Foster
2015-04-10 13:38 ` [PATCH 5/5] xfs: using generic_file_direct_write() is unnecessary Dave Chinner
2015-04-10 20:22 ` Brian Foster
2015-04-12 15:09 ` Christoph Hellwig [this message]
2015-04-12 23:22 ` [PATCH 0/5] xfs: fix direct IO completion issues Dave Chinner
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