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From: Christoph Hellwig <hch@lst.de>
To: Ming Lei <ming.lei@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>, Brian Foster <bfoster@redhat.com>,
	"Darrick J. Wong" <djwong@kernel.org>,
	Dave Chinner <dchinner@redhat.com>,
	linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: iomap: writeback ioend/bio allocation deadlock risk
Date: Fri, 21 May 2021 10:36:35 +0200	[thread overview]
Message-ID: <20210521083635.GA15311@lst.de> (raw)
In-Reply-To: <YKdwtzp+WWQ3krhI@T590>

On Fri, May 21, 2021 at 04:35:03PM +0800, Ming Lei wrote:
> Just wondering why the ioend isn't submitted out after it becomes full?

block layer plugging?  Although failing bio allocations will kick that,
so that is not a deadlock risk.

  reply	other threads:[~2021-05-21  8:36 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-21  3:27 iomap: writeback ioend/bio allocation deadlock risk Ming Lei
2021-05-21  7:17 ` Christoph Hellwig
2021-05-21  7:31   ` Ming Lei
2021-05-21  7:35     ` Christoph Hellwig
2021-05-21  8:35       ` Ming Lei
2021-05-21  8:36         ` Christoph Hellwig [this message]
2021-05-21  8:54           ` Ming Lei
2021-05-24 15:32             ` Christoph Hellwig
2021-05-24 23:55             ` Dave Chinner
2021-05-25  4:54               ` Ming Lei
2021-05-25  6:28                 ` Ming Lei
2021-05-25  8:21                   ` Dave Chinner

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