From: Christoph Hellwig <hch@lst.de>
To: Keith Busch <kbusch@fb.com>
Cc: linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
axboe@kernel.dk, Kernel Team <Kernel-team@fb.com>,
hch@lst.de, bvanassche@acm.org, damien.lemoal@opensource.wdc.com,
ebiggers@kernel.org, pankydev8@gmail.com,
Keith Busch <kbusch@kernel.org>
Subject: Re: [PATCHv4 1/9] block: fix infiniate loop for invalid zone append
Date: Tue, 31 May 2022 08:19:50 +0200 [thread overview]
Message-ID: <20220531061950.GA21098@lst.de> (raw)
In-Reply-To: <20220526010613.4016118-2-kbusch@fb.com>
On Wed, May 25, 2022 at 06:06:05PM -0700, Keith Busch wrote:
> From: Keith Busch <kbusch@kernel.org>
>
> Returning 0 early from __bio_iov_append_get_pages() for the
> max_append_sectors warning just creates an infinite loop since 0 means
> success, and the bio will never fill from the unadvancing iov_iter. We
> could turn the return into an error value, but it will already be turned
> into an error value later on, so just remove the warning. Clearly no one
> ever hit it anyway.
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
next prev parent reply other threads:[~2022-05-31 6:20 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-26 1:06 [PATCHv4 0/9] direct io dma alignment Keith Busch
2022-05-26 1:06 ` [PATCHv4 1/9] block: fix infiniate loop for invalid zone append Keith Busch
2022-05-26 1:48 ` Damien Le Moal
2022-05-31 6:19 ` Christoph Hellwig [this message]
2022-05-26 1:06 ` [PATCHv4 2/9] block/bio: remove duplicate append pages code Keith Busch
2022-05-26 1:06 ` [PATCHv4 3/9] block: export dma_alignment attribute Keith Busch
2022-05-26 7:30 ` Eric Biggers
2022-05-26 1:06 ` [PATCHv4 4/9] block: introduce bdev_dma_alignment helper Keith Busch
2022-05-26 1:06 ` [PATCHv4 5/9] block: add a helper function for dio alignment Keith Busch
2022-05-26 1:54 ` Damien Le Moal
2022-05-31 6:22 ` Christoph Hellwig
2022-05-26 1:06 ` [PATCHv4 6/9] block/merge: count bytes instead of sectors Keith Busch
2022-05-26 1:57 ` Damien Le Moal
2022-05-31 6:25 ` Christoph Hellwig
2022-05-26 1:06 ` [PATCHv4 7/9] block/bounce: " Keith Busch
2022-05-26 1:58 ` Damien Le Moal
2022-05-30 15:08 ` Pankaj Raghav
2022-05-31 6:26 ` Christoph Hellwig
2022-05-26 1:06 ` [PATCHv4 8/9] block: relax direct io memory alignment Keith Busch
2022-05-26 2:03 ` Damien Le Moal
2022-05-26 7:29 ` Eric Biggers
2022-05-26 13:50 ` Keith Busch
2022-05-26 18:13 ` Eric Biggers
2022-05-26 18:55 ` Keith Busch
2022-05-26 20:32 ` Keith Busch
2022-05-31 6:30 ` Christoph Hellwig
2022-05-26 1:06 ` [PATCHv4 9/9] fs: add support for dma aligned direct-io Keith Busch
2022-05-26 2:01 ` Damien Le Moal
2022-05-31 6:29 ` Christoph Hellwig
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