linux-ext4 - Re: [PATCH v2] ext4: drop dio overwrite only flag and associated warning

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Message-Id: <169233503391.3504102.15783755848776717382.b4-ty@mit.edu>
Date:   Fri, 18 Aug 2023 01:05:06 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     linux-ext4@...r.kernel.org, Brian Foster <bfoster@...hat.com>
Cc:     "Theodore Ts'o" <tytso@....edu>,
        Ritesh Harjani <ritesh.list@...il.com>,
        Jan Kara <jack@...e.cz>, Pengfei Xu <pengfei.xu@...el.com>
Subject: Re: [PATCH v2] ext4: drop dio overwrite only flag and associated warning


On Thu, 10 Aug 2023 12:55:59 -0400, Brian Foster wrote:
> The commit referenced below opened up concurrent unaligned dio under
> shared locking for pure overwrites. In doing so, it enabled use of
> the IOMAP_DIO_OVERWRITE_ONLY flag and added a warning on unexpected
> -EAGAIN returns as an extra precaution, since ext4 does not retry
> writes in such cases. The flag itself is advisory in this case since
> ext4 checks for unaligned I/Os and uses appropriate locking up
> front, rather than on a retry in response to -EAGAIN.
> 
> [...]

Applied, thanks!

[1/1] ext4: drop dio overwrite only flag and associated warning
      commit: 9744b58f04b77a0666a996f901c7f667ca39ac34

Best regards,
-- 
Theodore Ts'o <tytso@....edu>