From: Christoph Hellwig <hch@lst.de>
To: Tal Zussman <tz2294@columbia.edu>
Cc: fstests@vger.kernel.org, Zorro Lang <zlang@kernel.org>,
Christoph Hellwig <hch@lst.de>,
linux-ext4@vger.kernel.org, Jens Axboe <axboe@kernel.dk>,
"Darrick J. Wong" <djwong@kernel.org>, Jan Kara <jack@suse.cz>,
Brian Foster <bfoster@redhat.com>
Subject: Re: [PATCH v2 2/3] common/rc: pass -V 1 when probing pwrite and pread -U
Date: Wed, 11 Nov 2026 17:47:29 +0100 [thread overview]
Message-ID: <20261111164729.GD18355@lst.de> (raw)
In-Reply-To: <20261107-dontcache-test-v2-2-7655bf08d6d1@columbia.edu>
On Sat, Nov 07, 2026 at 09:19:40PM -0500, Tal Zussman wrote:
> xfs_io refuses pwritev2() and preadv2() flags unless -V is given, so
> probing -U without it always fails. Pass -V 1 for -U in both the pwrite
> and pread cases.
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
next prev parent reply other threads:[~2026-11-11 16:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-08 2:19 [PATCH v2 0/3] fstests: test that RWF_DONTCACHE I/O drops its folios Tal Zussman
2026-11-08 2:19 ` [PATCH v2 1/3] common/rc: probe pread options with a real read Tal Zussman
2026-11-08 2:19 ` [PATCH v2 2/3] common/rc: pass -V 1 when probing pwrite and pread -U Tal Zussman
2026-11-11 16:47 ` Christoph Hellwig [this message]
2026-11-08 2:19 ` [PATCH v2 3/3] generic/810: check that RWF_DONTCACHE I/O drops its folios Tal Zussman
2026-11-09 14:10 ` Brian Foster
2026-11-09 18:37 ` Tal Zussman
2026-11-11 16:47 ` Christoph Hellwig
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