From: Christoph Hellwig <hch@infradead.org>
To: Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc: Christoph Hellwig <hch@infradead.org>, Qu Wenruo <wqu@suse.com>,
linux-btrfs@vger.kernel.org, linux-block@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org
Subject: Re: [PATCH v3 3/4] iomap: reject NOWAIT and BOUNCE direct IOs
Date: Mon, 15 Jun 2026 22:18:57 -0700 [thread overview]
Message-ID: <ajDcwRtWIao-T5NM@infradead.org> (raw)
In-Reply-To: <efa3f1f9-20c2-44c0-914c-5e34a40235a1@gmx.com>
On Tue, Jun 16, 2026 at 08:13:27AM +0930, Qu Wenruo wrote:
> It looks like NORETRY can still sleep, thus again breaking NOWAIT
> requirement.
>
> I think you're talking about GFP_NOWAIT?
Yes, GFP_NOWAIT would be a better fit.
next prev parent reply other threads:[~2026-06-16 5:18 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-12 9:51 [PATCH v3 0/4] btrfs: use IOMAP_DIO_BOUNCE flag instead of falling back to buffered IO Qu Wenruo
2026-06-12 9:51 ` [PATCH v3 1/4] block: revert the iov_iter after a short copy in bio_iov_iter_bounce_write() Qu Wenruo
2026-06-15 15:03 ` Christoph Hellwig
2026-06-12 9:51 ` [PATCH v3 2/4] block: respect iov_iter::nofault flag " Qu Wenruo
2026-06-15 15:05 ` Christoph Hellwig
2026-06-12 9:51 ` [PATCH v3 3/4] iomap: reject NOWAIT and BOUNCE direct IOs Qu Wenruo
2026-06-15 15:05 ` Christoph Hellwig
2026-06-15 22:43 ` Qu Wenruo
2026-06-16 1:00 ` Qu Wenruo
2026-06-16 5:19 ` Christoph Hellwig
2026-06-16 5:18 ` Christoph Hellwig [this message]
2026-06-12 9:51 ` [PATCH v3 4/4] btrfs: use IOMAP_DIO_BOUNCE flag instead of falling back to buffered IO Qu Wenruo
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