From: Keith Busch <kbusch@kernel.org>
To: Caleb Sander Mateos <csander@purestorage.com>
Cc: Ming Lei <ming.lei@redhat.com>, Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 7.1] ublk: report BLK_SPLIT_INTERVAL_CAPABLE
Date: Tue, 24 Feb 2026 09:00:03 -0700 [thread overview]
Message-ID: <aZ3LAzaSL2M1fpwF@kbusch-mbp> (raw)
In-Reply-To: <20260224155724.3142007-1-csander@purestorage.com>
On Tue, Feb 24, 2026 at 08:57:22AM -0700, Caleb Sander Mateos wrote:
> The ublk driver doesn't access request integrity buffers directly, it
> only copies them to/from the ublk server in ublk_copy_user_integrity().
> ublk_copy_user_integrity() uses bio_for_each_integrity_vec() to walk all
> the integrity segments. ublk devices are therefore capable of handling
> requests with integrity intervals split across segments. Set
> BLK_SPLIT_INTERVAL_CAPABLE in the struct blk_integrity flags for ublk
> devices to opt out of the integrity-interval dma_alignment limit.
Looks good:
Reviewed-by: Keith Busch <kbusch@kernel.org>
next prev parent reply other threads:[~2026-02-24 16:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-24 15:57 [PATCH 7.1] ublk: report BLK_SPLIT_INTERVAL_CAPABLE Caleb Sander Mateos
2026-02-24 16:00 ` Keith Busch [this message]
2026-02-24 21:18 ` Martin K. Petersen
2026-02-25 2:48 ` Ming Lei
2026-02-25 15:37 ` Jens Axboe
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