From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Mike Christie <michael.christie@oracle.com>
Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
target-devel@vger.kernel.org
Subject: Re: [PATCH 1/4] scsi: target: direct completion support
Date: Sat, 28 Feb 2026 21:06:47 -0500 [thread overview]
Message-ID: <yq1cy1o1exm.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <20260222232946.7637-1-michael.christie@oracle.com> (Mike Christie's message of "Sun, 22 Feb 2026 17:27:00 -0600")
Mike,
> The following patches made over Linus's current tree allow users to
> tell the target layer to perform direct completions instead of always
> deferring to LIO's completion workqueue. When the frontend driver
> already has multiple worker threads (or you are doing a LUN per target
> with a single thread per target) then bypassing the LIO workqueue can
> increase performance 20-30%.
Applied to 7.1/scsi-staging, thanks!
--
Martin K. Petersen
prev parent reply other threads:[~2026-03-01 2:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-22 23:27 [PATCH 1/4] scsi: target: direct completion support Mike Christie
2026-02-22 23:27 ` [PATCH 1/4] scsi: target: Add support for completing commands from backend context Mike Christie
2026-03-11 2:06 ` Martin K. Petersen
2026-02-22 23:27 ` [PATCH 2/4] scsi: target: Use driver completion preference by default Mike Christie
2026-02-22 23:27 ` [PATCH 3/4] scsi: target: Allow userspace to set the completion type Mike Christie
2026-02-22 23:27 ` [PATCH 4/4] vhost-scsi: Report direction completion support Mike Christie
2026-03-01 2:06 ` Martin K. Petersen [this message]
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