From: Vinod Koul <vkoul@kernel.org>
To: dmaengine@vger.kernel.org, Rosen Penev <rosenp@gmail.com>
Cc: Frank Li <Frank.Li@kernel.org>,
Harninder Rai <harninder.rai@freescale.com>,
Xuelin Shi <xuelin.shi@freescale.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dmaengine: fsl_raid: byte-swap cdb32 when programming CDBs
Date: Tue, 15 Sep 2026 23:06:25 +0530 [thread overview]
Message-ID: <178949378514.248239.6603688959758210230.b4-ty@kernel.org> (raw)
In-Reply-To: <20260910194324.33697-1-rosenp@gmail.com>
On Thu, 10 Sep 2026 12:43:24 -0700, Rosen Penev wrote:
> The three prep functions write the first word of the command descriptor
> block (cdb32) with a plain u32 assignment, while every other CDB/CF
> descriptor field is written with cpu_to_be32(). The RAID Engine expects
> big-endian descriptors, so the plain assignment produces a corrupted CDB
> on little-endian hosts. Use cpu_to_be32() for cdb32 to match the
> surrounding code.
>
> [...]
Applied, thanks!
[1/1] dmaengine: fsl_raid: byte-swap cdb32 when programming CDBs
commit: 8b641810905cba4eb200d72adde386bca380c0df
Best regards,
--
~Vinod
prev parent reply other threads:[~2026-09-15 17:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-10 19:43 Rosen Penev
2026-09-11 15:17 ` Frank Li
2026-09-15 17:36 ` Vinod Koul [this message]
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