From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
Christoph Hellwig <hch@lst.de>,
linux-scsi@vger.kernel.org
Subject: Re: [PATCH v3] scsi: pmcraid: Remove the PMCRAID_PASSTHROUGH_IOCTL ioctl implementation
Date: Tue, 29 Mar 2022 23:32:59 -0400 [thread overview]
Message-ID: <yq11qykw1wd.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <7f27a70bec3f3dcaf46a29b1c630edd4792e71c0.1648298857.git.christophe.jaillet@wanadoo.fr> (Christophe JAILLET's message of "Sat, 26 Mar 2022 13:48:15 +0100")
Christophe,
> The whole passthrough ioctl path looks completely broken. For example
> it dma maps the scatterlist and after that copies data to it, which is
> prohibited by the DMA API contract.
Applied to 5.18/scsi-staging, thanks!
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2022-03-30 3:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-26 12:48 [PATCH v3] scsi: pmcraid: Remove the PMCRAID_PASSTHROUGH_IOCTL ioctl implementation Christophe JAILLET
2022-03-29 6:56 ` Christoph Hellwig
2022-03-30 3:32 ` Martin K. Petersen [this message]
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