Re: [PATCH v3] scsi: pmcraid: Remove the PMCRAID_PASSTHROUGH_IOCTL ioctl implementation

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Subject: Re: [PATCH v3] scsi: pmcraid: Remove the PMCRAID_PASSTHROUGH_IOCTL ioctl implementation
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Tue, 29 Mar 2022 23:32:59 -0400
Cc: "James E.J. Bottomley" <jejb@xxxxxxxxxxxxx>, "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, kernel-janitors@xxxxxxxxxxxxxxx, Christoph Hellwig <hch@xxxxxx>, linux-scsi@xxxxxxxxxxxxxxx
In-reply-to: <7f27a70bec3f3dcaf46a29b1c630edd4792e71c0.1648298857.git.christophe.jaillet@wanadoo.fr> (Christophe JAILLET's message of "Sat, 26 Mar 2022 13:48:15 +0100")
Organization: Oracle Corporation
References: <7f27a70bec3f3dcaf46a29b1c630edd4792e71c0.1648298857.git.christophe.jaillet@wanadoo.fr>

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

References:
- [PATCH v3] scsi: pmcraid: Remove the PMCRAID_PASSTHROUGH_IOCTL ioctl implementation
  - From: Christophe JAILLET

Prev by Date: Re: [PATCH] PCI: Remove the deprecated "pci-dma-compat.h" API
Next by Date: Re: [PATCH] scsi: isci: host: Fix spelling mistake "doesnt" -> "doesn't"
Previous by thread: Re: [PATCH v3] scsi: pmcraid: Remove the PMCRAID_PASSTHROUGH_IOCTL ioctl implementation
Next by thread: [PATCH] block: Fix the maximum minor value is blk_alloc_ext_minor()
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Development] [Kernel Announce] [Kernel Newbies] [Linux Networking Development] [Share Photos] [IDE] [Security] [Git] [Netfilter] [Yosemite News] [MIPS Linux] [ARM Linux] [Device Mapper]

Powered by Linux