linux-kernel - Re: [PATCH stable 3/4] block: fail SCSI passthrough ioctls on partition devices

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Message-ID: <4F1545A4.3000809@redhat.com>
Date:	Tue, 17 Jan 2012 10:55:48 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Ben Hutchings <ben@...adent.org.uk>
CC:	stable@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Petr Matousek <pmatouse@...hat.com>,
	linux-scsi@...r.kernel.org, Jens Axboe <axboe@...nel.dk>,
	James Bottomley <JBottomley@...allels.com>
Subject: Re: [PATCH stable 3/4] block: fail SCSI passthrough ioctls on partition
 devices

On 01/17/2012 05:07 AM, Ben Hutchings wrote:
> Signed-off-by: Linus Torvalds<torvalds@...ux-foundation.org>
> [bwh: Backport to 2.6.32 - ENOIOCTLCMD does not get converted to
>   ENOTTY, so we must return ENOTTY directly]
> Signed-off-by: Ben Hutchings<ben@...adent.org.uk>

Have you tested 32-on-64?  I already did this change in the version for 
3.2 stable, but sd_compat_ioctl has to keep ENOIOCTLCMD:

> [ Cherry picked from 3ed4e7ba4be8c72051d87dcb2dec279d97a18d41
>
>   Changes with respect to 3.3: return -ENOTTY from scsi_verify_blk_ioctl
>   and -ENOIOCTLCMD from sd_compat_ioctl. ]

Paolo
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