linux-kernel - Re: [PATCH] fs/compat_ioctl.c: add missing FS_IOC

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Message-ID: <4A775FB9.80600@rtr.ca>
Date:	Mon, 03 Aug 2009 18:07:53 -0400
From:	Mark Lord <lkml@....ca>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	linux-ext4@...r.kernel.org, Eric Sandeen <sandeen@...deen.net>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] fs/compat_ioctl.c: add missing FS_IOC_FIEMAP support

Eric Sandeen wrote:
> Mark Lord wrote:
>> (resending, no ack from anyone first time around).
> 
> I had previously sent a fix for this to the ext4 list as well, although
> w/o the added case for compat_ioctl or the extra #include.
> 
> Because this ioctl should be 100% compat everywhere, I don't -think-
> it's needed, and
> 
> http://marc.info/?l=linux-ext4&m=124872536713005&w=2
> 
> suffices....
..

Well, whichever of the two works best for the maintainers.

We need *something* for it upstream, and probably back in -stable too.
Otherwise this prevents using 64-bit kernels on 32-bit userland,
as Linus likes to recommend so often.  ;)

Cheers
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