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SubjectRe: [stable] [PATCH] - fix oops in sysfs_readdir
Andrew Morton wrote:
> On Mon, 21 May 2007 13:11:21 -0500
> Eric Sandeen <> wrote:
>> This is a non-ida backport of Tejun's patch in -mm at:
>> for the 2.6.16 -stable tree - it follows the same scheme of using s_ino to safely
>> store & retrieve the inode number of sysfs entries for use in sysfs_readdir,
>> but uses a brain-dead-simple inode nr allocator rather than ida, which would
>> bring along a lot of newer, more complex code.
>> No, this doesn't guarantee uniqueness of sysfs inode numbers, but then
>> the code in -stable today doesn't either - and with this change, at least
>> it shouldn't oops.
> So I'm sitting here whether to commend this patch to google kernel maintainers
> for 2.6.18 backport, but I realise I don't know what it does. And I don't know
> if it fixes the reclaim-time oopses they were intermittently seeing, or if it
> fixes something else and if so what that is.
> Sigh. Better changelogs, please.

Sorry Andrew. I referenced Tejun's upstream patch in -mm which has a
nice changelog etc, and this is a backport of that, and does the same
thing in the same way and solves the same problem - but that doesn't
help if you just want to toss this message into your patch stack. Will
fix up & resend.


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