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SubjectRe: [Bug #11940] Unable to handle kernel paging request at iov_iter_copy_from_user_atomic
Date
On Sunday, 2 of November 2008, David Miller wrote:
> From: "Rafael J. Wysocki" <rjw@sisk.pl>
> Date: Sun, 2 Nov 2008 17:07:10 +0100 (CET)
>
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11940
> > Subject : Unable to handle kernel paging request at iov_iter_copy_from_user_atomic
> > Submitter : Alexander Beregalov <a.beregalov@gmail.com>
> > Date : 2008-11-01 14:23 (2 days old)
> > References : http://marc.info/?l=linux-kernel&m=122554945922521&w=4
> > Handled-By : Hugh Dickins <hugh@veritas.com>
> > Patch : http://marc.info/?l=linux-kernel&m=122556602913200&w=4
>
> Patch is now in Linus's tree:
>
> commit 145e1c0023585e0e8f6df22316308ec61c5066b2
> Author: Hugh Dickins <hugh@veritas.com>
> Date: Sat Nov 1 21:41:40 2008 -0700
>
> sparc64: Fix __copy_{to,from}_user_inatomic defines.
>
> Alexander Beregalov reports oops in __bzero() called from
> copy_from_user_fixup() called from iov_iter_copy_from_user_atomic(),
> when running dbench on tmpfs on sparc64: its __copy_from_user_inatomic
> and __copy_to_user_inatomic should be avoiding, not calling, the fixups.
>
> Signed-off-by: Hugh Dickins <hugh@veritas.com>
> Signed-off-by: David S. Miller <davem@davemloft.net>

Thanks, closed.

Rafael


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