linux-kernel - Re: 2.6.28-rc2: Unable to handle kernel paging request at iov_iter_copy_from_user

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Message-Id: <20081101.214203.39646471.davem@davemloft.net>
Date:	Sat, 01 Nov 2008 21:42:03 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	hugh@...itas.com
Cc:	a.beregalov@...il.com, linux-kernel@...r.kernel.org,
	sparclinux@...r.kernel.org, linux-mm@...ck.org
Subject: Re: 2.6.28-rc2: Unable to handle kernel paging request at
 iov_iter_copy_from_user_atomic

From: Hugh Dickins <hugh@...itas.com>
Date: Sat, 1 Nov 2008 18:59:24 +0000 (GMT)

> 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@...itas.com>

This looks great, applied, thanks Hugh.
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