From: Jens Axboe <axboe@kernel.dk>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: Shaohua Li <shli@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [madvise] kernel BUG at block/blk-core.c:2981!
Date: Wed, 16 Jan 2013 10:41:57 +0100 [thread overview]
Message-ID: <20130116094157.GC12099@kernel.dk> (raw)
In-Reply-To: <20130116085434.GA18963@localhost>
On Wed, Jan 16 2013, Fengguang Wu wrote:
> Shaohua,
>
> I tried bisect and 0d18d770b9180ffc2c3f63b9eb8406ef80105e05 is the first bad commit.
>
> commit 0d18d770b9180ffc2c3f63b9eb8406ef80105e05
> Author: Shaohua Li <shli@kernel.org>
> Date: Sat Jan 12 10:56:05 2013 +1100
>
> mm: make madvise(MADV_WILLNEED) support swap file prefetch
>
> Make madvise(MADV_WILLNEED) support swap file prefetch. If memory is
> swapout, this syscall can do swapin prefetch. It has no impact if the
> memory isn't swapout.
>
> Signed-off-by: Shaohua Li <shli@fusionio.com>
> Cc: Hugh Dickins <hughd@google.com>
> Cc: Rik van Riel <riel@redhat.com>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Unbalanced path in that patch, see this patch:
https://patchwork.kernel.org/patch/1973481/
--
Jens Axboe
prev parent reply other threads:[~2013-01-16 9:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-16 8:54 [madvise] kernel BUG at block/blk-core.c:2981! Fengguang Wu
2013-01-16 9:41 ` Jens Axboe [this message]
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