Re: [PATCH] vmscan: add barrier to prevent evictable page inunevictable list

[Lin Ming]

On Wed, Sep 28, 2011 at 9:45 AM, Minchan Kim <minchan.kim@xxxxxxxxx> wrote:
> When racing between putback_lru_page and shmem_unlock happens,

s/shmem_unlock/shmem_lock/

> progrom execution order is as follows, but clear_bit in processor #1
> could be reordered right before spin_unlock of processor #1.
> Then, the page would be stranded on the unevictable list.
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