linux-kernel - Re: [PATCH v3] mm: use swp_offset as key in shmem_replace

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Message-ID: <20181121221100.GM3065@bombadil.infradead.org>
Date:   Wed, 21 Nov 2018 14:11:00 -0800
From:   Matthew Wilcox <willy@...radead.org>
To:     Yu Zhao <yuzhao@...gle.com>
Cc:     Hugh Dickins <hughd@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        stable@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] mm: use swp_offset as key in shmem_replace_page()

On Wed, Nov 21, 2018 at 02:54:42PM -0700, Yu Zhao wrote:
> We changed key of swap cache tree from swp_entry_t.val to
> swp_offset. Need to do so in shmem_replace_page() as well.
> 
> Fixes: f6ab1f7f6b2d ("mm, swap: use offset of swap entry as key of swap cache")
> Cc: stable@...r.kernel.org # v4.9+
> Signed-off-by: Yu Zhao <yuzhao@...gle.com>

Reviewed-by: Matthew Wilcox <willy@...radead.org>