linux-kernel - Re: [PATCH v3 1/2] mm: clean up validate

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Message-ID: <20190916083923.u45azgtdvaaxo2w3@box.shutemov.name>
Date:   Mon, 16 Sep 2019 11:39:23 +0300
From:   "Kirill A. Shutemov" <kirill@...temov.name>
To:     Yu Zhao <yuzhao@...gle.com>
Cc:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] mm: clean up validate_slab()

On Fri, Sep 13, 2019 at 06:07:42PM -0600, Yu Zhao wrote:
> The function doesn't need to return any value, and the check can be
> done in one pass.
> 
> There is a behavior change: before the patch, we stop at the first
> invalid free object; after the patch, we stop at the first invalid
> object, free or in use. This shouldn't matter because the original
> behavior isn't intended anyway.
> 
> Signed-off-by: Yu Zhao <yuzhao@...gle.com>

Acked-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

-- 
 Kirill A. Shutemov