linux-kernel - Re: [PATCH v6 24/27] mm/writeback: Add wait_for_stable

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Message-ID: <20210406141825.GW3062550@infradead.org>
Date:   Tue, 6 Apr 2021 15:18:25 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-cachefs@...hat.com,
        linux-afs@...ts.infradead.org
Subject: Re: [PATCH v6 24/27] mm/writeback: Add wait_for_stable_folio

On Wed, Mar 31, 2021 at 07:47:25PM +0100, Matthew Wilcox (Oracle) wrote:
> Move wait_for_stable_page() into the folio compatibility file.
> wait_for_stable_folio() avoids a call to compound_head() and is 14 bytes
> smaller than wait_for_stable_page() was.  The net text size grows by 24
> bytes as a result of this patch.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>