linux-kernel - Re: [PATCH 4/9] iomap: Use bitmap ops to set uptodate bits

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Message-ID: <20200824235633.GE12131@dread.disaster.area>
Date:   Tue, 25 Aug 2020 09:56:33 +1000
From:   Dave Chinner <david@...morbit.com>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        "Darrick J . Wong" <darrick.wong@...cle.com>,
        linux-nvdimm@...ts.01.org, linux-kernel@...r.kernel.org,
        Christoph Hellwig <hch@....de>
Subject: Re: [PATCH 4/9] iomap: Use bitmap ops to set uptodate bits

On Mon, Aug 24, 2020 at 03:55:05PM +0100, Matthew Wilcox (Oracle) wrote:
> Now that the bitmap is protected by a spinlock, we can use the
> more efficient bitmap ops instead of individual test/set bit ops.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> Reviewed-by: Christoph Hellwig <hch@....de>
> ---
>  fs/iomap/buffered-io.c | 12 ++----------
>  1 file changed, 2 insertions(+), 10 deletions(-)

Looks good.

Reviewed-by: Dave Chinner <dchinner@...hat.com>
-- 
Dave Chinner
david@...morbit.com