linux-kernel - Re: [PATCH 1/3] f2fs: add fast path for find_next

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Date:   Fri, 21 Oct 2016 03:35:37 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Jaegeuk Kim <jaegeuk@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [PATCH 1/3] f2fs: add fast path for find_next_{zero}bit

On Thu, Oct 20, 2016 at 07:28:45PM -0700, Jaegeuk Kim wrote:
> This patch adds checking the first two bits when searching zero or one bits to
> avoid costly find_next_{zero}bit operations.

Please fix this in the generic iplementations instead of adding your
local workarounds.