Re: [patch 3/4] mm: filemap: pass __GFP_WRITE from grab_cache_page_write_begin()

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Subject: Re: [patch 3/4] mm: filemap: pass __GFP_WRITE from grab_cache_page_write_begin()
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Tue, 20 Sep 2011 10:25:53 -0400
Cc: Rik van Riel <riel@xxxxxxxxxx>, linux-ext4@xxxxxxxxxxxxxxx, Jan Kara <jack@xxxxxxx>, linux-btrfs@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx, Christoph Hellwig <hch@xxxxxxxxxxxxx>, linux-mm@xxxxxxxxx, Andreas Dilger <adilger.kernel@xxxxxxxxx>, Mel Gorman <mgorman@xxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, "Theodore Ts'o" <tytso@xxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Wu Fengguang <fengguang.wu@xxxxxxxxx>, Chris Mason <chris.mason@xxxxxxxxxx>, Minchan Kim <minchan.kim@xxxxxxxxx>
In-reply-to: <1316526315-16801-4-git-send-email-jweiner@redhat.com>
References: <1316526315-16801-1-git-send-email-jweiner@redhat.com> <1316526315-16801-4-git-send-email-jweiner@redhat.com>
User-agent: Mutt/1.5.21 (2010-09-15)

In addition to regular write shouldn't __do_fault and do_wp_page also
calls this if they are called on file backed mappings?

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- [patch 0/4] 50% faster writing to your USB drive!*
  - From: Johannes Weiner
- [patch 3/4] mm: filemap: pass __GFP_WRITE from grab_cache_page_write_begin()
  - From: Johannes Weiner

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