mm: filemap: remove redundant code in do_read_cache_page
do_read_cache_page and __read_cache_page duplicate page filler code when filling the page for the first time. This patch simply removes the duplicate logic. Signed-off-by: NMel Gorman <mgorman@techsingularity.net> Reviewed-by: NJan Kara <jack@suse.cz> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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