fs/mpage.c: factor clean_buffers() out of __mpage_writepage()
__mpage_writepage() is over 200 lines long, has 20 local variables, four goto labels and could desperately use simplification. Splitting clean_buffers() into a helper function improves matters a little, removing 20+ lines from it. Signed-off-by: NMatthew Wilcox <matthew.r.wilcox@intel.com> Cc: Dave Chinner <david@fromorbit.com> Cc: Dheeraj Reddy <dheeraj.reddy@intel.com> 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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