kernel/disable-threading-in-compression-for-hibernate.patch

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In attempt to find the cause of some of the hibernate issues we are seeing,
turn off threading for compression.
Signed-off-by: Justin M. Forbes <jforbes@redhat.com>
diff -ruNp a/kernel/power/swap.c b/kernel/power/swap.c
--- a/kernel/power/swap.c 2012-03-02 13:52:27.777485028 -0600
+++ b/kernel/power/swap.c 2012-03-02 14:05:20.168115129 -0600
@@ -401,7 +401,7 @@ static int swap_writer_finish(struct swa
#define LZO_CMP_SIZE (LZO_CMP_PAGES * PAGE_SIZE)
/* Maximum number of threads for compression/decompression. */
-#define LZO_THREADS 3
+#define LZO_THREADS 1
/* Maximum number of pages for read buffering. */
#define LZO_READ_PAGES (MAP_PAGE_ENTRIES * 8)