Don't split SUB_JOB_SIZE jobs If the job size equals SUB_JOB_SIZE, there is no point in splitting it. Splitting it just unnecessarily wastes time, because the split job size is SUB_JOB_SIZE too. Signed-off-by: Mikulas Patocka <mpatocka@xxxxxxxxxx> --- drivers/md/dm-kcopyd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6.39-rc7-fast/drivers/md/dm-kcopyd.c =================================================================== --- linux-2.6.39-rc7-fast.orig/drivers/md/dm-kcopyd.c 2011-05-18 18:20:42.000000000 +0200 +++ linux-2.6.39-rc7-fast/drivers/md/dm-kcopyd.c 2011-05-18 18:20:52.000000000 +0200 @@ -577,7 +577,7 @@ int dm_kcopyd_copy(struct dm_kcopyd_clie job->fn = fn; job->context = context; - if (job->source.count < SUB_JOB_SIZE) + if (job->source.count <= SUB_JOB_SIZE) dispatch_job(job); else { -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel