Commit 8f069b41 authored Jul 27, 2012 by Mikulas Patocka Committed by Alasdair G Kergon Jul 27, 2012

dm stripe: remove minimum stripe size



There is no technical limitation in device mapper that would prevent the
dm-stripe target from using a stripe size smaller than page size.

This patch removes the limit and makes stripe volumes portable across
architectures with different page size.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

parent eb850de6

drivers/md/dm-stripe.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -109,8 +109,7 @@ static int stripe_ctr(struct dm_target ti, unsigned int argc, char *argv)
		return -EINVAL;
		}

		if (kstrtouint(argv[1], 10, &chunk_size) \|\|
		(chunk_size < (PAGE_SIZE >> SECTOR_SHIFT))) {
		if (kstrtouint(argv[1], 10, &chunk_size) \|\| !chunk_size) {
		ti->error = "Invalid chunk_size";
		return -EINVAL;
		}