diff options
| author | Mikulas Patocka | 2012-07-27 16:08:01 +0200 |
|---|---|---|
| committer | Alasdair G Kergon | 2012-07-27 16:08:01 +0200 |
| commit | 8f069b41bce79b0c4b6076acd0f3d15df0a232ed (patch) | |
| tree | 6cf160e729c423c3eb003e5c4f4d921a62b556ca /drivers/md/dm-stripe.c | |
| parent | dm stripe: support for non power of 2 chunksize (diff) | |
| download | kernel-qcow2-linux-8f069b41bce79b0c4b6076acd0f3d15df0a232ed.tar.gz kernel-qcow2-linux-8f069b41bce79b0c4b6076acd0f3d15df0a232ed.tar.xz kernel-qcow2-linux-8f069b41bce79b0c4b6076acd0f3d15df0a232ed.zip | |
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>
Diffstat (limited to 'drivers/md/dm-stripe.c')
| -rw-r--r-- | drivers/md/dm-stripe.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index 9690daa11c83..6a20e9ea0bfb 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -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; } |