diff options
| author | Mikulas Patocka <mpatocka@redhat.com> | 2010-08-12 04:14:21 +0100 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2010-08-12 04:14:21 +0100 |
| commit | c96053b767d494d7c30e2be68097ac9defa9403f (patch) | |
| tree | b66f185ffd58538f6107f3acf3af38b8aecd7f8a /drivers/md/dm.c | |
| parent | 65988525abde0b0a5833c4e20f32967184a5dcf0 (diff) | |
| download | op-kernel-dev-c96053b767d494d7c30e2be68097ac9defa9403f.zip op-kernel-dev-c96053b767d494d7c30e2be68097ac9defa9403f.tar.gz | |
dm stripe: optimize sector division
Optimize sector division: If the number of stripes is a power of two,
we can do shift and mask instead of division.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm.c')
0 files changed, 0 insertions, 0 deletions
