diff options
| author | Andi Kleen <ak@suse.de> | 2008-12-24 09:54:55 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2008-12-24 09:54:55 +1100 |
| commit | ef6550830ad0e770a0c592fe3e22e78d0b684707 (patch) | |
| tree | 7940988d6abf7c9d923e8f2eb5a7817b64a38907 /drivers/isdn/hysdn/hysdn_procconf.c | |
| parent | b876e9415ad1e7e01ba7469644cd0d323554dd66 (diff) | |
dm-support-barriers-on-simple-devices
Implement barrier support for single device DM devices
This patch implements barrier support in DM for the common case of dm linear
just remapping a single underlying device. In this case we can safely
pass the barrier through because there can be no reordering between
devices.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/isdn/hysdn/hysdn_procconf.c')
0 files changed, 0 insertions, 0 deletions