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| author | Mike Frysinger <vapier@gentoo.org> | 2011-04-25 12:33:15 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2011-05-17 23:19:17 +0200 |
| commit | ee940d8dccd899aa1777ea84da3d9cd04b1d2e8e (patch) | |
| tree | 0bb19033f820a485dea0c5fc848206b6479fc7df /drivers/base/dd.c | |
| parent | PM / Suspend: Do not ignore error codes returned by suspend_enter() (diff) | |
| download | linux-ee940d8dccd899aa1777ea84da3d9cd04b1d2e8e.tar.xz linux-ee940d8dccd899aa1777ea84da3d9cd04b1d2e8e.zip | |
Freezer: Use SMP barriers
The freezer processes are dealing with multiple threads running
simultaneously, and on a UP system, the memory reads/writes do
not need barriers to keep things in sync. These are only needed
on SMP systems, so use SMP barriers instead.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'drivers/base/dd.c')
0 files changed, 0 insertions, 0 deletions