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authorGreg Kroah-Hartman <gregkh@suse.de>2007-04-09 11:52:31 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2007-04-27 13:57:30 -0400
commit49f019d66d056ebb261d261d7c89cb698f5eec18 (patch)
tree7d71f5d169ae2f37e2929c0cb504b12955783eef /drivers/base
parent88db4721d47bc59b92d46de04e21c7975ea983f2 (diff)
Driver core: remove use of rwsem
This lock is never used by the rest of the driver core, so the fact that we are grabbing it here means it isn't correct... Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/power/shutdown.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/base/power/shutdown.c b/drivers/base/power/shutdown.c
index 3483ae4d57f5..58b6f77a1b34 100644
--- a/drivers/base/power/shutdown.c
+++ b/drivers/base/power/shutdown.c
@@ -36,7 +36,6 @@ void device_shutdown(void)
36{ 36{
37 struct device * dev, *devn; 37 struct device * dev, *devn;
38 38
39 down_write(&devices_subsys.rwsem);
40 list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.kset.list, 39 list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.kset.list,
41 kobj.entry) { 40 kobj.entry) {
42 if (dev->bus && dev->bus->shutdown) { 41 if (dev->bus && dev->bus->shutdown) {
@@ -47,7 +46,6 @@ void device_shutdown(void)
47 dev->driver->shutdown(dev); 46 dev->driver->shutdown(dev);
48 } 47 }
49 } 48 }
50 up_write(&devices_subsys.rwsem);
51 49
52 sysdev_shutdown(); 50 sysdev_shutdown();
53} 51}