From 49f019d66d056ebb261d261d7c89cb698f5eec18 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Mon, 9 Apr 2007 11:52:31 -0400 Subject: [PATCH] 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 --- drivers/base/power/shutdown.c | 2 -- 1 file changed, 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) { struct device * dev, *devn; - down_write(&devices_subsys.rwsem); list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.kset.list, kobj.entry) { if (dev->bus && dev->bus->shutdown) { @@ -47,7 +46,6 @@ void device_shutdown(void) dev->driver->shutdown(dev); } } - up_write(&devices_subsys.rwsem); sysdev_shutdown(); }