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Do not disable driver and bus shutdown hook when class shutdown hook is set.

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As seen from the implementation of the single class shutdown hook this
is not very sound design.

Rename the class shutdown hook to shutdown_pre to make it clear it runs
before the driver shutdown hook.

Signed-off-by: Michal Suchanek <msuchanek@suse.de>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Michal Suchanek
2017-08-11 15:44:43 +02:00
committed by Greg Kroah-Hartman
parent df44d30d28
commit 7521621e60
3 changed files with 9 additions and 15 deletions
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9
drivers/base/core.c
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@@ -2796,11 +2796,12 @@ void device_shutdown(void)
pm_runtime_get_noresume(dev);
pm_runtime_barrier(dev);
if (dev->class && dev->class->shutdown) {
if (dev->class && dev->class->shutdown_pre) {
if (initcall_debug)
dev_info(dev, "shutdown\n");
dev->class->shutdown(dev);
} else if (dev->bus && dev->bus->shutdown) {
dev_info(dev, "shutdown_pre\n");
dev->class->shutdown_pre(dev);
}
if (dev->bus && dev->bus->shutdown) {
if (initcall_debug)
dev_info(dev, "shutdown\n");
dev->bus->shutdown(dev);