On Thu, May 08, 2014 at 12:07:33PM -0600, Keith Busch wrote: > A patch to allow .shutdown to execute asynchronously. Some devices may > take a long time to complete a shutdown, so this patch lets a driver > safely shutdown multiple devices asynchronously. > > This uses an exclusive asynchronous domain so other unrelated async > tasks can't cause shutdown to hold up indefinitely. > > Signed-off-by: Keith Busch <keith.bu...@intel.com> > --- > drivers/base/core.c | 4 ++++ > include/linux/device.h | 1 + > 2 files changed, 5 insertions(+) > > diff --git a/drivers/base/core.c b/drivers/base/core.c > index 20da3ad..71b83bb 100644 > --- a/drivers/base/core.c > +++ b/drivers/base/core.c > @@ -10,6 +10,7 @@ > * > */ > > +#include <linux/async.h> > #include <linux/device.h> > #include <linux/err.h> > #include <linux/init.h> > @@ -1926,6 +1927,8 @@ out: > } > EXPORT_SYMBOL_GPL(device_move); > > +ASYNC_DOMAIN_EXCLUSIVE(shutdown_domain); > +EXPORT_SYMBOL(shutdown_domain);
EXPORT_SYMBOL_GPL() please, for driver core functions. thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
