From: Christoph Hellwig hch@lst.de
commit 7e890c37c25c7cbca37ff0ab292873d8146e713b upstream.
Return if the function ended up sending an uevent or not.
Cc: stable@vger.kernel.org # v5.9 Signed-off-by: Christoph Hellwig hch@lst.de Reviewed-by: Petr Vorel pvorel@suse.cz Signed-off-by: Jens Axboe axboe@kernel.dk Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- block/genhd.c | 5 ++++- include/linux/genhd.h | 2 +- 2 files changed, 5 insertions(+), 2 deletions(-)
--- a/block/genhd.c +++ b/block/genhd.c @@ -49,7 +49,7 @@ static void disk_release_events(struct g * Set disk capacity and notify if the size is not currently * zero and will not be set to zero */ -void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, +bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, bool revalidate) { sector_t capacity = get_capacity(disk); @@ -63,7 +63,10 @@ void set_capacity_revalidate_and_notify( char *envp[] = { "RESIZE=1", NULL };
kobject_uevent_env(&disk_to_dev(disk)->kobj, KOBJ_CHANGE, envp); + return true; } + + return false; }
EXPORT_SYMBOL_GPL(set_capacity_revalidate_and_notify); --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -315,7 +315,7 @@ static inline int get_disk_ro(struct gen extern void disk_block_events(struct gendisk *disk); extern void disk_unblock_events(struct gendisk *disk); extern void disk_flush_events(struct gendisk *disk, unsigned int mask); -extern void set_capacity_revalidate_and_notify(struct gendisk *disk, +extern bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, bool revalidate); extern unsigned int disk_clear_events(struct gendisk *disk, unsigned int mask);