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author | Christoph Hellwig <hch@lst.de> | 2020-11-12 17:50:04 +0100 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2020-11-12 13:59:04 -0700 |
commit | 7e890c37c25c7cbca37ff0ab292873d8146e713b (patch) | |
tree | b678068dd864ad2fa49bae82d666b13c460ebbf3 | |
parent | 2bd645b2d3f0bacadaa6037f067538e1cd4e42ef (diff) | |
download | lwn-7e890c37c25c7cbca37ff0ab292873d8146e713b.tar.gz lwn-7e890c37c25c7cbca37ff0ab292873d8146e713b.zip |
block: add a return value to set_capacity_revalidate_and_notify
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>
-rw-r--r-- | block/genhd.c | 5 | ||||
-rw-r--r-- | include/linux/genhd.h | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/block/genhd.c b/block/genhd.c index 0a273211fec2..9387f050c248 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -49,7 +49,7 @@ static void disk_release_events(struct gendisk *disk); * 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 update_bdev) { sector_t capacity = get_capacity(disk); @@ -62,7 +62,10 @@ void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, 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); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 38f23d757013..03da3f603d30 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -315,7 +315,7 @@ static inline int get_disk_ro(struct gendisk *disk) 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); -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 update_bdev); /* drivers/char/random.c */ |