[PATCH v2 08/12] zram: Generate uevent after attribute available

From: Fam Zheng
Date: Wed Jun 29 2016 - 22:03:48 EST


It is documented that KOBJ_ADD should be generated after the object's
attributes and children are ready. We can achieve this with the new
disk_gen_uevents interface.

Signed-off-by: Fam Zheng <famz@xxxxxxxxxx>
---
drivers/block/zram/zram_drv.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index d735513..83f10a0 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1287,7 +1287,7 @@ static int zram_add(void)
zram->disk->queue->limits.discard_zeroes_data = 0;
queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, zram->disk->queue);

- add_disk(zram->disk, true);
+ add_disk(zram->disk, false);

ret = sysfs_create_group(&disk_to_dev(zram->disk)->kobj,
&zram_disk_attr_group);
@@ -1296,6 +1296,7 @@ static int zram_add(void)
device_id);
goto out_free_disk;
}
+ disk_gen_uevents(zram->disk);
strlcpy(zram->compressor, default_compressor, sizeof(zram->compressor));
zram->meta = NULL;

--
2.9.0