From: Christoph Hellwig hch@lst.de
mainline inclusion from mainline-v5.15-rc1 commit bab53f6b617d9f530978d6e3693f88e586d81a8a category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I81XCK
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
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Doing all the sysfs file creation before adding the bdev and thus allowing it to be opened will simplify the about to be added error handling.
Signed-off-by: Christoph Hellwig hch@lst.de Reviewed-by: Hannes Reinecke hare@suse.de Link: https://lore.kernel.org/r/20210818144542.19305-6-hch@lst.de Signed-off-by: Jens Axboe axboe@kernel.dk conflict: block/genhd.c Signed-off-by: Zhong Jinghua zhongjinghua@huawei.com Signed-off-by: Li Nan linan122@huawei.com --- block/genhd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/block/genhd.c b/block/genhd.c index 0f169bdf5b36..04a3adc65e63 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -842,6 +842,8 @@ static void __device_add_disk(struct device *parent, struct gendisk *disk, */ pm_runtime_set_memalloc_noio(ddev, true);
+ blk_integrity_add(disk); + disk->part0.holder_dir = kobject_create_and_add("holders", &ddev->kobj); disk->slave_dir = kobject_create_and_add("slaves", &ddev->kobj); @@ -865,7 +867,6 @@ static void __device_add_disk(struct device *parent, struct gendisk *disk, WARN_ON_ONCE(!blk_get_queue(disk->queue));
disk_add_events(disk); - blk_integrity_add(disk);
/* Make sure the first partition scan will be proceed */ if (get_capacity(disk) && disk_part_scan_enabled(disk))