From: Christoph Hellwig <hch@lst.de> mainline inclusion from mainline-v5.15-rc1 commit bab53f6b617d9f530978d6e3693f88e586d81a8a category: bugfix bugzilla: 188733, https://gitee.com/openeuler/kernel/issues/I81XCK Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i... ---------------------------------------- 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> --- block/genhd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/block/genhd.c b/block/genhd.c index aef153a824a4..d2153303ae05 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -849,6 +849,8 @@ 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); @@ -872,7 +874,6 @@ 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)) -- 2.31.1