nvme-core: use list_add_tail_rcu instead of list_add_tail for nvme_init_ns_head
authorChao Leng <lengchao@huawei.com>
Thu, 28 Jan 2021 03:33:51 +0000 (11:33 +0800)
committerChristoph Hellwig <hch@lst.de>
Thu, 28 Jan 2021 18:25:07 +0000 (19:25 +0100)
commit772ea326a4a00b6b4b2c8f3606ad10c31f46c511
treeb97bbf08ee21a22401cb7db3e81a14a4ea7ce89b
parentd1bcf006a9d3d63c1bcb65a993cb13756954cd9c
nvme-core: use list_add_tail_rcu instead of list_add_tail for nvme_init_ns_head

The "list" of nvme_ns_head is used as rcu list, now in nvme_init_ns_head
list_add_tail is used to add ns->siblings to the rcu list. It is not safe.
Should use list_add_tail_rcu instead of list_add_tail.

Signed-off-by: Chao Leng <lengchao@huawei.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
drivers/nvme/host/core.c