nvme: factor out a nvme_ns_remove_by_nsid helper

Factor out a piece of deeply indented and logicaly separate code
from nvme_scan_ns_list into a new helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-04-04 10:30:32 +02:00 committed by Jens Axboe
parent 25dcaa9292
commit 4450ba3bbb

View File

@ -3699,6 +3699,16 @@ static void nvme_ns_remove(struct nvme_ns *ns)
nvme_put_ns(ns);
}
static void nvme_ns_remove_by_nsid(struct nvme_ctrl *ctrl, u32 nsid)
{
struct nvme_ns *ns = nvme_find_get_ns(ctrl, nsid);
if (ns) {
nvme_ns_remove(ns);
nvme_put_ns(ns);
}
}
static void nvme_validate_ns(struct nvme_ctrl *ctrl, unsigned nsid)
{
struct nvme_ns *ns;
@ -3732,7 +3742,6 @@ static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
static int nvme_scan_ns_list(struct nvme_ctrl *ctrl, unsigned nn)
{
struct nvme_ns *ns;
__le32 *ns_list;
unsigned i, j, nsid, prev = 0;
unsigned num_lists = DIV_ROUND_UP_ULL((u64)nn, 1024);
@ -3757,13 +3766,8 @@ static int nvme_scan_ns_list(struct nvme_ctrl *ctrl, unsigned nn)
nvme_validate_ns(ctrl, nsid);
while (++prev < nsid) {
ns = nvme_find_get_ns(ctrl, prev);
if (ns) {
nvme_ns_remove(ns);
nvme_put_ns(ns);
}
}
while (++prev < nsid)
nvme_ns_remove_by_nsid(ctrl, prev);
}
nn -= j;
}