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-rw-r--r--drivers/nvme/target/configfs.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index 9443ee1d4ae3..051a420d818e 100644
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -1290,6 +1290,8 @@ static ssize_t nvmet_subsys_attr_qid_max_show(struct config_item *item,
static ssize_t nvmet_subsys_attr_qid_max_store(struct config_item *item,
const char *page, size_t cnt)
{
+ struct nvmet_subsys *subsys = to_subsys(item);
+ struct nvmet_ctrl *ctrl;
u16 qid_max;
if (sscanf(page, "%hu\n", &qid_max) != 1)
@@ -1299,8 +1301,13 @@ static ssize_t nvmet_subsys_attr_qid_max_store(struct config_item *item,
return -EINVAL;
down_write(&nvmet_config_sem);
- to_subsys(item)->max_qid = qid_max;
+ subsys->max_qid = qid_max;
+
+ /* Force reconnect */
+ list_for_each_entry(ctrl, &subsys->ctrls, subsys_entry)
+ ctrl->ops->delete_ctrl(ctrl);
up_write(&nvmet_config_sem);
+
return cnt;
}
CONFIGFS_ATTR(nvmet_subsys_, attr_qid_max);