diff options
| author | Max Gurtovoy <mgurtovoy@nvidia.com> | 2020-11-25 12:27:36 +0000 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-12-01 20:36:37 +0100 |
| commit | 0068a7b010533872b6e71a376771dc310d90fa1c (patch) | |
| tree | 5e7864c6d32cc2446f734500f642851046ab70e5 /drivers/nvme/target/discovery.c | |
| parent | 6d65aeab7bf6e83e75f53cfdbdb84603e52e1182 (diff) | |
nvmet: make sure discovery change log event is protected
Generation counter is protected by nvmet_config_sem. Make sure the
callers that call functions that might change it, are calling it
properly.
Signed-off-by: Max Gurtovoy <mgurtovoy@nvidia.com>
Reviewed-by: Israel Rukshin <israelr@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme/target/discovery.c')
| -rw-r--r-- | drivers/nvme/target/discovery.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvme/target/discovery.c b/drivers/nvme/target/discovery.c index f40c05c33c3a..682854e0e079 100644 --- a/drivers/nvme/target/discovery.c +++ b/drivers/nvme/target/discovery.c @@ -69,6 +69,7 @@ void nvmet_subsys_disc_changed(struct nvmet_subsys *subsys, struct nvmet_port *port; struct nvmet_subsys_link *s; + lockdep_assert_held(&nvmet_config_sem); nvmet_genctr++; list_for_each_entry(port, nvmet_ports, global_entry) |