[3/8] nvme-fabrics: Expose nvmf_check_required_opts() globally

Commit Message

Shai Malin June 2, 2021, 6:42 p.m. UTC

From: Prabhakar Kushwaha <[e-mail]>

nvmf_check_required_opts() is used to check if user provided opts has
the required_opts or not. if not, it will log which options are not
provided.

It can be leveraged by nvme-tcp-offload to check if provided opts are
supported by this specific vendor driver or not.

So expose nvmf_check_required_opts() globally.

Acked-by: Igor Russkikh <[e-mail]>
Signed-off-by: Prabhakar Kushwaha <[e-mail]>
Signed-off-by: Omkar Kulkarni <[e-mail]>
Signed-off-by: Michal Kalderon <[e-mail]>
Signed-off-by: Ariel Elior <[e-mail]>
Signed-off-by: Shai Malin <[e-mail]>
Reviewed-by: Hannes Reinecke <[e-mail]>
---
 drivers/nvme/host/fabrics.c | 5 +++--
 drivers/nvme/host/fabrics.h | 2 ++
 2 files changed, 5 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index e8f6b8f9fd35..b4d5d46dae62 100644
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -865,8 +865,8 @@  static int nvmf_parse_options(struct nvmf_ctrl_options *opts,
 	return ret;
 }
 
-static int nvmf_check_required_opts(struct nvmf_ctrl_options *opts,
-		unsigned int required_opts)
+int nvmf_check_required_opts(struct nvmf_ctrl_options *opts,
+			     unsigned int required_opts)
 {
 	if ((opts->mask & required_opts) != required_opts) {
 		int i;
@@ -884,6 +884,7 @@  static int nvmf_check_required_opts(struct nvmf_ctrl_options *opts,
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(nvmf_check_required_opts);
 
 bool nvmf_ip_options_match(struct nvme_ctrl *ctrl,
 		struct nvmf_ctrl_options *opts)
diff --git a/drivers/nvme/host/fabrics.h b/drivers/nvme/host/fabrics.h
index ce7fe3a842b1..8399fcc063ef 100644
--- a/drivers/nvme/host/fabrics.h
+++ b/drivers/nvme/host/fabrics.h
@@ -193,5 +193,7 @@  int nvmf_get_address(struct nvme_ctrl *ctrl, char *buf, int size);
 bool nvmf_should_reconnect(struct nvme_ctrl *ctrl);
 bool nvmf_ip_options_match(struct nvme_ctrl *ctrl,
 		struct nvmf_ctrl_options *opts);
+int nvmf_check_required_opts(struct nvmf_ctrl_options *opts,
+			     unsigned int required_opts);
 
 #endif /* _NVME_FABRICS_H */