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Commit 991231dc authored by James Smart's avatar James Smart Committed by Christoph Hellwig
Browse files

nvme: add helper to compare options to controller 



Adds a helper function that compares the host and subsytem
specified in a connect options list vs a controller.

Signed-off-by: default avatarJames Smart <james.smart@broadcom.com>
Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 3b338762

drivers/nvme/host/fabrics.h

+12 −0
Original line number Diff line number Diff line
@@ -133,6 +133,18 @@ struct nvmf_transport_ops { 
					struct nvmf_ctrl_options *opts);

};



static inline bool

nvmf_ctlr_matches_baseopts(struct nvme_ctrl *ctrl,

			struct nvmf_ctrl_options *opts)

{

	if (strcmp(opts->subsysnqn, ctrl->opts->subsysnqn) ||

	    strcmp(opts->host->nqn, ctrl->opts->host->nqn) ||

	    memcmp(&opts->host->id, &ctrl->opts->host->id, sizeof(uuid_t)))

		return false;



	return true;

}



int nvmf_reg_read32(struct nvme_ctrl *ctrl, u32 off, u32 *val);

int nvmf_reg_read64(struct nvme_ctrl *ctrl, u32 off, u64 *val);

int nvmf_reg_write32(struct nvme_ctrl *ctrl, u32 off, u32 val);