Commit 9b95d2fb authored by Sagi Grimberg's avatar Sagi Grimberg Committed by Jens Axboe
Browse files

nvmet: expose support for fabrics SQ flow control disable in treq 



Technical Proposal introduces an indication for SQ flow control
disable support. Expose it since we are able to operate in this mode.

Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Signed-off-by: default avatarSagi Grimberg <sagi@grimberg.me>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 0445e1b5

drivers/nvme/target/configfs.c

+1 −0
Original line number Diff line number Diff line
@@ -1214,6 +1214,7 @@ static struct config_group *nvmet_ports_make(struct config_group *group, 
	port->inline_data_size = -1;	/* < 0 == let the transport choose */



	port->disc_addr.portid = cpu_to_le16(portid);

	port->disc_addr.treq = NVMF_TREQ_DISABLE_SQFLOW;

	config_group_init_type_name(&port->group, name, &nvmet_port_type);



	config_group_init_type_name(&port->subsys_group,

include/linux/nvme.h

+5 −3
Original line number Diff line number Diff line
@@ -63,6 +63,8 @@ enum { 
	NVMF_TREQ_NOT_REQUIRED	= 2,		/* Not Required */

#define NVME_TREQ_SECURE_CHANNEL_MASK \

	(NVMF_TREQ_REQUIRED | NVMF_TREQ_NOT_REQUIRED)



	NVMF_TREQ_DISABLE_SQFLOW = (1 << 2),	/* Supports SQ flow control disable */

};



/* RDMA QP Service Type codes for Discovery Log Page entry TSAS