Commit 3709db73 authored by Seth Howell's avatar Seth Howell Committed by Ben Walker
Browse files

nvmf: add buf_cache_size to conf and rpc functions 



Change-Id: I11514dc5981e9750d693202ff86af22b2064ae72
Signed-off-by: default avatarSeth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/439434


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: default avatarDarek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent 3d0c4138

etc/spdk/nvmf.conf.in

+3 −0
Original line number Diff line number Diff line
@@ -94,6 +94,9 @@ 
  # It is used to provide the read/write data buffers for the qpairs on this transport.

  #NumSharedBuffers 512



  # Set the number of shared buffers to be cached per poll group

  #BufCacheSize 32



[Nvme]

  # NVMe Device Whitelist

  # Users may specify which NVMe devices to claim by their transport id.

lib/event/subsystems/nvmf/conf.c

+5 −0
Original line number Diff line number Diff line
@@ -524,6 +524,11 @@ spdk_nvmf_parse_transport(struct spdk_nvmf_parse_transport_ctx *ctx) 
	if (val >= 0) {

		opts.num_shared_buffers = val;

	}

	val = spdk_conf_section_get_intval(ctx->sp, "BufCacheSize");

	if (val >= 0) {

		opts.buf_cache_size = val;

	}





	transport = spdk_nvmf_transport_create(trtype, &opts);

	if (transport) {

lib/event/subsystems/nvmf/nvmf_rpc.c

+1 −0
Original line number Diff line number Diff line
@@ -1590,6 +1590,7 @@ dump_nvmf_transport(struct spdk_json_write_ctx *w, struct spdk_nvmf_transport *t 
	spdk_json_write_named_uint32(w, "io_unit_size", opts->io_unit_size);

	spdk_json_write_named_uint32(w, "max_aq_depth", opts->max_aq_depth);

	spdk_json_write_named_uint32(w, "num_shared_buffers", opts->num_shared_buffers);

	spdk_json_write_named_uint32(w, "buf_cache_size", opts->buf_cache_size);



	spdk_json_write_object_end(w);

}