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nvmf: add buf_cache_size to conf and rpc functions

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Change-Id: I11514dc5981e9750d693202ff86af22b2064ae72
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/439434
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Seth Howell 2019-01-07 14:27:26 -07:00 committed by Ben Walker
parent 3d0c41383b
commit 3709db7383
3 changed files with 9 additions and 0 deletions
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3
etc/spdk/nvmf.conf.in
View File

@ -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.

5
lib/event/subsystems/nvmf/conf.c
View File

@ -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) {

1
lib/event/subsystems/nvmf/nvmf_rpc.c
View File

@ -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);
}