Liu Xiaodong e4e218d898 trace: disable trace by set num-trace-entries=0 ... Previously, trace file is always created in shared memory. Adding disabling trace in order to avoid trace file's creation if user doesn't require trace. Also returning error if trace is disabled but trace rpc is call to enable or diable trace group Change-Id: Ic9ea781a8a1edd530d0a5921b0dc774356ae4d48 Signed-off-by: Liu Xiaodong <xiaodong.liu@intel.com> Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5195 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Community-CI: Mellanox Build Bot Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>		2020-11-26 10:16:26 +00:00
..
Makefile	build: only link rt where needed	2020-09-29 09:36:25 +00:00
spdk_trace.map	lib/trace: add a map file.	2020-05-14 10:37:14 +00:00
trace_flags.c	trace: disable trace by set num-trace-entries=0	2020-11-26 10:16:26 +00:00
trace_rpc.c	lib: Use PRId64 for portability	2020-11-20 11:01:37 +00:00
trace.c	lib: replace fprintf(stderr,) by SPDK_ERRLOG	2020-05-07 10:42:40 +00:00