Commit 50796009 authored by Jim Harris's avatar Jim Harris Committed by Daniel Verkamp
Browse files

trace: validate group IDs 



Signed-off-by: default avatarJim Harris <james.r.harris@intel.com>
Change-Id: I6be677d1b786b7fd26f24ae888a664b1ead1c694
parent 376d117c

lib/trace/trace.c

+15 −0
Original line number Diff line number Diff line
@@ -93,18 +93,33 @@ spdk_trace_record(uint16_t tpoint_id, uint16_t poller_id, uint32_t size, 
uint64_t

spdk_trace_get_tpoint_mask(uint32_t group_id)

{

	if (group_id >= SPDK_TRACE_MAX_GROUP_ID) {

		fprintf(stderr, "%s: invalid group ID %d\n", __func__, group_id);

		return 0ULL;

	}



	return g_trace_histories->tpoint_mask[group_id];

}



void

spdk_trace_set_tpoints(uint32_t group_id, uint64_t tpoint_mask)

{

	if (group_id >= SPDK_TRACE_MAX_GROUP_ID) {

		fprintf(stderr, "%s: invalid group ID %d\n", __func__, group_id);

		return;

	}



	g_trace_histories->tpoint_mask[group_id] |= tpoint_mask;

}



void

spdk_trace_clear_tpoints(uint32_t group_id, uint64_t tpoint_mask)

{

	if (group_id >= SPDK_TRACE_MAX_GROUP_ID) {

		fprintf(stderr, "%s: invalid group ID %d\n", __func__, group_id);

		return;

	}



	g_trace_histories->tpoint_mask[group_id] &= ~tpoint_mask;

}