diff options
| -rw-r--r-- | src/intel/common/gen_debug.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/intel/common/gen_debug.c b/src/intel/common/gen_debug.c index 858f04db432..96efdab65f7 100644 --- a/src/intel/common/gen_debug.c +++ b/src/intel/common/gen_debug.c @@ -33,8 +33,8 @@ #include "common/gen_debug.h" #include "util/macros.h" -#include "util/u_atomic.h" /* for p_atomic_cmpxchg */ #include "util/debug.h" +#include "c11/threads.h" uint64_t INTEL_DEBUG = 0; @@ -101,9 +101,17 @@ intel_debug_flag_for_shader_stage(gl_shader_stage stage) return flags[stage]; } +static void +brw_process_intel_debug_variable_once(void) +{ + INTEL_DEBUG = parse_debug_string(getenv("INTEL_DEBUG"), debug_control); +} + void brw_process_intel_debug_variable(void) { - uint64_t intel_debug = parse_debug_string(getenv("INTEL_DEBUG"), debug_control); - (void) p_atomic_cmpxchg(&INTEL_DEBUG, 0, intel_debug); + static once_flag process_intel_debug_variable_flag = ONCE_FLAG_INIT; + + call_once(&process_intel_debug_variable_flag, + brw_process_intel_debug_variable_once); } |