Module: Mesa Branch: master Commit: 3af0711c402033a8ad7649dc0509e4f7ddc1b640 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=3af0711c402033a8ad7649dc0509e4f7ddc1b640
Author: Erik Faye-Lund <[email protected]> Date: Fri Jul 10 13:12:40 2020 +0200 mesa/main: use p_atomic_inc_return instead of locking There's no good reason for using a mutex here, as we have a simpler primitive; atomic integers. So let's use that instead, to simplify things a bit. Reviewed-by: Alyssa Rosenzweig <[email protected]> Reviewed-by: Eric Engestrom <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5901> --- src/mesa/main/debug_output.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/src/mesa/main/debug_output.c b/src/mesa/main/debug_output.c index 6d4c8e72ee3..6527aea5771 100644 --- a/src/mesa/main/debug_output.c +++ b/src/mesa/main/debug_output.c @@ -37,8 +37,7 @@ #include "util/u_memory.h" -static simple_mtx_t DynamicIDMutex = _SIMPLE_MTX_INITIALIZER_NP; -static GLuint NextDynamicID = 1; +static GLuint PrevDynamicID = 0; /** @@ -194,10 +193,7 @@ void _mesa_debug_get_id(GLuint *id) { if (!(*id)) { - simple_mtx_lock(&DynamicIDMutex); - if (!(*id)) - *id = NextDynamicID++; - simple_mtx_unlock(&DynamicIDMutex); + *id = p_atomic_inc_return(&PrevDynamicID); } } _______________________________________________ mesa-commit mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-commit
