From: Erik Faye-Lund Date: Fri, 10 Jul 2020 11:12:40 +0000 (+0200) Subject: mesa/main: use p_atomic_inc_return instead of locking X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3af0711c402033a8ad7649dc0509e4f7ddc1b640;p=mesa.git 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 Reviewed-by: Eric Engestrom Part-of: --- 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); } }