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util: enable futex usage on BSDs after 7dc2f47882 

Reviewed-by: Eric Engestrom <eric@engestrom.ch>
Cc: mesa-stable
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5460>
This commit is contained in:
Jan Beich 2020-06-02 00:28:09 +00:00 committed by Marge Bot
parent 680ca5b393
commit 46c368907f
3 changed files with 7 additions and 2 deletions
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5
src/util/futex.h
View File

@ -25,6 +25,7 @@
#define UTIL_FUTEX_H
#if defined(HAVE_LINUX_FUTEX_H)
#define UTIL_FUTEX_SUPPORTED 1
#include <limits.h>
#include <stdint.h>
@ -52,6 +53,7 @@ static inline int futex_wait(uint32_t *addr, int32_t value, const struct timespe
}
#elif defined(__FreeBSD__)
#define UTIL_FUTEX_SUPPORTED 1
#include <assert.h>
#include <errno.h>
@ -86,6 +88,7 @@ static inline int futex_wait(uint32_t *addr, int32_t value, struct timespec *tim
}
#elif defined(__OpenBSD__)
#define UTIL_FUTEX_SUPPORTED 1
#include <sys/time.h>
#include <sys/futex.h>
@ -103,6 +106,8 @@ static inline int futex_wait(uint32_t *addr, int32_t value, const struct timespe
return futex(addr, FUTEX_WAIT, value, &tsrel, NULL);
}
#else
#define UTIL_FUTEX_SUPPORTED 0
#endif
#endif /* UTIL_FUTEX_H */

2
src/util/simple_mtx.h
View File

@ -29,7 +29,7 @@
#include "c11/threads.h"
#if defined(__GNUC__) && defined(HAVE_LINUX_FUTEX_H)
#if UTIL_FUTEX_SUPPORTED
/* mtx_t - Fast, simple mutex
*

2
src/util/u_queue.h
View File

@ -50,7 +50,7 @@ extern "C" {
#define UTIL_QUEUE_INIT_RESIZE_IF_FULL (1 << 1)
#define UTIL_QUEUE_INIT_SET_FULL_THREAD_AFFINITY (1 << 2)
#if defined(__GNUC__) && defined(HAVE_LINUX_FUTEX_H)
#if UTIL_FUTEX_SUPPORTED
#define UTIL_QUEUE_FENCE_FUTEX
#else
#define UTIL_QUEUE_FENCE_STANDARD