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nouveau: use atomic operations for driver statistics

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multiple threads can write to those at the same time

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Karol Herbst 2018-12-07 20:10:50 +01:00
parent a28ff22295
commit d63a133082
1 changed files with 4 additions and 3 deletions
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7
src/gallium/drivers/nouveau/nouveau_screen.h
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@ -3,6 +3,7 @@
#include "pipe/p_screen.h"
#include "util/disk_cache.h"
#include "util/u_atomic.h"
#include "util/u_memory.h"
#ifdef DEBUG
@ -106,10 +107,10 @@ struct nouveau_screen {
#ifdef NOUVEAU_ENABLE_DRIVER_STATISTICS
# define NOUVEAU_DRV_STAT(s, n, v) do { \
(s)->stats.named.n += (v); \
p_atomic_add(&(s)->stats.named.n, (v)); \
} while(0)
# define NOUVEAU_DRV_STAT_RES(r, n, v) do { \
nouveau_screen((r)->base.screen)->stats.named.n += (v); \
# define NOUVEAU_DRV_STAT_RES(r, n, v) do { \
p_atomic_add(&nouveau_screen((r)->base.screen)->stats.named.n, v); \
} while(0)
# define NOUVEAU_DRV_STAT_IFD(x) x
#else