summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--arch/powerpc/platforms/cell/spufs/sched.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 6253df5a436e..2ad914c47493 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -444,6 +444,11 @@ static void spu_unbind_context(struct spu *spu, struct spu_context *ctx)
atomic_dec(&cbe_spu_info[spu->node].reserved_spus);
if (ctx->gang)
+ /*
+ * If ctx->gang->aff_sched_count is positive, SPU affinity is
+ * being considered in this gang. Using atomic_dec_if_positive
+ * allow us to skip an explicit check for affinity in this gang
+ */
atomic_dec_if_positive(&ctx->gang->aff_sched_count);
spu_switch_notify(spu, NULL);