diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/spufs/sched.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/sched.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index 1d330f67f5ae..c61a34b14083 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -233,11 +233,11 @@ static void spu_prio_wait(struct spu_context *ctx, u64 flags) spu_add_wq(wq, &wait, prio); if (!signal_pending(current)) { - up_write(&ctx->state_sema); + mutex_unlock(&ctx->state_mutex); pr_debug("%s: pid=%d prio=%d\n", __FUNCTION__, current->pid, current->prio); schedule(); - down_write(&ctx->state_sema); + mutex_lock(&ctx->state_mutex); } spu_del_wq(wq, &wait, prio); @@ -334,7 +334,7 @@ void spu_yield(struct spu_context *ctx) struct spu *spu; int need_yield = 0; - if (down_write_trylock(&ctx->state_sema)) { + if (mutex_trylock(&ctx->state_mutex)) { if ((spu = ctx->spu) != NULL) { int best = sched_find_first_bit(spu_prio->bitmap); if (best < MAX_PRIO) { @@ -346,7 +346,7 @@ void spu_yield(struct spu_context *ctx) spu->prio = MAX_PRIO; } } - up_write(&ctx->state_sema); + mutex_unlock(&ctx->state_mutex); } if (unlikely(need_yield)) yield(); |