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Commit 8389998a authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Arnd Bergmann
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[POWERPC] spufs: move prio to spu_context 



It doesn't make any sense to have a priority field in the physical spu
structure.  Move it into the spu context instead.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarArnd Bergmann <arnd.bergmann@de.ibm.com>
parent 6a0641e5

arch/powerpc/platforms/cell/spufs/context.c

+2 −2
Original line number Diff line number Diff line
@@ -53,6 +53,7 @@ struct spu_context *alloc_spu_context(struct spu_gang *gang) 
	ctx->owner = get_task_mm(current);

	if (gang)

		spu_gang_add_ctx(gang, ctx);

	ctx->prio = current->prio;

	goto out;

out_free:

	kfree(ctx);
@@ -176,8 +177,7 @@ int spu_acquire_runnable(struct spu_context *ctx) 
		ret = spu_activate(ctx, 0);

		if (ret)

			goto out_unlock;

	} else

		ctx->spu->prio = current->prio;

	}



	return 0;

arch/powerpc/platforms/cell/spufs/sched.c

+1 −5
Original line number Diff line number Diff line
@@ -145,7 +145,6 @@ static void spu_bind_context(struct spu *spu, struct spu_context *ctx) 
	ctx->spu = spu;

	ctx->ops = &spu_hw_ops;

	spu->pid = current->pid;

	spu->prio = current->prio;

	spu->mm = ctx->owner;

	mm_needs_global_tlbie(spu->mm);

	spu->ibox_callback = spufs_ibox_callback;
@@ -189,7 +188,6 @@ static int spu_unbind_context(struct spu *spu, struct spu_context *ctx) 
	spu->dma_callback = NULL;

	spu->mm = NULL;

	spu->pid = 0;

	spu->prio = MAX_PRIO;

	ctx->ops = &spu_backing_ops;

	ctx->spu = NULL;

	spu->flags = 0;
@@ -223,7 +221,7 @@ static inline void spu_del_wq(wait_queue_head_t * wq, wait_queue_t * wait, 


static void spu_prio_wait(struct spu_context *ctx, u64 flags)

{

	int prio = current->prio;

	int prio = ctx->prio;

	wait_queue_head_t *wq = &spu_prio->waitq[prio];

	DEFINE_WAIT(wait);
@@ -342,8 +340,6 @@ void spu_yield(struct spu_context *ctx) 
					 __FUNCTION__, spu->number, spu->node);

				spu_deactivate(ctx);

				need_yield = 1;

			} else {

				spu->prio = MAX_PRIO;

			}

		}

		mutex_unlock(&ctx->state_mutex);

arch/powerpc/platforms/cell/spufs/spufs.h

+3 −0
Original line number Diff line number Diff line
@@ -74,6 +74,9 @@ struct spu_context { 


	struct list_head gang_list;

	struct spu_gang *gang;



	/* scheduler fields */

	int prio;

};



struct spu_gang {

arch/powerpc/xmon/xmon.c

+0 −1
Original line number Diff line number Diff line
@@ -2811,7 +2811,6 @@ static void dump_spu_fields(struct spu *spu) 
	DUMP_FIELD(spu, "0x%lx", irqs[2]);

	DUMP_FIELD(spu, "0x%x", slb_replace);

	DUMP_FIELD(spu, "%d", pid);

	DUMP_FIELD(spu, "%d", prio);

	DUMP_FIELD(spu, "0x%p", mm);

	DUMP_FIELD(spu, "0x%p", ctx);

	DUMP_FIELD(spu, "0x%p", rq);

include/asm-powerpc/spu.h

+0 −1
Original line number Diff line number Diff line
@@ -129,7 +129,6 @@ struct spu { 
	struct spu_runqueue *rq;

	unsigned long long timestamp;

	pid_t pid;

	int prio;

	int class_0_pending;

	spinlock_t register_lock;