Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (22 commits)
  [POWERPC] Fix large hash table allocation on Cell blades
  [POWERPC] Export empty_zero_page
  [POWERPC] Fix viodasd driver with scatterlist debug
  [POWERPC] Fix arch/powerpc/platforms/powermac/pic.c when !CONFIG_ADB_PMU
  [POWERPC] Fix drivers/macintosh/mediabay.c when !CONFIG_ADB_PMU
  [POWERPC] Fix undefined pmu_sys_suspended compilation error
  [POWERPC] Fix build of modular drivers/macintosh/apm_emu.c
  [POWERPC] Fix sleep on some powerbooks
  [POWERPC] Fix bogus test for unassigned PCI resources
  [POWERPC] Fix zImage-dtb.initrd build error
  [POWERPC] Add __ucmpdi2 for 64-bit comparisons in 32-bit kernels
  [POWERPC] spufs: fix rescheduling of non-runnable contexts
  [POWERPC] spufs: don't (ab)use SCHED_IDLE
  [POWERPC] QE: Make qe_get_firmware_info reentrant
  [POWERPC] 83xx: Make 83xx perfmon support selectable
  [PPC] 8xx: swap bug-fix
  [POWERPC] 85xx: sbc8548 - Fix incorrect PCI-X and PCI interrupt map
  [POWERPC] QE: Fix QE firmware uploading limit
  [POWERPC] 8xx: Fix wrapper platform for adder875, and combine defconfigs.
  [POWERPC] 8xx: fix swap
  ...

4 files changed, 7 insertions, 4 deletions

diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c
index cf6c2c89211..0ad83aeb70b 100644
--- a/arch/powerpc/platforms/cell/spufs/context.c
+++ b/arch/powerpc/platforms/cell/spufs/context.c
@@ -170,7 +170,8 @@ void spu_release_saved(struct spu_context *ctx)
 {
 	BUG_ON(ctx->state != SPU_STATE_SAVED);
 
-	if (test_and_clear_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags))
+	if (test_and_clear_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags) &&
+			test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
 		spu_activate(ctx, 0);
 
 	spu_release(ctx);
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c
index 6221968c2a3..cac69e11677 100644
--- a/arch/powerpc/platforms/cell/spufs/run.c
+++ b/arch/powerpc/platforms/cell/spufs/run.c
@@ -220,6 +220,7 @@ static int spu_run_init(struct spu_context *ctx, u32 *npc)
 		}
 	}
 
+	set_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags);
 	return 0;
 }
 
@@ -234,7 +235,7 @@ static int spu_run_fini(struct spu_context *ctx, u32 *npc,
 	*npc = ctx->ops->npc_read(ctx);
 
 	spuctx_switch_state(ctx, SPU_UTIL_IDLE_LOADED);
-	ctx->policy = SCHED_IDLE;
+	clear_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags);
 	spu_release(ctx);
 
 	if (signal_pending(current))
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 5d5f680cd0b..00528ef84ad 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -867,7 +867,7 @@ static noinline void spusched_tick(struct spu_context *ctx)
 	if (ctx->policy == SCHED_FIFO)
 		goto out;
 
-	if (--ctx->time_slice && ctx->policy != SCHED_IDLE)
+	if (--ctx->time_slice && test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
 		goto out;
 
 	spu = ctx->spu;
@@ -877,7 +877,7 @@ static noinline void spusched_tick(struct spu_context *ctx)
 	new = grab_runnable_context(ctx->prio + 1, spu->node);
 	if (new) {
 		spu_unschedule(spu, ctx);
-		if (ctx->policy != SCHED_IDLE)
+		if (test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
 			spu_add_to_rq(ctx);
 	} else {
 		spu_context_nospu_trace(spusched_tick__newslice, ctx);
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h
index 2c2fe3c07d7..cdc515182f8 100644
--- a/arch/powerpc/platforms/cell/spufs/spufs.h
+++ b/arch/powerpc/platforms/cell/spufs/spufs.h
@@ -44,6 +44,7 @@ struct spu_gang;
 enum {
 	SPU_SCHED_NOTIFY_ACTIVE,
 	SPU_SCHED_WAS_ACTIVE,	/* was active upon spu_acquire_saved()  */
+	SPU_SCHED_SPU_RUN,	/* context is within spu_run */
 };
 
 struct spu_context {