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authorPaul Mackerras <paulus@samba.org>2008-03-12 02:13:57 -0400
committerPaul Mackerras <paulus@samba.org>2008-03-12 02:13:57 -0400
commit9cf7f7fac8c36e54e4869fc01e1bad0d3b4de53b (patch)
tree9cc6f231af5b1a9d9ffd748c24d869fc71d9ac27 /arch/powerpc
parent86f4e5d4335556191b436b41b0ad2f719c4a98d4 (diff)
parentc368392a9951e6e25e2e2f9268153f1e9365e2c2 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jk/spufs into merge
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/platforms/cell/spufs/context.c3
-rw-r--r--arch/powerpc/platforms/cell/spufs/run.c3
-rw-r--r--arch/powerpc/platforms/cell/spufs/sched.c4
-rw-r--r--arch/powerpc/platforms/cell/spufs/spufs.h1
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)
170{ 170{
171 BUG_ON(ctx->state != SPU_STATE_SAVED); 171 BUG_ON(ctx->state != SPU_STATE_SAVED);
172 172
173 if (test_and_clear_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags)) 173 if (test_and_clear_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags) &&
174 test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
174 spu_activate(ctx, 0); 175 spu_activate(ctx, 0);
175 176
176 spu_release(ctx); 177 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)
220 } 220 }
221 } 221 }
222 222
223 set_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags);
223 return 0; 224 return 0;
224} 225}
225 226
@@ -234,7 +235,7 @@ static int spu_run_fini(struct spu_context *ctx, u32 *npc,
234 *npc = ctx->ops->npc_read(ctx); 235 *npc = ctx->ops->npc_read(ctx);
235 236
236 spuctx_switch_state(ctx, SPU_UTIL_IDLE_LOADED); 237 spuctx_switch_state(ctx, SPU_UTIL_IDLE_LOADED);
237 ctx->policy = SCHED_IDLE; 238 clear_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags);
238 spu_release(ctx); 239 spu_release(ctx);
239 240
240 if (signal_pending(current)) 241 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)
867 if (ctx->policy == SCHED_FIFO) 867 if (ctx->policy == SCHED_FIFO)
868 goto out; 868 goto out;
869 869
870 if (--ctx->time_slice && ctx->policy != SCHED_IDLE) 870 if (--ctx->time_slice && test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
871 goto out; 871 goto out;
872 872
873 spu = ctx->spu; 873 spu = ctx->spu;
@@ -877,7 +877,7 @@ static noinline void spusched_tick(struct spu_context *ctx)
877 new = grab_runnable_context(ctx->prio + 1, spu->node); 877 new = grab_runnable_context(ctx->prio + 1, spu->node);
878 if (new) { 878 if (new) {
879 spu_unschedule(spu, ctx); 879 spu_unschedule(spu, ctx);
880 if (ctx->policy != SCHED_IDLE) 880 if (test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
881 spu_add_to_rq(ctx); 881 spu_add_to_rq(ctx);
882 } else { 882 } else {
883 spu_context_nospu_trace(spusched_tick__newslice, ctx); 883 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;
44enum { 44enum {
45 SPU_SCHED_NOTIFY_ACTIVE, 45 SPU_SCHED_NOTIFY_ACTIVE,
46 SPU_SCHED_WAS_ACTIVE, /* was active upon spu_acquire_saved() */ 46 SPU_SCHED_WAS_ACTIVE, /* was active upon spu_acquire_saved() */
47 SPU_SCHED_SPU_RUN, /* context is within spu_run */
47}; 48};
48 49
49struct spu_context { 50struct spu_context {