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| author |   Christoph Hellwig <hch@lst.de> | 2007-04-23 21:08:17 +0200 |
|---|---|---|
| committer |   Arnd Bergmann <arnd@klappe.arndb.de> | 2007-04-23 21:18:56 +0200 |
| commit | e45d48a34d4d1862d28d22c2533b8c6bb83b8c1f (patch) | |
| tree | 55f4ded08f94739beaac92a998aaef2b6c88eb9c /arch/powerpc/platforms/cell | |
| parent | [POWERPC] spufs: provide siginfo for SPE faults (diff) | |
| download | linux-dev-e45d48a34d4d1862d28d22c2533b8c6bb83b8c1f.tar.xz linux-dev-e45d48a34d4d1862d28d22c2533b8c6bb83b8c1f.zip | |
[POWERPC] spufs: turn run_sema into run_mutex
There is no reason for run_sema to be a struct semaphore. Changing
it to a mutex and rename it accordingly.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Diffstat (limited to 'arch/powerpc/platforms/cell')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/context.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/run.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/spufs.h | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c index ce17a2847184..a87d9ca3dba2 100644 --- a/arch/powerpc/platforms/cell/spufs/context.c +++ b/arch/powerpc/platforms/cell/spufs/context.c @@ -44,7 +44,7 @@ struct spu_context *alloc_spu_context(struct spu_gang *gang) spin_lock_init(&ctx->mapping_lock); kref_init(&ctx->kref); mutex_init(&ctx->state_mutex); - init_MUTEX(&ctx->run_sema); + mutex_init(&ctx->run_mutex); init_waitqueue_head(&ctx->ibox_wq); init_waitqueue_head(&ctx->wbox_wq); init_waitqueue_head(&ctx->stop_wq); diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c index 1a8195bf75d5..7cf5b298fa13 100644 --- a/arch/powerpc/platforms/cell/spufs/run.c +++ b/arch/powerpc/platforms/cell/spufs/run.c @@ -288,7 +288,7 @@ long spufs_run_spu(struct file *file, struct spu_context *ctx, int ret; u32 status; - if (down_interruptible(&ctx->run_sema)) + if (mutex_lock_interruptible(&ctx->run_mutex)) return -ERESTARTSYS; ctx->ops->master_start(ctx); @@ -345,6 +345,6 @@ out2: out: *event = ctx->event_return; - up(&ctx->run_sema); + mutex_unlock(&ctx->run_mutex); return ret; } diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h index 9993c9b3cffc..dd5fc6494ecf 100644 --- a/arch/powerpc/platforms/cell/spufs/spufs.h +++ b/arch/powerpc/platforms/cell/spufs/spufs.h @@ -60,7 +60,7 @@ struct spu_context { enum { SPU_STATE_RUNNABLE, SPU_STATE_SAVED } state; struct mutex state_mutex; - struct semaphore run_sema; + struct mutex run_mutex; struct mm_struct *owner; |