diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/spufs/spufs.h')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/spufs.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h index 795a1b52538..2c2fe3c07d7 100644 --- a/arch/powerpc/platforms/cell/spufs/spufs.h +++ b/arch/powerpc/platforms/cell/spufs/spufs.h @@ -268,6 +268,9 @@ extern char *isolated_loader; * Same as wait_event_interruptible(), except that here * we need to call spu_release(ctx) before sleeping, and * then spu_acquire(ctx) when awoken. + * + * Returns with state_mutex re-acquired when successfull or + * with -ERESTARTSYS and the state_mutex dropped when interrupted. */ #define spufs_wait(wq, condition) \ @@ -278,11 +281,11 @@ extern char *isolated_loader; prepare_to_wait(&(wq), &__wait, TASK_INTERRUPTIBLE); \ if (condition) \ break; \ + spu_release(ctx); \ if (signal_pending(current)) { \ __ret = -ERESTARTSYS; \ break; \ } \ - spu_release(ctx); \ schedule(); \ __ret = spu_acquire(ctx); \ if (__ret) \ |