Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ae7b4c5284d11d49ed9432c16505fcbeb8d3b8cf
Commit: ae7b4c5284d11d49ed9432c16505fcbeb8d3b8cf
Parent: 678b2ff1e65ecccdb15cbfe97081572fc35944b7
Author: Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Tue Feb 13 21:54:26 2007 +0100
Committer: Arnd Bergmann <[EMAIL PROTECTED]>
CommitDate: Tue Feb 13 21:55:42 2007 +0100
[POWERPC] spu sched: update some comments
Give spu_yield a kerneldoc comment and remove the old comment
documenting spu_activate, spu_deactive and spu_yield as all of them
now have descriptive kerneldoc comments of their own.
Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Arnd Bergmann <[EMAIL PROTECTED]>
---
arch/powerpc/platforms/cell/spufs/sched.c | 16 ++++++++--------
1 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c
b/arch/powerpc/platforms/cell/spufs/sched.c
index 40202a7..eb06a03 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -281,14 +281,6 @@ static struct spu *spu_get_idle(struct spu_context *ctx)
return spu;
}
-/* The three externally callable interfaces
- * for the scheduler begin here.
- *
- * spu_activate - bind a context to SPU, waiting as needed.
- * spu_deactivate - unbind a context from its SPU.
- * spu_yield - yield an SPU if others are waiting.
- */
-
/**
* spu_activate - find a free spu for a context and execute it
* @ctx: spu context to schedule
@@ -339,6 +331,14 @@ void spu_deactivate(struct spu_context *ctx)
}
}
+/**
+ * spu_yield - yield a physical spu if others are waiting
+ * @ctx: spu context to yield
+ *
+ * Check if there is a higher priority context waiting and if yes
+ * unbind @ctx from the physical spu and schedule the highest
+ * priority context to run on the freed physical spu instead.
+ */
void spu_yield(struct spu_context *ctx)
{
struct spu *spu;
-
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