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[POWERPC] spu sched: update some comments

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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 <hch@lst.de>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
This commit is contained in:
Christoph Hellwig 2007-02-13 21:54:26 +01:00 committed by Arnd Bergmann
parent 678b2ff1e6
commit ae7b4c5284
1 changed files with 8 additions and 8 deletions
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16
arch/powerpc/platforms/cell/spufs/sched.c
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@ -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;