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powerpc/spufs: Explain conditional decrement of aff_sched_count
authorAndre Detsch <adetsch@br.ibm.com>
Tue, 21 Oct 2008 00:16:09 +0000 (11:16 +1100)
committerJeremy Kerr <jk@ozlabs.org>
Tue, 21 Oct 2008 00:16:09 +0000 (11:16 +1100)
This patch adds a comment to clarify why atomic_dec_if_positive is being used
to decrement gang's aff_sched_count on SPU context unbind.

Signed-off-by: Andre Detsch <adetsch@br.ibm.com>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>

No differences found
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