]> git.baikalelectronics.ru Git - kernel.git/commit
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)
commite892611c5eeeef3feacb4cc729e138c06225392b
treeacf2a66a3d569de53a432e452f278b4ebb9b0def
parent4217090e2d0c44f8443d7ea1256e4e4f5de1f38b
powerpc/spufs: Explain conditional decrement of aff_sched_count

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>
arch/powerpc/platforms/cell/spufs/sched.c