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The interrupt chip irq_set_affinity() functions copy the affinity mask to irq_data->affinity but return 0, i.e. IRQ_SET_MASK_OK. IRQ_SET_MASK_OK causes the core code to do another redundant copy. Return IRQ_SET_MASK_OK_NOCOPY to avoid this. Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Naga Chumbalkar <nagananda.chumbalkar@hp.com> Cc: Jacob Pan <jacob.jun.pan@linux.intel.com> Cc: Cliff Wickman <cpw@sgi.com> Cc: Jiang Liu <liuj97@gmail.com> Cc: Keping Chen <chenkeping@huawei.com> Link: http://lkml.kernel.org/r/1333120296-13563-4-git-send-email-jiang.liu@huawei.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de> |
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ce4100 | ||
efi | ||
geode | ||
iris | ||
mrst | ||
olpc | ||
scx200 | ||
sfi | ||
uv | ||
visws | ||
Makefile |