irq: add irq_desc_without_new
authorYinghai Lu <yhlu.kernel@gmail.com>
Wed, 20 Aug 2008 03:50:10 +0000 (20:50 -0700)
committerIngo Molnar <mingo@elte.hu>
Thu, 16 Oct 2008 14:52:32 +0000 (16:52 +0200)
add an irq_desc accessor that will not allocate any sparse entry
but returns failure if there's no entry present.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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