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)
commit9059d8fa4a3a9153da53da890039f7f956cc9d19
tree142f12d7843a4000eb9be7dd8a4a933ce2955f72
parent7f95ec9e4c12fd067febfd57532da1166d75d858
irq: add irq_desc_without_new

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>
include/linux/irq.h
kernel/irq/handle.c