From c7bd3ec0531aa636ad57ed9f27e637cbd247e64a Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 29 Aug 2014 13:39:37 +0200
Subject: [PATCH] genirq: Create helper for flow handler entry check

All flow handlers - except the per cpu ones - check for an interrupt
in progress and an eventual concurrent polling on another cpu.

Create a helper function for the repeated code pattern.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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