From: Frederic Weisbecker <fweisbec@gmail.com>
Date: Sat, 16 Aug 2014 16:47:15 +0000 (+0200)
Subject: x86: Tell irq work about self IPI support
X-Git-Tag: fixes-against-v3.18-rc2~143^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3010279f;p=pandora-kernel.git

x86: Tell irq work about self IPI support

x86 supports irq work self-IPIs when local apic is available. This is
partly known on runtime so lets implement arch_irq_work_has_interrupt()
accordingly.

This should be safely called after setup_arch().

Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
---

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