From 66666e50fcd69d80117d7d243ce02e1f774cbaf5 Mon Sep 17 00:00:00 2001
From: Jack Steiner
Date: Thu, 2 Apr 2009 16:59:03 -0700
Subject: sgi-gru: add macros for using the UV hub to send interrupts

Add macros for using the UV hub to send interrupts.  Change the IPI code
to use these macros.  These macros will also be used in additional patches
that will follow.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 arch/ia64/include/asm/uv/uv_hub.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'arch/ia64')

diff --git a/arch/ia64/include/asm/uv/uv_hub.h b/arch/ia64/include/asm/uv/uv_hub.h
index f607018af4a1..53e9dfacd073 100644
--- a/arch/ia64/include/asm/uv/uv_hub.h
+++ b/arch/ia64/include/asm/uv/uv_hub.h
@@ -305,5 +305,11 @@ static inline int uv_num_possible_blades(void)
 	return 1;
 }
 
+static inline void uv_hub_send_ipi(int pnode, int apicid, int vector)
+{
+	/* not currently needed on ia64 */
+}
+
+
 #endif /* __ASM_IA64_UV_HUB__ */
 
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