linux-kernel - [PATCH 15/15] xen/multicall: move *idx fields to start of mc

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Date:	Mon, 20 Jun 2011 15:15:11 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Xen Devel <Xen-devel@...ts.xensource.com>
Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
Subject: [PATCH 15/15] xen/multicall: move *idx fields to start of mc_buffer

From: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>

The CPU would prefer small offsets.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
---
 arch/x86/xen/multicalls.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/xen/multicalls.c b/arch/x86/xen/multicalls.c
index eb022fd..a599f0e 100644
--- a/arch/x86/xen/multicalls.c
+++ b/arch/x86/xen/multicalls.c
@@ -36,6 +36,7 @@
 
 
 struct mc_buffer {
+	unsigned mcidx, argidx, cbidx;
 	struct multicall_entry entries[MC_BATCH];
 #if MC_DEBUG
 	struct multicall_entry debug[MC_BATCH];
@@ -46,7 +47,6 @@ struct mc_buffer {
 		void (*fn)(void *);
 		void *data;
 	} callbacks[MC_BATCH];
-	unsigned mcidx, argidx, cbidx;
 };
 
 static DEFINE_PER_CPU(struct mc_buffer, mc_buffer);
-- 
1.7.5.4

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