[Xen-devel] [PATCH 15/15] xen/multicall: move *idx fields to start of mc_buffer

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

From: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>

The CPU would prefer small offsets.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
---
 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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