xen/multicall: move *idx fields to start of mc_buffer
The CPU would prefer small offsets.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
diff --git a/arch/x86/xen/multicalls.c b/arch/x86/xen/multicalls.c
index 2474553..0d82003 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 @@
void (*fn)(void *);
void *data;
} callbacks[MC_BATCH];
- unsigned mcidx, argidx, cbidx;
};
static DEFINE_PER_CPU(struct mc_buffer, mc_buffer);