[Xen-changelog] [xen-unstable] x86/cpuidle: improve data arrangement

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Jan Beulich <jbeulich@xxxxxxxx>
# Date 1331222723 -3600
# Node ID a8959e0a463f0f028ffe3858d94460681b1b3659
# Parent  396801f25e922bdf1db5fd644435f46407586524
x86/cpuidle: improve data arrangement

.. to reduce the amount of holes (wasted space).

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Acked-by: Keir Fraser <keir@xxxxxxx>
---


diff -r 396801f25e92 -r a8959e0a463f xen/include/xen/cpuidle.h
--- a/xen/include/xen/cpuidle.h Thu Mar 08 17:04:32 2012 +0100
+++ b/xen/include/xen/cpuidle.h Thu Mar 08 17:05:23 2012 +0100
@@ -40,9 +40,9 @@
 struct acpi_processor_cx
 {
     u8 idx;
-    u8 type;
+    u8 type;         /* ACPI_STATE_Cn */
+    u8 entry_method; /* ACPI_CSTATE_EM_xxx */
     u32 address;
-    u8 entry_method; /* ACPI_CSTATE_EM_xxx */
     u32 latency;
     u32 latency_ticks;
     u32 power;
@@ -66,8 +66,8 @@
     struct acpi_processor_flags flags;
     struct acpi_processor_cx *last_state;
     struct acpi_processor_cx *safe_state;
+    void *gdata; /* governor specific data */
     u32 last_residency;
-    void *gdata; /* governor specific data */
     u32 count;
     struct acpi_processor_cx states[ACPI_PROCESSOR_MAX_POWER];
 };

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