Commit-ID: ee643c4179c3a18b018de3a4c07a7bb3a75c8e4e
Gitweb: http://git.kernel.org/tip/ee643c4179c3a18b018de3a4c07a7bb3a75c8e4e
Author: Richard Kennedy <richard@xxxxxxxxxxxxxxx>
AuthorDate: Mon, 7 Mar 2011 15:46:59 +0000
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Wed, 16 Mar 2011 14:04:14 +0100
perf: Reorder & optimize perf_event_context to remove alignment padding on 64 bit builds
Remove 8 bytes of alignment padding from perf_event_context on 64 bit
builds which shrinks its size to 192 bytes allowing it to fit into one
fewer cache lines and into a smaller slab.
Signed-off-by: Richard Kennedy <richard@xxxxxxxxxxxxxxx>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
LKML-Reference: <1299512819.2039.5.camel@xxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
include/linux/perf_event.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 614615b..f495c01 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -878,8 +878,8 @@ enum perf_event_context_type {
* Used as a container for task events and CPU events as well:
*/
struct perf_event_context {
- enum perf_event_context_type type;
struct pmu *pmu;
+ enum perf_event_context_type type;
/*
* Protect the states of the events in the list,
* nr_active, and the list:
--
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