diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2009-12-15 19:43:11 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-12-15 20:12:20 +0100 |
| commit | f13c12c634e124d5d31f912b969d542a016d6105 (patch) | |
| tree | bbb5796189ba8c2755cc14880c2216862c2fc540 /kernel/perf_event.c | |
| parent | cdccc69003388665e1463003f0488cf8ce9cf9e8 (diff) | |
perf_events: Fix perf_event_attr layout
The miss-alignment of bp_addr created a 32bit hole, causing
different structure packings on 32 and 64 bit machines.
Fix that by moving __reserve_2 into that hole.
Further, remove the useless struct and redundant __bp_reserve
muck.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <1260902591.8023.781.camel@laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/perf_event.c')
| -rw-r--r-- | kernel/perf_event.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 8823b088518..0dd8e5d02c6 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -4564,7 +4564,7 @@ static int perf_copy_attr(struct perf_event_attr __user *uattr, if (attr->type >= PERF_TYPE_MAX) return -EINVAL; - if (attr->__reserved_1 || attr->__reserved_2 || attr->__reserved_3) + if (attr->__reserved_1 || attr->__reserved_2) return -EINVAL; if (attr->sample_type & ~(PERF_SAMPLE_MAX-1)) |