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Subject[tip:perf/core] perf_event: x86: Fixup constraints typing issue
Commit-ID:  81269a085669b5130058a0275aa7ba9f94abd1fa
Gitweb: http://git.kernel.org/tip/81269a085669b5130058a0275aa7ba9f94abd1fa
Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
AuthorDate: Fri, 22 Jan 2010 14:55:22 +0100
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Fri, 29 Jan 2010 09:01:36 +0100

perf_event: x86: Fixup constraints typing issue

Constraints gets defined an u64 but in long quantities and then cast to
long.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <20100122155535.504916780@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
arch/x86/kernel/cpu/perf_event.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 7bd359a..7e181a5 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1232,7 +1232,7 @@ static int x86_schedule_events(struct cpu_hw_events *cpuc, int n, int *assign)
int i, j , w, num;
int weight, wmax;
unsigned long *c;
- u64 constraints[X86_PMC_IDX_MAX][BITS_TO_LONGS(X86_PMC_IDX_MAX)];
+ unsigned long constraints[X86_PMC_IDX_MAX][BITS_TO_LONGS(X86_PMC_IDX_MAX)];
unsigned long used_mask[BITS_TO_LONGS(X86_PMC_IDX_MAX)];
struct hw_perf_event *hwc;

@@ -1249,7 +1249,7 @@ static int x86_schedule_events(struct cpu_hw_events *cpuc, int n, int *assign)
*/
for (i = 0, num = n; i < n; i++, num--) {
hwc = &cpuc->event_list[i]->hw;
- c = (unsigned long *)constraints[i];
+ c = constraints[i];

/* never assigned */
if (hwc->idx == -1)
@@ -1306,7 +1306,7 @@ static int x86_schedule_events(struct cpu_hw_events *cpuc, int n, int *assign)
for (w = 1, num = n; num && w <= wmax; w++) {
/* for each event */
for (i = 0; num && i < n; i++) {
- c = (unsigned long *)constraints[i];
+ c = constraints[i];
hwc = &cpuc->event_list[i]->hw;

weight = bitmap_weight(c, X86_PMC_IDX_MAX);

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