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Subject[PATCH 3/3] perf: Use 64-bit value when comparing sample_regs
Date
When checking whether a bit representing a register is set in
sample_regs, a 64-bit mask, use 64-bit value (1LL).

Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
---
tools/perf/util/unwind.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/unwind.c b/tools/perf/util/unwind.c
index 742f23b..2b888c6 100644
--- a/tools/perf/util/unwind.c
+++ b/tools/perf/util/unwind.c
@@ -396,11 +396,11 @@ static int reg_value(unw_word_t *valp, struct regs_dump *regs, int id,
{
int i, idx = 0;

- if (!(sample_regs & (1 << id)))
+ if (!(sample_regs & (1LL << id)))
return -EINVAL;

for (i = 0; i < id; i++) {
- if (sample_regs & (1 << i))
+ if (sample_regs & (1LL << i))
idx++;
}

--
1.7.9.5


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