Size should be provided, not cpus number.
Signed-off-by: Roman Pen <r.peniaev@xxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxx>
Cc: <linux-btrace@xxxxxxxxxxxxxxx>
---
btreplay/btreplay.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/btreplay/btreplay.c b/btreplay/btreplay.c
index 6d19564..2a1525e 100644
--- a/btreplay/btreplay.c
+++ b/btreplay/btreplay.c
@@ -550,7 +550,7 @@ static void pin_to_cpu(struct thr_info *tip)
assert(0 <= tip->cpu && tip->cpu < ncpus);
- CPU_ZERO_S(ncpus, cpus);
+ CPU_ZERO_S(size, cpus);
CPU_SET_S(tip->cpu, size, cpus);
if (sched_setaffinity(getpid(), size, cpus)) {
fatal("sched_setaffinity", ERR_SYSCALL, "Failed to pin CPU\n");
--
2.7.4
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