diff options
Diffstat (limited to 'tools/perf/util/intel-bts.c')
| -rw-r--r-- | tools/perf/util/intel-bts.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/tools/perf/util/intel-bts.c b/tools/perf/util/intel-bts.c index f545ec1e758a..8bc7fec817d7 100644 --- a/tools/perf/util/intel-bts.c +++ b/tools/perf/util/intel-bts.c @@ -319,15 +319,12 @@ static int intel_bts_get_next_insn(struct intel_bts_queue *btsq, u64 ip) struct machine *machine = btsq->bts->machine; struct thread *thread; struct addr_location al; - unsigned char buf[1024]; - size_t bufsz; + unsigned char buf[INTEL_PT_INSN_BUF_SZ]; ssize_t len; int x86_64; uint8_t cpumode; int err = -1; - bufsz = intel_pt_insn_max_size(); - if (machine__kernel_ip(machine, ip)) cpumode = PERF_RECORD_MISC_KERNEL; else @@ -341,7 +338,8 @@ static int intel_bts_get_next_insn(struct intel_bts_queue *btsq, u64 ip) if (!al.map || !al.map->dso) goto out_put; - len = dso__data_read_addr(al.map->dso, al.map, machine, ip, buf, bufsz); + len = dso__data_read_addr(al.map->dso, al.map, machine, ip, buf, + INTEL_PT_INSN_BUF_SZ); if (len <= 0) goto out_put; |