* [bug?] LTP pt_test failing after 38bb8d77d0b9 "perf/x86/intel/pt: Split ToPA metadata and page layout"
[not found] <1953570088.7121417.1571470108567.JavaMail.zimbra@redhat.com>
@ 2019-10-19 7:41 ` Jan Stancek
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From: Jan Stancek @ 2019-10-19 7:41 UTC (permalink / raw)
To: ammy.yi, alexander.shishkin
Cc: linux-kernel, LTP List, acme, jolsa, peterz, eranian, tglx,
vincent.weaver, mingo, Jan Stancek
Hi,
All variants of pt_test:
https://github.com/linux-test-project/ltp/blob/master/testcases/kernel/tracing/pt_test/pt_test.c
started failing after:
38bb8d77d0b9 ("perf/x86/intel/pt: Split ToPA metadata and page layout")
with following error on console/dmesg:
pt: ToPA ERROR encountered, trying to recover
on Broadwell-EP:
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz
stepping : 1
Regards,
Jan
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