lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-ID: <20190522161804.GG30271@kernel.org> Date: Wed, 22 May 2019 13:18:04 -0300 From: Arnaldo Carvalho de Melo <arnaldo.melo@...il.com> To: Jiri Olsa <jolsa@...nel.org> Cc: lkml <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...nel.org>, Namhyung Kim <namhyung@...nel.org>, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Peter Zijlstra <a.p.zijlstra@...llo.nl>, Stanislav Fomichev <sdf@...ichev.me>, Song Liu <songliubraving@...com>, Adrian Hunter <adrian.hunter@...el.com>, Andi Kleen <ak@...ux.intel.com>, Thomas Richter <tmricht@...ux.ibm.com> Subject: Re: [PATCH 12/12] perf script: Add --show-all-events option Em Wed, May 08, 2019 at 03:20:10PM +0200, Jiri Olsa escreveu: > Adding --show-all-events option to show all > side-bad events with single option, like: > > $ perf script --show-all-events > swapper 0 [000] 0.000000: PERF_RECORD_MMAP -1/0: [0xffffffffa6000000(0xc00e41) @ 0xffffffffa6000000]: x [kernel.kallsyms]_text > ... > swapper 0 [000] 0.000000: PERF_RECORD_KSYMBOL addr ffffffffc01bc362 len 229 type 1 flags 0x0 name bpf_prog_7be49e3934a125ba > swapper 0 [000] 0.000000: PERF_RECORD_BPF_EVENT type 1, flags 0, id 29 > ... > swapper 0 [000] 0.000000: PERF_RECORD_FORK(1:1):(0:0) > systemd 0 [000] 0.000000: PERF_RECORD_COMM: systemd:1/1 > ... > swapper 0 [000] 63587.039518: 1 cycles: ffffffffa60698b4 [unknown] ([kernel.kallsyms]) > swapper 0 [000] 63587.039522: 1 cycles: ffffffffa60698b4 [unknown] ([kernel.kallsyms]) Strange: [root@...co pt]# [root@...co pt]# perf evlist -v intel_pt//ku: type: 8, size: 112, config: 0x300e601, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|CPU|IDENTIFIER, read_format: ID, disabled: 1, inherit: 1, exclude_hv: 1, sample_id_all: 1 dummy:u: type: 1, size: 112, config: 0x9, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|CPU|IDENTIFIER, read_format: ID, inherit: 1, exclude_kernel: 1, exclude_hv: 1, mmap: 1, comm: 1, task: 1, sample_id_all: 1, mmap2: 1, comm_exec: 1, context_switch: 1, ksymbol: 1, bpf_event: 1 [root@...co pt]# Then: [root@...co pt]# perf script --show-bpf-events | head 0 PERF_RECORD_KSYMBOL addr ffffffffc029a6c3 len 229 type 1 flags 0x0 name bpf_prog_7be49e3934a125ba 0 PERF_RECORD_BPF_EVENT type 1, flags 0, id 47 0 PERF_RECORD_KSYMBOL addr ffffffffc029c1ae len 229 type 1 flags 0x0 name bpf_prog_2a142ef67aaad174 0 PERF_RECORD_BPF_EVENT type 1, flags 0, id 48 0 PERF_RECORD_KSYMBOL addr ffffffffc02ddd1c len 229 type 1 flags 0x0 name bpf_prog_7be49e3934a125ba 0 PERF_RECORD_BPF_EVENT type 1, flags 0, id 49 0 PERF_RECORD_KSYMBOL addr ffffffffc02dfc11 len 229 type 1 flags 0x0 name bpf_prog_2a142ef67aaad174 0 PERF_RECORD_BPF_EVENT type 1, flags 0, id 50 0 PERF_RECORD_KSYMBOL addr ffffffffc045da0a len 229 type 1 flags 0x0 name bpf_prog_7be49e3934a125ba 0 PERF_RECORD_BPF_EVENT type 1, flags 0, id 51 [root@...co pt]# But: [root@...co pt]# perf script --show-all-events | head Intel Processor Trace requires ordered events 0x2a0 [0x60]: failed to process type: 1 [Invalid argument] [root@...co pt]# So I have all patches but this last one, will test and push Ingo's way so that we make progress, we can get this one later after we figure this out. - Arnaldo
Powered by blists - more mailing lists