From: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Song Liu <songliubraving@fb.com>,
bpf@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, ast@kernel.org,
daniel@iogearbox.net, kernel-team@fb.com, peterz@infradead.org,
acme@redhat.com, jolsa@kernel.org, namhyung@kernel.org,
sdf@fomichev.me
Subject: Re: [PATCH v9 perf,bpf 07/15] perf, bpf: save bpf_prog_info information as headers to perf.data
Date: Tue, 12 Mar 2019 11:47:58 -0300 [thread overview]
Message-ID: <20190312144758.GE4939@kernel.org> (raw)
In-Reply-To: <20190312131023.GA3034@krava>
Em Tue, Mar 12, 2019 at 02:10:23PM +0100, Jiri Olsa escreveu:
> On Mon, Mar 11, 2019 at 10:30:43PM -0700, Song Liu wrote:
>
> SNIP
>
> > +static void print_bpf_prog_info(struct feat_fd *ff, FILE *fp)
> > +{
> > + struct perf_env *env = &ff->ph->env;
> > + struct rb_root *root;
> > + struct rb_node *next;
> > +
> > + down_read(&env->bpf_progs.lock);
> > +
> > + root = &env->bpf_progs.infos;
> > + next = rb_first(root);
> > +
> > + while (next) {
> > + struct bpf_prog_info_node *node;
> > +
> > + node = rb_entry(next, struct bpf_prog_info_node, rb_node);
> > + next = rb_next(&node->rb_node);
> > + fprintf(fp, "# bpf_prog_info of id %u\n",
> > + node->info_linear->info.id);
>
> so report displays bpf prog dso/name like:
>
> 0.02% ls bpf_prog_c80ffe554aba1bec_syscall_enter_o [k] bpf_prog_c80ffe554aba1bec_syscall_enter_o ▒
>
> and 'perf report --header-only -I' shows:
>
>
> # bpf_prog_info of id 17
> # bpf_prog_info of id 18
> # bpf_prog_info of id 19
> # bpf_prog_info of id 20
> # bpf_prog_info of id 21
> # bpf_prog_info of id 22
> # bpf_prog_info of id 25
> # bpf_prog_info of id 26
> # bpf_prog_info of id 34
> # bpf_prog_info of id 35
>
> could we have something more detailed like bpftool output:
>
> 34: tracepoint name syscall_enter_o tag c80ffe554aba1bec gpl
> loaded_at 2019-03-12T14:02:03+0100 uid 0
> xlated 360B jited 232B memlock 4096B map_ids 30
>
> 35: tracepoint name syscall_enter_o tag ada5ccbe5576399c gpl
> loaded_at 2019-03-12T14:02:03+0100 uid 0
> xlated 352B jited 228B memlock 4096B map_ids 30
>
>
> could be on top of this patchset
Yeah, please, and can we have the name of programs that loaded that
program there as well? 8-)
- Arnaldo
next prev parent reply other threads:[~2019-03-12 14:48 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-12 5:30 [PATCH v9 perf,bpf 00/15] perf annotation of BPF programs Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 01/15] perf-record: replace option --bpf-event with --no-bpf-event Song Liu
2019-03-22 22:35 ` [tip:perf/urgent] perf record: Replace " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 02/15] bpf: libbpf: introduce bpf_program__get_prog_info_linear() Song Liu
2019-03-12 13:50 ` Arnaldo Carvalho de Melo
2019-03-22 22:36 ` [tip:perf/urgent] tools lib bpf: Introduce bpf_program__get_prog_info_linear() tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 03/15] bpf: bpftool: use bpf_program__get_prog_info_linear() in prog.c:do_dump() Song Liu
2019-03-22 22:36 ` [tip:perf/urgent] " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 04/15] perf, bpf: synthesize bpf events with bpf_program__get_prog_info_linear() Song Liu
2019-03-13 21:00 ` Arnaldo Carvalho de Melo
2019-03-13 21:08 ` Arnaldo Carvalho de Melo
2019-03-14 5:08 ` Song Liu
2019-03-14 16:45 ` Song Liu
2019-03-14 18:30 ` Arnaldo Carvalho de Melo
2019-03-22 22:37 ` [tip:perf/urgent] perf bpf: Synthesize " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 05/15] perf: change prototype of perf_event__synthesize_bpf_events() Song Liu
2019-03-22 22:37 ` [tip:perf/urgent] perf bpf: Make synthesize_bpf_events() receive perf_session pointer instead of perf_tool tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 06/15] perf, bpf: save bpf_prog_info in a rbtree in perf_env Song Liu
2019-03-12 13:10 ` Jiri Olsa
2019-03-12 14:34 ` Arnaldo Carvalho de Melo
2019-03-22 22:38 ` [tip:perf/urgent] perf bpf: Save " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 07/15] perf, bpf: save bpf_prog_info information as headers to perf.data Song Liu
2019-03-12 13:10 ` Jiri Olsa
2019-03-12 14:47 ` Arnaldo Carvalho de Melo [this message]
2019-03-13 19:05 ` Arnaldo Carvalho de Melo
2019-03-22 22:39 ` [tip:perf/urgent] perf bpf: Save " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 08/15] perf, bpf: save btf in a rbtree in perf_env Song Liu
2019-03-12 15:00 ` Arnaldo Carvalho de Melo
2019-03-22 22:39 ` [tip:perf/urgent] perf bpf: Save BTF " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 09/15] perf, bpf: save btf information as headers to perf.data Song Liu
2019-03-12 15:14 ` Arnaldo Carvalho de Melo
2019-03-12 15:16 ` Arnaldo Carvalho de Melo
2019-03-12 16:26 ` Song Liu
2019-03-12 17:05 ` Arnaldo Carvalho de Melo
2019-03-12 17:29 ` Song Liu
2019-03-15 19:06 ` Arnaldo Carvalho de Melo
2019-03-15 19:26 ` Arnaldo Carvalho de Melo
2019-03-15 19:31 ` Song Liu
2019-03-15 19:42 ` Arnaldo Carvalho de Melo
2019-03-22 22:40 ` [tip:perf/urgent] perf bpf: Save BTF " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 10/15] perf-top: add option --no-bpf-event Song Liu
2019-03-22 22:41 ` [tip:perf/urgent] perf top: Add " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 11/15] perf: add -lopcodes to feature-libbfd Song Liu
2019-03-22 22:41 ` [tip:perf/urgent] perf feature detection: Add " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 12/15] perf, bpf: enable annotation of bpf program Song Liu
2019-03-18 16:38 ` Arnaldo Carvalho de Melo
2019-03-18 16:43 ` Arnaldo Carvalho de Melo
2019-03-19 6:10 ` Song Liu
2019-03-19 13:37 ` Arnaldo Carvalho de Melo
2019-03-19 6:05 ` Song Liu
2019-03-19 13:37 ` Arnaldo Carvalho de Melo
2019-03-19 13:58 ` Arnaldo Carvalho de Melo
2019-03-19 14:14 ` Arnaldo Carvalho de Melo
2019-03-19 14:52 ` [WORKS!] " Arnaldo Carvalho de Melo
2019-03-19 16:51 ` Song Liu
2019-03-19 16:55 ` Arnaldo Carvalho de Melo
2019-03-19 17:07 ` Arnaldo Carvalho de Melo
2019-03-22 22:42 ` [tip:perf/urgent] perf symbols: Introduce DSO_BINARY_TYPE__BPF_PROG_INFO tip-bot for Song Liu
2019-03-22 22:43 ` [tip:perf/urgent] perf build: Check what binutils's 'disassembler()' signature to use tip-bot for Song Liu
2019-03-22 22:44 ` [tip:perf/urgent] perf annotate: Enable annotation of BPF programs tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 13/15] perf, bpf: process PERF_BPF_EVENT_PROG_LOAD for annotation Song Liu
2019-03-22 22:43 ` [tip:perf/urgent] perf bpf: Process " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 14/15] perf: introduce side band thread Song Liu
2019-03-22 22:45 ` [tip:perf/urgent] perf evlist: Introduce " tip-bot for Song Liu
2019-03-12 5:30 ` [PATCH v9 perf,bpf 15/15] perf, bpf: save bpf_prog_info and btf of short living bpf programs Song Liu
2019-03-19 15:25 ` Arnaldo Carvalho de Melo
2019-03-22 22:45 ` [tip:perf/urgent] perf tools: Save bpf_prog_info and BTF of new BPF programs tip-bot for Song Liu
2019-03-12 13:12 ` [PATCH v9 perf,bpf 00/15] perf annotation of " Jiri Olsa
2019-03-21 9:10 ` Jiri Olsa
2019-03-21 14:12 ` Arnaldo Carvalho de Melo
-- strict thread matches above, loose matches on Subject: below --
2019-03-07 17:57 [PATCH v7 " Song Liu
2019-03-07 17:57 ` [PATCH v7 perf,bpf 01/15] perf, bpf: consider events with attr.bpf_event as side-band events Song Liu
2019-03-07 17:57 ` [PATCH v7 perf,bpf 02/15] bpf: libbpf: introduce bpf_program__get_prog_info_linear() Song Liu
2019-03-11 18:26 ` Arnaldo Carvalho de Melo
2019-03-11 20:45 ` Daniel Borkmann
2019-03-11 20:57 ` Arnaldo Carvalho de Melo
2019-03-12 11:20 ` Daniel Borkmann
2019-03-07 17:57 ` [PATCH v7 perf,bpf 03/15] bpf: bpftool: use bpf_program__get_prog_info_linear() in prog.c:do_dump() Song Liu
2019-03-07 17:57 ` [PATCH v7 perf,bpf 04/15] perf, bpf: synthesize bpf events with bpf_program__get_prog_info_linear() Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 05/15] perf: change prototype of perf_event__synthesize_bpf_events() Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 06/15] perf, bpf: save bpf_prog_info in a rbtree in perf_env Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 07/15] perf, bpf: save bpf_prog_info information as headers to perf.data Song Liu
2019-03-11 17:56 ` Jiri Olsa
2019-03-11 18:05 ` Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 08/15] perf, bpf: save btf in a rbtree in perf_env Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 09/15] perf, bpf: save btf information as headers to perf.data Song Liu
2019-03-11 17:56 ` Jiri Olsa
2019-03-07 17:58 ` [PATCH v7 perf,bpf 10/15] perf-top: add option --no-bpf-event Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 11/15] perf: add -lopcodes to feature-libbfd Song Liu
2019-03-07 23:26 ` Stanislav Fomichev
2019-03-07 23:47 ` Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 12/15] perf, bpf: enable annotation of bpf program Song Liu
2019-03-11 17:56 ` Jiri Olsa
2019-03-11 18:04 ` Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 13/15] perf, bpf: process PERF_BPF_EVENT_PROG_LOAD for annotation Song Liu
2019-03-07 17:58 ` [PATCH v7 perf,bpf 14/15] perf: introduce side band thread Song Liu
2019-03-11 17:57 ` Jiri Olsa
2019-03-07 17:58 ` [PATCH v7 perf,bpf 15/15] perf, bpf: save bpf_prog_info and btf of short living bpf programs Song Liu
2019-03-11 13:59 ` [PATCH v7 perf,bpf 00/15] perf annotation of BPF programs Jiri Olsa
2019-03-11 14:16 ` Song Liu
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