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From: Stanislav Fomichev <sdf@fomichev.me>
To: Song Liu <songliubraving@fb.com>
Cc: 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
Subject: Re: [PATCH v7 perf,bpf 11/15] perf: add -lopcodes to feature-libbfd
Date: Thu, 7 Mar 2019 15:26:31 -0800	[thread overview]
Message-ID: <20190307232631.GA5481@mini-arch.hsd1.ca.comcast.net> (raw)
In-Reply-To: <20190307175810.249857-12-songliubraving@fb.com>

On 03/07, Song Liu wrote:
> Both libbfd and libopcodes are distributed with binutil-dev/devel. When
> libbfd presents, it is OK to assume libopcodes also presents. This has
> been a safe assumption for bpftool.
> 
> This patch adds -lopcodes to perf/Makefile.config. libopcodes will be
> used in the next commit for bpf annotation.
> 
> Signed-off-by: Song Liu <songliubraving@fb.com>
> ---
>  tools/perf/Makefile.config | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
> index b441c88cafa1..e0bafbc273af 100644
> --- a/tools/perf/Makefile.config
> +++ b/tools/perf/Makefile.config
> @@ -701,7 +701,7 @@ else
>  endif
>  
>  ifeq ($(feature-libbfd), 1)
> -  EXTLIBS += -lbfd
> +  EXTLIBS += -lbfd -lopcodes
I think you need to add -lopcodes to the other feature checks as
well (to work on the systems which require -liberty and/or -lz for
libfd):

--

diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index b441c88cafa1..3fa2f5d7d54f 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -701,7 +701,7 @@ else
 endif
 
 ifeq ($(feature-libbfd), 1)
-  EXTLIBS += -lbfd
+  EXTLIBS += -lbfd -lopcodes
 else
   # we are on a system that requires -liberty and (maybe) -lz
   # to link against -lbfd; test each case individually here
@@ -712,10 +712,10 @@ else
   $(call feature_check,libbfd-liberty-z)
 
   ifeq ($(feature-libbfd-liberty), 1)
-    EXTLIBS += -lbfd -liberty
+    EXTLIBS += -lbfd -lopcodes -liberty
   else
     ifeq ($(feature-libbfd-liberty-z), 1)
-      EXTLIBS += -lbfd -liberty -lz
+      EXTLIBS += -lbfd -lopcodes -liberty -lz
     endif
   endif
 endif

>  else
>    # we are on a system that requires -liberty and (maybe) -lz
>    # to link against -lbfd; test each case individually here
> -- 
> 2.17.1
> 

  reply	other threads:[~2019-03-07 23:26 UTC|newest]

Thread overview: 100+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-07 17:57 [PATCH v7 perf,bpf 00/15] perf annotation of BPF programs 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 [this message]
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
2019-03-12  5:30 [PATCH v9 " 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
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

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