linux-kernel - Re: [PATCH/RFT] Re: [PATCH v5 1/8] perf trace: Fix iteration of syscall ids in syscalltbl->entries

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Message-ID: <c279ad02-2543-4a95-9404-9304e1e704da@kernel.org>
Date: Fri, 27 Sep 2024 07:09:01 +0200
From: Jiri Slaby <jirislaby@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Howard Chu <howardchu95@...il.com>,
 Adrian Hunter <adrian.hunter@...el.com>, Ian Rogers <irogers@...gle.com>,
 Jiri Olsa <jolsa@...nel.org>, Kan Liang <kan.liang@...el.com>,
 Namhyung Kim <namhyung@...nel.org>, linux-perf-users@...r.kernel.org,
 linux-kernel@...r.kernel.org, Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [PATCH/RFT] Re: [PATCH v5 1/8] perf trace: Fix iteration of
 syscall ids in syscalltbl->entries

On 02. 09. 24, 20:54, Arnaldo Carvalho de Melo wrote:
> On Mon, Sep 02, 2024 at 07:25:17AM +0200, Jiri Slaby wrote:
>> On 31. 08. 24, 1:30, Arnaldo Carvalho de Melo wrote:
>>>   From 174899051e54ecdab06c07652a3d04ad000ab301 Mon Sep 17 00:00:00 2001
>>> From: Arnaldo Carvalho de Melo <acme@...hat.com>
>>> Date: Fri, 30 Aug 2024 19:53:47 -0300
>>> Subject: [PATCH 1/1] perf tools: Build x86 32-bit syscall table from
>>>    arch/x86/entry/syscalls/syscall_32.tbl
>>>
>>> To remove one more use of the audit libs and address a problem reported
>>> with a recent change where a function isn't available when using the
>>> audit libs method, that should really go away, this being one step in
>>> that direction.
>>>
>>> The script used to generate the 64-bit syscall table was already
>>> parametrized to generate for both 64-bit and 32-bit, so just use it and
>>> wire the generated table to the syscalltbl.c routines.
>>>
>>> Reported-by: Jiri Slaby <jirislaby@...nel.org>
>>> Suggested-by: Ian Rogers <irogers@...gle.com>
>>> Cc: Adrian Hunter <adrian.hunter@...el.com>
>>> Cc: Howard Chu <howardchu95@...il.com>
>>> Cc: Jiri Olsa <jolsa@...nel.org>
>>> Cc: Kan Liang <kan.liang@...ux.intel.com>
>>> Cc: Namhyung Kim <namhyung@...nel.org>
>>> Link: https://lore.kernel.org/lkml/6fe63fa3-6c63-4b75-ac09-884d26f6fb95@kernel.org
>>> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
>>
>> Tested-by: Jiri Slaby <jirislaby@...nel.org>
> 
> Thanks a lot! Added to the cset.

Oh, 32bit arm still affected:
/usr/lib/gcc/armv7hl-suse-linux-gnueabi/14/../../../../armv7hl-suse-linux-gnueabi/bin/ld: 
perf-in.o: in function `trace__init_syscalls_bpf_prog_array_maps':
tools/perf/builtin-trace.c:3461:(.text+0x899a0): undefined reference to 
`syscalltbl__id_at_idx'

-- 
js
suse labs