linux-kernel - Re: [PATCH] perf/script: remove extraneous newline in perf_sample__fprintf

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 29 Apr 2020 19:09:01 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Stephane Eranian <eranian@...gle.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>, mingo@...e.hu,
        Arnaldo Carvalho de Melo <acme@...hat.com>,
        Jiri Olsa <jolsa@...hat.com>, Ian Rogers <irogers@...gle.com>,
        "Liang, Kan" <kan.liang@...el.com>
Subject: Re: [PATCH] perf/script: remove extraneous newline in
 perf_sample__fprintf_regs()

> I was under the impression that perf script was generating one line
> per sample. Otherwise, seems hard to parse.

That's only true for simple cases. A lot of the extended output options
have long generated multiple lines. And of course call stacks always did.

> Could you give me the cmdline options of perf script that justify the newline.

e.g.  perf script -F iregs,uregs

-Andi