linux-kernel - Re: [PATCH 05/10] perf hists: Fixup addr snprintf width on 32 bit arches

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]

Message-ID: <1281059887.19943.23.camel@Joe-Laptop.home>
Date:	Thu, 05 Aug 2010 18:58:07 -0700
From:	Joe Perches <joe@...ches.com>
To:	Arnaldo Carvalho de Melo <acme@...radead.org>
Cc:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Mike Galbraith <efault@....de>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH 05/10] perf hists: Fixup addr snprintf width on 32 bit
 arches

On Thu, 2010-08-05 at 22:46 -0300, Arnaldo Carvalho de Melo wrote:
> From: Arnaldo Carvalho de Melo <acme@...hat.com>
> By using BITS_PER_LONG/4 as the width specifier.
[]
> diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
> index 1c61a4f..b62a553 100644
> --- a/tools/perf/util/sort.c
> +++ b/tools/perf/util/sort.c
[]
> -		ret += repsep_snprintf(bf, size, "%#018llx %c ", self->ip, o);
> +		ret += repsep_snprintf(bf, size, "%*Lx %c ",
> +				       BITS_PER_LONG / 4, self->ip, o);
[]
> -		ret += repsep_snprintf(bf + ret, size - ret, "%#016llx", self->ip);
> +		ret += repsep_snprintf(bf + ret, size - ret, "%*Lx",
> +				       BITS_PER_LONG / 4, self->ip);

This drops leading 0's.


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/