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From: Arnaldo Carvalho de Melo <acme@redhat.com>
To: Borislav Petkov <bp@alien8.de>
Cc: LKML <linux-kernel@vger.kernel.org>, Borislav Petkov <bp@suse.de>
Subject: Re: [PATCH] perf, liblk: Fix _FORTIFY_SOURCE builds
Date: Sun, 3 Mar 2013 17:36:43 -0300	[thread overview]
Message-ID: <20130303203643.GA20695@infradead.org> (raw)
In-Reply-To: <1362338733-8718-1-git-send-email-bp@alien8.de>

Em Sun, Mar 03, 2013 at 08:25:33PM +0100, Borislav Petkov escreveu:
> Jiri Olsa triggers the following build error:

>     SUBDIR ../lib/lk/
>     CC debugfs.o
> In file included from /usr/include/errno.h:29:0,
>                  from debugfs.c:1:
> /usr/include/features.h:314:4: error: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Werror=cpp]

> This is because enabling buffer overflow checks through _FORTIFY_SOURCE
> require compiler optimizations to be enabled too. However, those are
> not. Enable them by simply copying the perf optimization level. It can
> be expanded later if we want to support debug builds, etc.

Thanks, applied.

- Arnaldo

  reply	other threads:[~2013-03-03 20:37 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-03 19:25 [PATCH] perf, liblk: Fix _FORTIFY_SOURCE builds Borislav Petkov
2013-03-03 20:36 ` Arnaldo Carvalho de Melo [this message]
2013-03-21 11:03 ` [tip:perf/core] tools lib lk: " tip-bot for Borislav Petkov

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