From: Ingo Molnar <mingo@kernel.org>
To: Michal Marek <mmarek@suse.cz>
Cc: Borislav Petkov <bp@alien8.de>,
linux-kbuild@vger.kernel.org, lkml <linux-kernel@vger.kernel.org>,
x86-ml <x86@kernel.org>
Subject: Re: [PATCH -v1.1] Kbuild: Ignore GREP_OPTIONS env variable
Date: Mon, 11 Nov 2013 21:43:30 +0100 [thread overview]
Message-ID: <20131111204330.GC18886@gmail.com> (raw)
In-Reply-To: <20131111170041.GA18517@pobox.suse.cz>
* Michal Marek <mmarek@suse.cz> wrote:
> On Mon, Nov 11, 2013 at 03:27:43PM +0100, Borislav Petkov wrote:
> > From: Borislav Petkov <bp@suse.de>
> > Subject: [PATCH] Kbuild: Ignore GREP_OPTIONS env variable
> >
> > When building the kernel in a shell which defines GREP_OPTIONS so that
> > grep behavior is modified, we can break the generation of the syscalls
> > table like so:
> >
> > __SYSCALL_COMMON(^[[01;31m^[[K0^[[m^[[K, sys_read, sys_read)
> > __SYSCALL_COMMON(^[[01;31m^[[K1^[[m^[[K, sys_write, sys_write)
> > __SYSCALL_COMMON(^[[01;31m^[[K1^[[m^[[K0, sys_mprotect, sys_mprotect) ...
>
> The email had literal escape sequences and git am preserved them, so git
> show displayed red zeros and onces. [..]
Neat trick if it was intentionally!
> [...] That was quite scary, [...]
Scary if it was unintentional ;-)
Thanks,
Ingo
next prev parent reply other threads:[~2013-11-11 20:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-30 16:06 Kbuild: Ignore GREP_OPTIONS env variable Borislav Petkov
2013-11-06 21:42 ` Michal Marek
2013-11-11 14:27 ` [PATCH -v1.1] " Borislav Petkov
2013-11-11 17:00 ` Michal Marek
2013-11-11 20:43 ` Ingo Molnar [this message]
2013-11-11 20:58 ` Borislav Petkov
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