From: "H. Peter Anvin" <hpa@zytor.com>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: "Metzger, Markus T" <markus.t.metzger@intel.com>,
"mingo@elte.hu" <mingo@elte.hu>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"harvey.harrison@gmail.com" <harvey.harrison@gmail.com>,
"sam@ravnborg.org" <sam@ravnborg.org>,
"jaswinderrajput@gmail.com" <jaswinderrajput@gmail.com>
Subject: Re: [patch 3/5] x86: headers cleanup - ptrace-abi.h
Date: Thu, 15 Jan 2009 08:52:24 -0800 [thread overview]
Message-ID: <496F69C8.2040103@zytor.com> (raw)
In-Reply-To: <20090115084110.GB9032@localhost>
Cyrill Gorcunov wrote:
>
> Hi Markus,
>
> since it's supposed to be visible by userspace then we
> should just remove this CONFIG_X86_PTRACE_BTS so if userspace
> app has a reference to ptrace_bts_config but kernel in turn has
> this feature turned off -- the uerspace app shouldn't fail
> while being compiling.
>
Well, for userspace, the kernel configuration doesn't matter: the
CONFIG_* macros *never* exist.
This would be yet another good reason why having them be always defined
and 0/1 instead would be such an improvement, but we're not there.
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2009-01-15 16:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090114203745.285473388@gmail.com>
2009-01-14 20:37 ` [patch 1/5] x86: headers cleanup - boot.h Cyrill Gorcunov
2009-01-14 21:04 ` Harvey Harrison
2009-01-14 21:11 ` Cyrill Gorcunov
2009-01-14 21:20 ` Cyrill Gorcunov
2009-01-14 20:37 ` [patch 2/5] x86: headers cleanup - prctl.h Cyrill Gorcunov
2009-01-14 20:37 ` [patch 3/5] x86: headers cleanup - ptrace-abi.h Cyrill Gorcunov
2009-01-14 22:21 ` H. Peter Anvin
2009-01-15 8:06 ` Metzger, Markus T
2009-01-15 8:41 ` Cyrill Gorcunov
2009-01-15 16:52 ` H. Peter Anvin [this message]
2009-01-15 17:33 ` Cyrill Gorcunov
2009-01-15 17:55 ` H. Peter Anvin
2009-01-15 18:32 ` Cyrill Gorcunov
2009-01-14 20:37 ` [patch 4/5] x86: headers cleanup - sigcontext32.h Cyrill Gorcunov
2009-01-14 20:37 ` [patch 5/5] x86: headers cleanup - setup.h Cyrill Gorcunov
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