From: "H. Peter Anvin" <hpa@zytor.com>
To: Borislav Petkov <bp@alien8.de>
Cc: jeremy@goop.org, xen-devel@lists.xensource.com,
Jan Beulich <JBeulich@suse.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Michael Opdenacker <michael.opdenacker@free-electrons.com>,
x86@kernel.org, Paul Bolle <pebolle@tiscali.nl>,
virtualization@lists.linux-foundation.org, mingo@redhat.com,
Matt Wilson <msw@amazon.com>,
tglx@linutronix.de, linux-kernel@vger.kernel.org
Subject: Re: [Xen-devel] [PATCH] xen: remove unused Kconfig parameter
Date: Tue, 09 Jul 2013 08:09:51 -0700 [thread overview]
Message-ID: <51DC27BF.9090606@zytor.com> (raw)
In-Reply-To: <20130709150554.GA27579@pd.tnic>
On 07/09/2013 08:05 AM, Borislav Petkov wrote:
> On Tue, Jul 09, 2013 at 10:48:40AM -0400, Konrad Rzeszutek Wilk wrote:
>> Then that should be discussed on grub2 to remove said check and modify
>> the code so that it can properly work without regression.
>
> Actually, the kernel patch removing that symbol should be applied so
> that grub2 breaks faster. One can't possibly rely on kernel internals
> for anything, as it is insanely insane (yep, the tautology is on purpose
> :-)).
>
Indeed, especially since it inherently assumes something is a kernel
compile-time option... we routinely change things between compile time
and runtime.
-hpa
WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Jan Beulich <JBeulich@suse.com>, Matt Wilson <msw@amazon.com>,
Michael Opdenacker <michael.opdenacker@free-electrons.com>,
jeremy@goop.org, x86@kernel.org, tglx@linutronix.de,
virtualization@lists.linux-foundation.org,
xen-devel@lists.xensource.com, mingo@redhat.com,
Paul Bolle <pebolle@tiscali.nl>,
linux-kernel@vger.kernel.org
Subject: Re: [Xen-devel] [PATCH] xen: remove unused Kconfig parameter
Date: Tue, 09 Jul 2013 08:09:51 -0700 [thread overview]
Message-ID: <51DC27BF.9090606@zytor.com> (raw)
In-Reply-To: <20130709150554.GA27579@pd.tnic>
On 07/09/2013 08:05 AM, Borislav Petkov wrote:
> On Tue, Jul 09, 2013 at 10:48:40AM -0400, Konrad Rzeszutek Wilk wrote:
>> Then that should be discussed on grub2 to remove said check and modify
>> the code so that it can properly work without regression.
>
> Actually, the kernel patch removing that symbol should be applied so
> that grub2 breaks faster. One can't possibly rely on kernel internals
> for anything, as it is insanely insane (yep, the tautology is on purpose
> :-)).
>
Indeed, especially since it inherently assumes something is a kernel
compile-time option... we routinely change things between compile time
and runtime.
-hpa
next prev parent reply other threads:[~2013-07-09 15:09 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-08 6:28 [PATCH] xen: remove unused Kconfig parameter Michael Opdenacker
2013-07-08 19:28 ` Konrad Rzeszutek Wilk
2013-07-08 19:28 ` Konrad Rzeszutek Wilk
2013-07-08 19:34 ` [Xen-devel] " Matt Wilson
2013-07-08 19:34 ` Matt Wilson
2013-07-08 19:34 ` Matt Wilson
2013-07-08 20:29 ` H. Peter Anvin
2013-07-08 20:29 ` H. Peter Anvin
2013-07-08 20:58 ` Borislav Petkov
2013-07-08 23:35 ` Paul Bolle
2013-07-09 0:26 ` Konrad Rzeszutek Wilk
2013-07-09 0:26 ` Konrad Rzeszutek Wilk
2013-07-09 7:41 ` Jan Beulich
2013-07-09 7:41 ` Jan Beulich
2013-07-09 14:48 ` Konrad Rzeszutek Wilk
2013-07-09 14:48 ` Konrad Rzeszutek Wilk
2013-07-09 14:54 ` Jan Beulich
2013-07-09 14:54 ` Jan Beulich
2013-07-09 15:05 ` Borislav Petkov
2013-07-09 15:05 ` Borislav Petkov
2013-07-09 15:09 ` H. Peter Anvin [this message]
2013-07-09 15:09 ` H. Peter Anvin
2013-07-09 17:19 ` Konrad Rzeszutek Wilk
2013-07-09 17:19 ` Konrad Rzeszutek Wilk
2013-07-09 20:01 ` Borislav Petkov
2013-07-09 20:01 ` Borislav Petkov
2013-07-09 20:40 ` Konrad Rzeszutek Wilk
2013-07-09 20:40 ` Konrad Rzeszutek Wilk
2013-07-09 20:57 ` Borislav Petkov
2013-07-09 20:57 ` Borislav Petkov
2013-07-09 22:34 ` Sander Eikelenboom
2013-07-09 22:34 ` Sander Eikelenboom
2013-07-09 22:34 ` Sander Eikelenboom
2013-07-10 3:20 ` Borislav Petkov
2013-07-10 3:20 ` Borislav Petkov
2013-07-10 3:55 ` H. Peter Anvin
2013-07-10 3:55 ` H. Peter Anvin
2013-07-10 6:19 ` Matt Wilson
2013-07-10 6:19 ` Matt Wilson
2013-07-10 7:41 ` Sander Eikelenboom
2013-07-10 7:41 ` Sander Eikelenboom
2013-07-10 14:46 ` Konrad Rzeszutek Wilk
2013-07-10 14:46 ` Konrad Rzeszutek Wilk
2013-07-11 10:08 ` Paul Bolle
2013-07-11 10:08 ` Paul Bolle
2013-07-11 17:57 ` H. Peter Anvin
2013-07-11 17:57 ` H. Peter Anvin
2013-07-11 18:13 ` Paul Bolle
2013-07-11 18:13 ` Paul Bolle
2013-07-11 18:24 ` Konrad Rzeszutek Wilk
2013-07-11 18:24 ` Konrad Rzeszutek Wilk
2013-07-11 21:13 ` Geert Uytterhoeven
2013-07-11 21:13 ` Geert Uytterhoeven
2013-07-08 23:35 ` Paul Bolle
2013-07-08 20:58 ` Borislav Petkov
2013-07-08 20:13 ` H. Peter Anvin
2013-07-08 20:13 ` H. Peter Anvin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=51DC27BF.9090606@zytor.com \
--to=hpa@zytor.com \
--cc=JBeulich@suse.com \
--cc=bp@alien8.de \
--cc=jeremy@goop.org \
--cc=konrad.wilk@oracle.com \
--cc=linux-kernel@vger.kernel.org \
--cc=michael.opdenacker@free-electrons.com \
--cc=mingo@redhat.com \
--cc=msw@amazon.com \
--cc=pebolle@tiscali.nl \
--cc=tglx@linutronix.de \
--cc=virtualization@lists.linux-foundation.org \
--cc=x86@kernel.org \
--cc=xen-devel@lists.xensource.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.