From: Avi Kivity <avi@redhat.com>
To: David Miller <davem@davemloft.net>
Cc: ying.huang@intel.com, akpm@linux-foundation.org,
herbert@gondor.apana.org.au, linux-kernel@vger.kernel.org,
linux-crypto@vger.kernel.org
Subject: Re: [BUGFIX] Fix AES-NI CTR optimization compiling failure with gas 2.16.1
Date: Fri, 12 Mar 2010 11:33:26 +0200 [thread overview]
Message-ID: <4B9A0A66.2000108@redhat.com> (raw)
In-Reply-To: <20100312.005051.09912332.davem@davemloft.net>
On 03/12/2010 10:50 AM, David Miller wrote:
> From: Avi Kivity<avi@redhat.com>
> Date: Fri, 12 Mar 2010 10:44:58 +0200
>
>
>> Strange, that people can install a new kernel, but not a new
>> assembler.
>>
> Someone shouldn't have to upgrade their tools to build the
> kernel.
>
The kernel would still build, just without the AES-NI CTR optimization
(or kvm).
> And we work very hard to make sure this is the case except
> in the most unavoidable situations.
>
Why so hard? It has a cost. The user can certainly 'make
AS=~/new-binutils/bin/gas' and it wouldn't even affect the rest of their
system.
tools/as/ anyone?
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
next prev parent reply other threads:[~2010-03-12 9:33 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-12 7:01 [BUGFIX] Fix AES-NI CTR optimization compiling failure with gas 2.16.1 Huang Ying
2010-03-12 8:37 ` Avi Kivity
2010-03-12 8:42 ` David Miller
2010-03-12 8:44 ` Avi Kivity
2010-03-12 8:50 ` David Miller
2010-03-12 9:33 ` Avi Kivity [this message]
2010-03-13 8:29 ` Herbert Xu
2010-03-23 21:23 ` Andrew Morton
2010-03-24 6:24 ` Huang Ying
2010-03-24 10:51 ` Andrew Morton
2010-03-24 13:38 ` Herbert Xu
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=4B9A0A66.2000108@redhat.com \
--to=avi@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=davem@davemloft.net \
--cc=herbert@gondor.apana.org.au \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=ying.huang@intel.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.