From: "H. Peter Anvin" <hpa@zytor.com>
To: Linus Torvalds <torvalds@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Use of floating point in the kernel
Date: Wed, 07 Jan 2004 19:54:39 -0800 [thread overview]
Message-ID: <3FFCD47F.1010007@zytor.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0401071948470.2131@home.osdl.org>
Linus Torvalds wrote:
>
> We really should, but there really are some rare cases where it is
> actually ok.
>
> In particular, you _can_ do math, if you just do the proper
> "kernel_fpu_begin()"/"kernel_fpu_end()" around it, and you have reason to
> believe that you can assume a math processor exists.
>
> Is it needed? I dunno. I'd frown on it in general, but I don't see it
> being fundamentally wrong under the rigth circumstances.
>
Sure; however, perhaps those can be marked separately in the Makefile.
-hpa
next prev parent reply other threads:[~2004-01-08 3:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-07 23:59 Use of floating point in the kernel Pekka Pietikainen
2004-01-08 3:34 ` H. Peter Anvin
2004-01-08 3:48 ` Dave Jones
2004-01-08 3:52 ` Linus Torvalds
2004-01-08 3:54 ` H. Peter Anvin [this message]
[not found] <1bvUw-7Ry-15@gated-at.bofh.it>
[not found] ` <1bzbF-4cG-5@gated-at.bofh.it>
[not found] ` <1bzv7-4Cw-3@gated-at.bofh.it>
2004-01-08 4:12 ` Andi Kleen
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=3FFCD47F.1010007@zytor.com \
--to=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=torvalds@osdl.org \
/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.