From: Geert Uytterhoeven <geert@linux-m68k.org>
To: "Robert P. J. Day" <rpjday@crashcourse.ca>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: should there still be arch-specific 4KSTACKS support?
Date: Sat, 23 Jun 2012 20:51:38 +0200 [thread overview]
Message-ID: <CAMuHMdXqieWY5C_C9ituryRwPSNDU__XL8X=g6EXF3-RH1DDdw@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1206231142150.14887@oneiric>
Broadening the audience...
On Sat, Jun 23, 2012 at 5:47 PM, Robert P. J. Day <rpjday@crashcourse.ca> wrote:
> via some convoluted logic, i ended up doing the following search:
>
> $ grep -r 4KSTACKS *
> arch/sh/configs/r7785rp_defconfig:CONFIG_4KSTACKS=y
> arch/sh/Kconfig.debug:config 4KSTACKS
> arch/sh/include/asm/thread_info.h:#if defined(CONFIG_4KSTACKS)
> arch/mn10300/include/asm/thread_info.h:#ifdef CONFIG_4KSTACKS
> arch/m68k/Kconfig.machine:config 4KSTACKS
> arch/m68k/configs/m5208evb_defconfig:# CONFIG_4KSTACKS is not set
> arch/m68k/configs/m5275evb_defconfig:# CONFIG_4KSTACKS is not set
> arch/m68k/configs/m5475evb_defconfig:# CONFIG_4KSTACKS is not set
> arch/m68k/include/asm/thread_info.h:#ifdef CONFIG_4KSTACKS
> arch/c6x/include/asm/thread_info.h:#ifdef CONFIG_4KSTACKS
> drivers/lguest/interrupts_and_traps.c: * Depending on the CONFIG_4KSTACKS option, the Guest can have one or
> kernel/lockdep.c: * hardirq contexts (such as on 4KSTACKS), so only
> $
>
> so even though 4KSTACKS support was officially removed in June of
> 2010:
>
> $ git show dcfa7262
>
> there's still traces of it, some of it obviously harmless, leftover
> cruft, but it would appear that both sh and m68k still provide a
> 4KSTACKS config option.
>
> how much of that can be tossed as useless?
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next parent reply other threads:[~2012-06-23 18:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <alpine.DEB.2.02.1206231142150.14887@oneiric>
2012-06-23 18:51 ` Geert Uytterhoeven [this message]
2012-06-29 6:10 ` should there still be arch-specific 4KSTACKS support? Greg Ungerer
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='CAMuHMdXqieWY5C_C9ituryRwPSNDU__XL8X=g6EXF3-RH1DDdw@mail.gmail.com' \
--to=geert@linux-m68k.org \
--cc=linux-arch@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rpjday@crashcourse.ca \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).