[lkml]   [2012]   [Jun]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: should there still be arch-specific 4KSTACKS support?
Broadening the audience...

On Sat, Jun 23, 2012 at 5:47 PM, Robert P. J. Day <> 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?



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

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
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2012-06-23 21:21    [W:0.058 / U:4.532 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site