Re: linux-next: Tree for July 28 ("copy_from_user_overflow" undefined)

[Stephen Boyd]

On 07/29/2011 02:45 AM, Sedat Dilek wrote:
> [ CCing all people from 0416 patch ]
>
> OK, here a quick review and looking for suspicious commits:
[snip]
> -- a/lib/Makefile
> +++ b/lib/Makefile
> @@ -14,6 +14,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \
>          proportions.o prio_heap.o ratelimit.o show_mem.o \
>          is_single_threaded.o plist.o decompress.o find_next_bit.o
>
> +lib-$(CONFIG_ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS) += usercopy.o
>  lib-$(CONFIG_MMU) += ioremap.o
>  lib-$(CONFIG_SMP) += cpumask.o
>
> So, I can rebuild next-201107{27,28} with
> CONFIG_ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS=y and look again if the
> build-breakage in binfmt_misc is gone.
>
> Any comments from x86 folk?

I already noticed this and sent a fixup patch to Andrew. Looks like he
never picked it up. The real fix is to change that lib-$(CONFIG... to
obj-$(CONFIG...

See https://lkml.org/lkml/2011/7/6/6 for the patch.

-- 
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.

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