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SubjectRe: nommu build failure in linux-next
On Tue, Mar 6, 2012 at 8:19 PM, Mark Salter <> wrote:
> commit b7b2a0afacada237005068294cb0ccc49d32889e
> Author: Siddhesh Poyarekar <>
> Date:   Tue Mar 6 11:17:12 2012 +1100
>    procfs: mark thread stack correctly in proc/<pid>/maps
> This patch still breaks nommu builds. The previous syntax issue has been
> resolved, but now I see a link error:
> fs/built-in.o: In function `nommu_vma_show':
> task_nommu.c:(.text+0x564a0): undefined reference to `vm_is_stack'
> make[1]: *** [.tmp_vmlinux1] Error 1

The function is defined in mm/memory.c and I realized now that it is
not built when !CONFIG_MMU. There needs to be a copy of these
functions in nommu.c as well. I'll test the build and send a patch.

Siddhesh Poyarekar
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