lkml.org 
[lkml]   [2020]   [Feb]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: linux-next: build failure after merge of the akpm tree
Hi Stephen et al,

On Thu, Feb 27, 2020 at 5:12 AM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> After merging the akpm tree, today's linux-next build (sparc defconfig)
> failed like this:
>
> In file included from include/linux/list.h:9:0,
> from include/linux/smp.h:12,
> from include/linux/kernel_stat.h:5,
> from mm/memory.c:42:
> mm/memory.c: In function 'insert_pages':
> mm/memory.c:1523:41: error: implicit declaration of function 'pte_index'; did you mean 'page_index'? [-Werror=implicit-function-declaration]
> remaining_pages_total, PTRS_PER_PTE - pte_index(addr));
> ^
> include/linux/kernel.h:842:40: note: in definition of macro '__typecheck'
> (!!(sizeof((typeof(x) *)1 == (typeof(y) *)1)))
> ^
> include/linux/kernel.h:866:24: note: in expansion of macro '__safe_cmp'
> __builtin_choose_expr(__safe_cmp(x, y), \
> ^~~~~~~~~~
> include/linux/kernel.h:934:27: note: in expansion of macro '__careful_cmp'
> #define min_t(type, x, y) __careful_cmp((type)(x), (type)(y), <)
> ^~~~~~~~~~~~~
> mm/memory.c:1522:26: note: in expansion of macro 'min_t'
> pages_to_write_in_pmd = min_t(unsigned long,
> ^~~~~

Same issue on m68k, as per a report from kisskb.

> Caused by patch
>
> "mm/memory.c: add vm_insert_pages()"
>
> sparc32 does not implement pte_index at all :-(

Seems like about only half of the architectures do.

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

\
 
 \ /
  Last update: 2020-02-27 10:04    [W:0.131 / U:2.708 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site