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* linux-next: build warning after merge of the akpm-current tree
@ 2017-11-13  5:42 Stephen Rothwell
  2017-11-13  8:09 ` Michal Hocko
  0 siblings, 1 reply; 14+ messages in thread
From: Stephen Rothwell @ 2017-11-13  5:42 UTC (permalink / raw)
  To: Andrew Morton
  Cc: Linux-Next Mailing List, Linux Kernel Mailing List, Michal Hocko

Hi Andrew,

After merging the akpm-current tree, today's linux-next build (powerpc
ppc64_defconfig) produced this warning:

In file included from include/linux/mmzone.h:17:0,
                 from include/linux/mempolicy.h:10,
                 from mm/mempolicy.c:70:
mm/mempolicy.c: In function 'mpol_to_str':
include/linux/nodemask.h:107:41: warning: the address of 'nodes' will always evaluate as 'true' [-Waddress]
 #define nodemask_pr_args(maskp) (maskp) ? MAX_NUMNODES : 0, (maskp) ? (maskp)->bits : NULL
                                         ^
mm/mempolicy.c:2817:11: note: in expansion of macro 'nodemask_pr_args'
           nodemask_pr_args(&nodes));
           ^
include/linux/nodemask.h:107:69: warning: the address of 'nodes' will always evaluate as 'true' [-Waddress]
 #define nodemask_pr_args(maskp) (maskp) ? MAX_NUMNODES : 0, (maskp) ? (maskp)->bits : NULL
                                                                     ^
mm/mempolicy.c:2817:11: note: in expansion of macro 'nodemask_pr_args'
           nodemask_pr_args(&nodes));
           ^

Introduced by commit

  b2c1ed23bdc1 ("mm: simplify nodemask printing")

-- 
Cheers,
Stephen Rothwell

^ permalink raw reply	[flat|nested] 14+ messages in thread

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Thread overview: 14+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-11-13  5:42 linux-next: build warning after merge of the akpm-current tree Stephen Rothwell
2017-11-13  8:09 ` Michal Hocko
2017-11-13  8:23   ` Michal Hocko
2017-11-13 11:43   ` Arnd Bergmann
2017-11-13 11:54     ` Michal Hocko
2017-11-13 12:24       ` Arnd Bergmann
2017-11-13 12:29       ` Michal Hocko
2017-11-16 22:44     ` Stephen Rothwell
2017-11-17  3:53       ` Stephen Rothwell
2017-11-17  9:36         ` Zhangshaokun
2017-11-17  9:56         ` Arnd Bergmann
2017-11-17 10:15           ` [PATCH] mm: fix nodemask printing Arnd Bergmann
2017-11-20  8:22             ` Michal Hocko
2017-11-20 11:33               ` Arnd Bergmann

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