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Date: Mon, 13 Nov 2017 16:42:06 +1100 From: Stephen Rothwell <sfr@...b.auug.org.au> To: Andrew Morton <akpm@...ux-foundation.org> Cc: Linux-Next Mailing List <linux-next@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Michal Hocko <mhocko@...e.com> Subject: linux-next: build warning after merge of the akpm-current tree 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
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