From: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx> Subject: mm: include <linux/huge_mm.h> for is_vma_temporary_stack Include <linux/huge_mm.h> for the definition of is_vma_temporary_stack to fix the following sparse warning: mm/rmap.c:1673:6: warning: symbol 'is_vma_temporary_stack' was not declared. Should it be static? Link: http://lkml.kernel.org/r/20191009151155.27763-1-ben.dooks@xxxxxxxxxxxxxxx Signed-off-by: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx> Reviewed-by: Qian Cai <cai@xxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/rmap.c | 1 + 1 file changed, 1 insertion(+) --- a/mm/rmap.c~mm-include-linux-huge_mmh-for-is_vma_temporary_stack +++ a/mm/rmap.c @@ -61,6 +61,7 @@ #include <linux/mmu_notifier.h> #include <linux/migrate.h> #include <linux/hugetlb.h> +#include <linux/huge_mm.h> #include <linux/backing-dev.h> #include <linux/page_idle.h> #include <linux/memremap.h> _