Messages in this thread Patch in this message | | | Date | Tue, 12 Dec 2017 18:32:30 +0100 | From | Thomas Gleixner <> | Subject | [patch 09/16] mm: Make populate_vma_page_range() available |
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From: Peter Zijlstra <peterz@infradead.org>
Make populate_vma_page_range() outside mm, so special mappings can be populated in dup_mmap().
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- include/linux/mm.h | 2 ++ mm/internal.h | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-)
--- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2159,6 +2159,8 @@ do_mmap_pgoff(struct file *file, unsigne } #ifdef CONFIG_MMU +extern long populate_vma_page_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end, int *nonblocking); extern int __mm_populate(unsigned long addr, unsigned long len, int ignore_errors); static inline void mm_populate(unsigned long addr, unsigned long len) --- a/mm/internal.h +++ b/mm/internal.h @@ -284,8 +284,6 @@ void __vma_link_list(struct mm_struct *m struct vm_area_struct *prev, struct rb_node *rb_parent); #ifdef CONFIG_MMU -extern long populate_vma_page_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end, int *nonblocking); extern void munlock_vma_pages_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); static inline void munlock_vma_pages_all(struct vm_area_struct *vma)
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