Commit 0a36f7f8 authored by Tang Yizhou's avatar Tang Yizhou Committed by Linus Torvalds

mm/gup.c: fix the comment of return value for populate_vma_page_range()

The return value of populate_vma_page_range() is consistent with
__get_user_pages(), and so is the function comment of return value.
Signed-off-by: default avatarTang Yizhou <tangyizhou@huawei.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Reviewed-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Reviewed-by: default avatarIra Weiny <ira.weiny@intel.com>
Link: http://lkml.kernel.org/r/20200720034303.29920-1-tangyizhou@huawei.comSigned-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 605cad83
...@@ -1404,7 +1404,8 @@ static __always_inline long __get_user_pages_locked(struct task_struct *tsk, ...@@ -1404,7 +1404,8 @@ static __always_inline long __get_user_pages_locked(struct task_struct *tsk,
* *
* This takes care of mlocking the pages too if VM_LOCKED is set. * This takes care of mlocking the pages too if VM_LOCKED is set.
* *
* return 0 on success, negative error code on error. * Return either number of pages pinned in the vma, or a negative error
* code on error.
* *
* vma->vm_mm->mmap_lock must be held. * vma->vm_mm->mmap_lock must be held.
* *
......
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