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-rw-r--r--mm/madvise.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/madvise.c b/mm/madvise.c
index 54a5d3bc55d5..73180a22877e 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -86,6 +86,11 @@ static long madvise_willneed(struct vm_area_struct * vma,
86 if (!file) 86 if (!file)
87 return -EBADF; 87 return -EBADF;
88 88
89 if (file->f_mapping->a_ops->get_xip_page) {
90 /* no bad return value, but ignore advice */
91 return 0;
92 }
93
89 *prev = vma; 94 *prev = vma;
90 start = ((start - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff; 95 start = ((start - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff;
91 if (end > vma->vm_end) 96 if (end > vma->vm_end)