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-rw-r--r--mm/mmap.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index 144b4a2..724f342 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1165,12 +1165,8 @@ out:
mm->locked_vm += len >> PAGE_SHIFT;
make_pages_present(addr, addr + len);
}
- if (flags & MAP_POPULATE) {
- up_write(&mm->mmap_sem);
- sys_remap_file_pages(addr, len, 0,
- pgoff, flags & MAP_NONBLOCK);
- down_write(&mm->mmap_sem);
- }
+ if ((flags & MAP_POPULATE) && !(flags & MAP_NONBLOCK))
+ make_pages_present(addr, addr + len);
return addr;
unmap_and_free_vma:
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