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-rw-r--r--mm/util.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/mm/util.c b/mm/util.c
index 54e5e761a9a9..3492a9e81aa3 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -592,8 +592,15 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node)
return NULL;
}
- return __vmalloc_node(size, 1, flags, node,
- __builtin_return_address(0));
+ /*
+ * kvmalloc() can always use VM_ALLOW_HUGE_VMAP,
+ * since the callers already cannot assume anything
+ * about the resulting pointer, and cannot play
+ * protection games.
+ */
+ return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
+ flags, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP,
+ node, __builtin_return_address(0));
}
EXPORT_SYMBOL(kvmalloc_node);