[PATCH] vmalloc: remove #ifdef in function body

[Minchan Kim]

We don't like function body which include #ifdef.
If we can, define null function to go out compile time.
It's trivial, no functional change.

Signed-off-by: Minchan Kim <minchan@xxxxxxxxxx>
---
 mm/vmalloc.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 0aca3ce..e1fa5a6 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -505,6 +505,7 @@ static void unmap_vmap_area(struct vmap_area *va)
 	vunmap_page_range(va->va_start, va->va_end);
 }
 
+#ifdef CONFIG_DEBUG_PAGEALLOC
 static void vmap_debug_free_range(unsigned long start, unsigned long end)
 {
 	/*
@@ -520,11 +521,15 @@ static void vmap_debug_free_range(unsigned long start, unsigned long end)
 	 * debugging doesn't do a broadcast TLB flush so it is a lot
 	 * faster).
 	 */
-#ifdef CONFIG_DEBUG_PAGEALLOC
 	vunmap_page_range(start, end);
 	flush_tlb_kernel_range(start, end);
-#endif
 }
+#else
+static inline void vmap_debug_free_range(unsigned long start,
+					unsigned long end)
+{
+}
+#endif
 
 /*
  * lazy_max_pages is the maximum amount of virtual address space we gather up
-- 
1.7.6.4

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