[Xen-devel] [PATCH 4/4] mm: Do not define PFN_SECTION_SHIFT if !CONFIG_SPARSEMEM

[Daniel Kiper <dkiper@xxxxxxxxxxxx>]

Do not define PFN_SECTION_SHIFT if !CONFIG_SPARSEMEM.

Signed-off-by: Daniel Kiper <dkiper@xxxxxxxxxxxx>
---
 include/linux/mm.h |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 23465e1..d1f8cb4 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -603,10 +603,6 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct 
vm_area_struct *vma)
 #define NODE_NOT_IN_PAGE_FLAGS
 #endif
 
-#ifndef PFN_SECTION_SHIFT
-#define PFN_SECTION_SHIFT 0
-#endif
-
 /*
  * Define the bit shifts to access each section.  For non-existent
  * sections we define the shift as 0; that plus a 0 mask ensures
-- 
1.5.6.5

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