[ARM] noMMU: removes TLB codes in nommu mode

This patch removes TLB related codes in nommu mode.

Signed-off-by: Hyok S. Choi <hyok.choi@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/include/asm-arm/tlb.h b/include/asm-arm/tlb.h
index f49bfb7..cb74002 100644 (file)
--- a/include/asm-arm/tlb.h
+++ b/include/asm-arm/tlb.h
@@ -19,6 +19,14 @@
 
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
+
+#ifndef CONFIG_MMU
+
+#include <linux/pagemap.h>
+#include <asm-generic/tlb.h>
+
+#else /* !CONFIG_MMU */
+
 #include <asm/pgalloc.h>
 
 /*
@@ -82,4 +90,5 @@ tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
 
 #define tlb_migrate_finish(mm)         do { } while (0)
 
+#endif /* CONFIG_MMU */
 #endif

diff --git a/include/asm-arm/tlbflush.h b/include/asm-arm/tlbflush.h
index 0c2acc9..d64b180 100644 (file)
--- a/include/asm-arm/tlbflush.h
+++ b/include/asm-arm/tlbflush.h
@@ -11,6 +11,13 @@
 #define _ASMARM_TLBFLUSH_H
 
 #include <linux/config.h>
+
+#ifndef CONFIG_MMU
+
+#define tlb_flush(tlb) ((void) tlb)
+
+#else /* CONFIG_MMY */
+
 #include <asm/glue.h>
 
 #define TLB_V3_PAGE    (1 << 0)
@@ -423,4 +430,6 @@ extern void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte
 
 #endif
 
+#endif /* CONFIG_MMU */
+
 #endif