Patchwork [11/18] sparc32: drop sparc_unmapped_base

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Submitter Sam Ravnborg
Date July 26, 2012, 9:02 p.m.
Message ID <1343336548-3879-11-git-send-email-sam@ravnborg.org>
Download mbox | patch
Permalink /patch/173520/
State Accepted
Delegated to: David Miller
Headers show

Comments

Sam Ravnborg - July 26, 2012, 9:02 p.m.
The base is always the same so no need to use a variable for this.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
---
 arch/sparc/include/asm/page_32.h |    3 +--
 arch/sparc/mm/init_32.c          |    2 --
 2 files changed, 1 insertions(+), 4 deletions(-)

Patch

diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index fab78a3..f82a1f3 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -107,8 +107,7 @@  typedef unsigned long iopgprot_t;
 
 typedef struct page *pgtable_t;
 
-extern unsigned long sparc_unmapped_base;
-#define TASK_UNMAPPED_BASE	sparc_unmapped_base
+#define TASK_UNMAPPED_BASE	0x50000000
 
 #else /* !(__ASSEMBLY__) */
 
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index e8ea360..fc77bb8 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -45,7 +45,6 @@  unsigned long pfn_base;
 EXPORT_SYMBOL(pfn_base);
 
 struct sparc_phys_banks sp_banks[SPARC_PHYS_BANKS+1];
-unsigned long sparc_unmapped_base;
 
 struct pgtable_cache_struct pgt_quicklists;
 
@@ -297,7 +296,6 @@  void __init paging_init(void)
 	case sun4m:
 	case sun4d:
 		srmmu_paging_init();
-		sparc_unmapped_base = 0x50000000;
 		break;
 	default:
 		prom_printf("paging_init: Cannot init paging on this Sparc\n");