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authorSam Ravnborg <sam@ravnborg.org>2011-12-29 15:04:38 +0100
committerDavid S. Miller <davem@davemloft.net>2011-12-29 14:58:31 -0800
commita4b4f4371b94552973109f6b9ebe6af7a9efa0bd (patch)
tree1a5404b34c2e547ab6a9f8aa7a940d5b9c54e163 /arch/sparc
parentb2a1fa30b54ed616e0ae6f521bcd3fad750f5184 (diff)
downloadlinux-a4b4f4371b94552973109f6b9ebe6af7a9efa0bd.tar.bz2
sparc32: fix PAGE_SIZE definition
Use _AC() in definition of PAGE_SIZE so the same definition can be used in C and assembler. Also use PAGE_SIZE in definition of THREAD_SIZE. This commit kill the following comment: "I have my suspicions... -DaveM" I did not find any clue what this referred to anyway. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/page_32.h10
-rw-r--r--arch/sparc/include/asm/thread_info_32.h2
2 files changed, 4 insertions, 8 deletions
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index 156707b0f18d..bb5c2ac4055d 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -8,14 +8,10 @@
#ifndef _SPARC_PAGE_H
#define _SPARC_PAGE_H
-#define PAGE_SHIFT 12
+#include <linux/const.h>
-#ifndef __ASSEMBLY__
-/* I have my suspicions... -DaveM */
-#define PAGE_SIZE (1UL << PAGE_SHIFT)
-#else
-#define PAGE_SIZE (1 << PAGE_SHIFT)
-#endif
+#define PAGE_SHIFT 12
+#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
#include <asm/btfixup.h>
diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h
index fa5753233410..e41869087b70 100644
--- a/arch/sparc/include/asm/thread_info_32.h
+++ b/arch/sparc/include/asm/thread_info_32.h
@@ -95,7 +95,7 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
* Observe the order of get_free_pages() in alloc_thread_info_node().
* The sun4 has 8K stack too, because it's short on memory, and 16K is a waste.
*/
-#define THREAD_SIZE 8192
+#define THREAD_SIZE (2 * PAGE_SIZE)
/*
* Offsets in thread_info structure, used in assembly code