From: Randy Dunlap <[email protected]>
Eliminate 19439 (!!) sparse warnings like:
include/linux/mm.h:321:22: warning: constant 0xffff810000000000 is so big it is unsigned long
Eliminate 56 sparse warnings like:
arch/x86_64/kernel/setup.c:248:16: warning: constant 0xffffffff80000000 is so big it is unsigned long
Eliminate 5 sparse warnings like:
arch/x86_64/kernel/module.c:49:13: warning: constant 0xfffffffffff00000 is so big it is unsigned long
Eliminate 23 sparse warnings like:
arch/x86_64/mm/init.c:551:37: warning: constant 0xffffc20000000000 is so big it is unsigned long
Eliminate 6 sparse warnings like:
arch/x86_64/kernel/module.c:49:13: warning: constant 0xffffffff88000000 is so big it is unsigned long
Eliminate 23 sparse warnings like:
arch/x86_64/mm/init.c:552:6: warning: constant 0xffffe1ffffffffff is so big it is unsigned long
Eliminate 3 sparse warnings like:
arch/x86_64/kernel/e820.c:186:17: warning: constant 0x3fffffffffff is so big it is long
Signed-off-by: Randy Dunlap <[email protected]>
---
include/asm-x86_64/page.h | 11 +++++++++++
include/asm-x86_64/pgtable.h | 9 +++++++++
2 files changed, 20 insertions(+)
--- linux-2.6.21-rc7-mm1.orig/include/asm-x86_64/page.h
+++ linux-2.6.21-rc7-mm1/include/asm-x86_64/page.h
@@ -80,9 +80,16 @@ extern unsigned long phys_base;
#define __PHYSICAL_START CONFIG_PHYSICAL_START
#define __KERNEL_ALIGN 0x200000
+
+#ifdef __ASSEMBLY__
#define __START_KERNEL (__START_KERNEL_map + __PHYSICAL_START)
#define __START_KERNEL_map 0xffffffff80000000
#define __PAGE_OFFSET 0xffff810000000000
+#else
+#define __START_KERNEL (__START_KERNEL_map + __PHYSICAL_START)
+#define __START_KERNEL_map 0xffffffff80000000UL
+#define __PAGE_OFFSET 0xffff810000000000UL
+#endif
/* to align the pointer to the (next) page boundary */
#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
@@ -94,7 +101,11 @@ extern unsigned long phys_base;
#define __VIRTUAL_MASK ((_AC(1,UL) << __VIRTUAL_MASK_SHIFT) - 1)
#define KERNEL_TEXT_SIZE (40*1024*1024)
+#ifdef __ASSEMBLY__
#define KERNEL_TEXT_START 0xffffffff80000000
+#else
+#define KERNEL_TEXT_START 0xffffffff80000000UL
+#endif
#ifndef __ASSEMBLY__
--- linux-2.6.21-rc7-mm1.orig/include/asm-x86_64/pgtable.h
+++ linux-2.6.21-rc7-mm1/include/asm-x86_64/pgtable.h
@@ -134,12 +134,21 @@ static inline pte_t ptep_get_and_clear_f
#define USER_PTRS_PER_PGD ((TASK_SIZE-1)/PGDIR_SIZE+1)
#define FIRST_USER_ADDRESS 0
+#ifdef __ASSEMBLY__
#define MAXMEM 0x3fffffffffff
#define VMALLOC_START 0xffffc20000000000
#define VMALLOC_END 0xffffe1ffffffffff
#define MODULES_VADDR 0xffffffff88000000
#define MODULES_END 0xfffffffffff00000
#define MODULES_LEN (MODULES_END - MODULES_VADDR)
+#else
+#define MAXMEM 0x3fffffffffffUL
+#define VMALLOC_START 0xffffc20000000000UL
+#define VMALLOC_END 0xffffe1ffffffffffUL
+#define MODULES_VADDR 0xffffffff88000000UL
+#define MODULES_END 0xfffffffffff00000UL
+#define MODULES_LEN (MODULES_END - MODULES_VADDR)
+#endif
#define _PAGE_BIT_PRESENT 0
#define _PAGE_BIT_RW 1
-
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