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| author | Jan Beulich <jbeulich@novell.com> | 2006-02-26 06:18:25 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-26 20:53:30 +0300 |
| commit | f83f2b5fbab4585f4de4523c7879d60e3f85a248 (patch) | |
| tree | 93377911ff62ca519e918bd061c77c79cb90fbda /include/asm-x86_64/pgtable.h | |
| parent | 60b08c67220cf6faef7410ac6adba23a8a743bf7 (diff) | |
| download | linux-f83f2b5fbab4585f4de4523c7879d60e3f85a248.tar.xz | |
[PATCH] x86_64: fix USER_PTRS_PER_PGD
The value, while currently unused in the native kernel, was off by one.
Signed-Off-By: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-x86_64/pgtable.h')
| -rw-r--r-- | include/asm-x86_64/pgtable.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h index 8fbf4dd72115..715fd94cf577 100644 --- a/include/asm-x86_64/pgtable.h +++ b/include/asm-x86_64/pgtable.h @@ -131,7 +131,7 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long #define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) -#define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE) +#define USER_PTRS_PER_PGD ((TASK_SIZE-1)/PGDIR_SIZE+1) #define FIRST_USER_ADDRESS 0 #ifndef __ASSEMBLY__ |