Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f83f2b5f authored by Jan Beulich's avatar Jan Beulich Committed by Linus Torvalds
Browse files

[PATCH] x86_64: fix USER_PTRS_PER_PGD 



The value, while currently unused in the native kernel, was off by one.

Signed-Off-By: default avatarJan Beulich <jbeulich@novell.com>
Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 60b08c67

include/asm-x86_64/pgtable.h

+1 −1
Original line number Diff line number Diff line
@@ -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__