diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-07-23 23:15:26 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-08-20 10:12:42 +1000 |
| commit | 6f0ef0f505af1ce6e9756087a9d4cc3778bae8c6 (patch) | |
| tree | df60577c18cd61fd11debf249d60d49897e2a111 /arch | |
| parent | d4e167da4cb60910f6ac305aee03714937f70b71 (diff) | |
powerpc/mm: Call mmu_context_init() from ppc64
Our 64-bit hash context handling has no init function, but 64-bit Book3E
will use the common mmu_context_nohash.c code which does, so define an
empty inline mmu_context_init() for 64-bit server and call it from
our 64-bit setup_arch()
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/include/asm/mmu_context.h | 7 | ||||
| -rw-r--r-- | arch/powerpc/kernel/setup_64.c | 4 |
2 files changed, 10 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h index b7063669f97..8dffed31701 100644 --- a/arch/powerpc/include/asm/mmu_context.h +++ b/arch/powerpc/include/asm/mmu_context.h @@ -14,7 +14,6 @@ /* * Most if the context management is out of line */ -extern void mmu_context_init(void); extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); extern void destroy_context(struct mm_struct *mm); @@ -23,6 +22,12 @@ extern void switch_stab(struct task_struct *tsk, struct mm_struct *mm); extern void switch_slb(struct task_struct *tsk, struct mm_struct *mm); extern void set_context(unsigned long id, pgd_t *pgd); +#ifdef CONFIG_PPC_BOOK3S_64 +static inline void mmu_context_init(void) { } +#else +extern void mmu_context_init(void); +#endif + /* * switch_mm is the entry point called from the architecture independent * code in kernel/sched.c diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 91b89b8d63d..325dc5b2e62 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -534,6 +534,10 @@ void __init setup_arch(char **cmdline_p) #endif paging_init(); + + /* Initialize the MMU context management stuff */ + mmu_context_init(); + ppc64_boot_msg(0x15, "Setup Done"); } |