diff options
| author | Paul Mackerras <paulus@samba.org> | 2006-06-12 10:38:21 +0200 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-06-12 10:38:21 +0200 |
| commit | 430644312810645a6e05855db50a978df9ba3ad3 (patch) | |
| tree | 2363ddbb95af2b3df95c0071060d9c69044e28ba /include/asm-powerpc/mmu_context.h | |
| parent | Merge branch 'merge' (diff) | |
| download | linux-430644312810645a6e05855db50a978df9ba3ad3.tar.xz linux-430644312810645a6e05855db50a978df9ba3ad3.zip | |
powerpc: Remove unused paca->pgdir field
The pgdir field in the paca was a leftover from the dynamic VSIDs
patch, and is not used in the current kernel code. This removes it.
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/mmu_context.h')
| -rw-r--r-- | include/asm-powerpc/mmu_context.h | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/include/asm-powerpc/mmu_context.h b/include/asm-powerpc/mmu_context.h index 1b8a25fd48f3..8c6b1a6d944f 100644 --- a/include/asm-powerpc/mmu_context.h +++ b/include/asm-powerpc/mmu_context.h @@ -20,16 +20,9 @@ * 2 of the License, or (at your option) any later version. */ -/* - * Getting into a kernel thread, there is no valid user segment, mark - * paca->pgdir NULL so that SLB miss on user addresses will fault - */ static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) { -#ifdef CONFIG_PPC_64K_PAGES - get_paca()->pgdir = NULL; -#endif /* CONFIG_PPC_64K_PAGES */ } #define NO_CONTEXT 0 @@ -52,13 +45,8 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, cpu_set(smp_processor_id(), next->cpu_vm_mask); /* No need to flush userspace segments if the mm doesnt change */ -#ifdef CONFIG_PPC_64K_PAGES - if (prev == next && get_paca()->pgdir == next->pgd) - return; -#else if (prev == next) return; -#endif /* CONFIG_PPC_64K_PAGES */ #ifdef CONFIG_ALTIVEC if (cpu_has_feature(CPU_FTR_ALTIVEC)) |