From 8d20a541b089ecb67a88a673548161b686ed7b85 Mon Sep 17 00:00:00 2001 From: Mikael Starvik Date: Wed, 27 Jul 2005 11:44:42 -0700 Subject: [PATCH] CRIS update: SMP Patches to support SMP. * Each CPU has its own current_pgd. * flush_tlb_range is implemented as flush_tlb_mm. * Atomic operations implemented with spinlocks. * Semaphores implemented with spinlocks. Signed-off-by: Mikael Starvik Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/asm-cris/tlbflush.h | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) (limited to 'include/asm-cris/tlbflush.h') diff --git a/include/asm-cris/tlbflush.h b/include/asm-cris/tlbflush.h index 1781fe1a32f..6ed7d9ae90d 100644 --- a/include/asm-cris/tlbflush.h +++ b/include/asm-cris/tlbflush.h @@ -18,13 +18,26 @@ * */ +extern void __flush_tlb_all(void); +extern void __flush_tlb_mm(struct mm_struct *mm); +extern void __flush_tlb_page(struct vm_area_struct *vma, + unsigned long addr); + +#ifdef CONFIG_SMP extern void flush_tlb_all(void); extern void flush_tlb_mm(struct mm_struct *mm); extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr); -extern void flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, - unsigned long end); +#else +#define flush_tlb_all __flush_tlb_all +#define flush_tlb_mm __flush_tlb_mm +#define flush_tlb_page __flush_tlb_page +#endif + +static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long start, unsigned long end) +{ + flush_tlb_mm(vma->vm_mm); +} extern inline void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end) -- cgit v1.2.3