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| author | David S. Miller <davem@davemloft.net> | 2009-06-15 14:02:23 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-06-15 14:02:23 +0400 |
| commit | 9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch) | |
| tree | 8d104ec2a459346b99413b0b77421ca7b9936c1a /arch/microblaze/include/asm/tlbflush.h | |
| parent | ca44d6e60f9de26281fda203f58b570e1748c015 (diff) | |
| parent | 45e3e1935e2857c54783291107d33323b3ef33c8 (diff) | |
| download | linux-9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
Documentation/feature-removal-schedule.txt
drivers/scsi/fcoe/fcoe.c
net/core/drop_monitor.c
net/core/net-traces.c
Diffstat (limited to 'arch/microblaze/include/asm/tlbflush.h')
| -rw-r--r-- | arch/microblaze/include/asm/tlbflush.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/tlbflush.h b/arch/microblaze/include/asm/tlbflush.h index d7fe7629001b..eb31a0e8a772 100644 --- a/arch/microblaze/include/asm/tlbflush.h +++ b/arch/microblaze/include/asm/tlbflush.h @@ -1,4 +1,6 @@ /* + * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> + * Copyright (C) 2008-2009 PetaLogix * Copyright (C) 2006 Atmark Techno, Inc. * * This file is subject to the terms and conditions of the GNU General Public @@ -9,6 +11,50 @@ #ifndef _ASM_MICROBLAZE_TLBFLUSH_H #define _ASM_MICROBLAZE_TLBFLUSH_H +#ifdef CONFIG_MMU + +#include <linux/sched.h> +#include <linux/threads.h> +#include <asm/processor.h> /* For TASK_SIZE */ +#include <asm/mmu.h> +#include <asm/page.h> +#include <asm/pgalloc.h> + +extern void _tlbie(unsigned long address); +extern void _tlbia(void); + +#define __tlbia() _tlbia() + +static inline void local_flush_tlb_all(void) + { __tlbia(); } +static inline void local_flush_tlb_mm(struct mm_struct *mm) + { __tlbia(); } +static inline void local_flush_tlb_page(struct vm_area_struct *vma, + unsigned long vmaddr) + { _tlbie(vmaddr); } +static inline void local_flush_tlb_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end) + { __tlbia(); } + +#define flush_tlb_kernel_range(start, end) do { } while (0) + +#define update_mmu_cache(vma, addr, pte) do { } while (0) + +#define flush_tlb_all local_flush_tlb_all +#define flush_tlb_mm local_flush_tlb_mm +#define flush_tlb_page local_flush_tlb_page +#define flush_tlb_range local_flush_tlb_range + +/* + * This is called in munmap when we have freed up some page-table + * pages. We don't need to do anything here, there's nothing special + * about our page-table pages. -- paulus + */ +static inline void flush_tlb_pgtables(struct mm_struct *mm, + unsigned long start, unsigned long end) { } + +#else /* CONFIG_MMU */ + #define flush_tlb() BUG() #define flush_tlb_all() BUG() #define flush_tlb_mm(mm) BUG() @@ -17,4 +63,6 @@ #define flush_tlb_pgtables(mm, start, end) BUG() #define flush_tlb_kernel_range(start, end) BUG() +#endif /* CONFIG_MMU */ + #endif /* _ASM_MICROBLAZE_TLBFLUSH_H */ |