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| author | David S. Miller <davem@sunset.davemloft.net> | 2006-02-10 01:21:53 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 09:12:06 (GMT) |
| commit | 618e9ed98aed924a1fc664eb6522db4a5e927043 (patch) | |
| tree | 08ace6185b8f9709cb22a23d329def1dae622666 /include/asm-sparc64 | |
| parent | aa9143b9719c07fb6f1f6207790c9c5086ae07e7 (diff) | |
| download | linux-fsl-qoriq-618e9ed98aed924a1fc664eb6522db4a5e927043.tar.xz | |
[SPARC64]: Hypervisor TSB context switching.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64')
| -rw-r--r-- | include/asm-sparc64/mmu.h | 16 | ||||
| -rw-r--r-- | include/asm-sparc64/mmu_context.h | 10 |
2 files changed, 16 insertions, 10 deletions
diff --git a/include/asm-sparc64/mmu.h b/include/asm-sparc64/mmu.h index 55e62271..473d990 100644 --- a/include/asm-sparc64/mmu.h +++ b/include/asm-sparc64/mmu.h @@ -4,6 +4,7 @@ #include <linux/config.h> #include <asm/page.h> #include <asm/const.h> +#include <asm/hypervisor.h> /* * For the 8k pagesize kernel, use only 10 hw context bits to optimize some @@ -101,13 +102,14 @@ extern void __tsb_insert(unsigned long ent, unsigned long tag, unsigned long pte extern void tsb_flush(unsigned long ent, unsigned long tag); typedef struct { - unsigned long sparc64_ctx_val; - struct tsb *tsb; - unsigned long tsb_rss_limit; - unsigned long tsb_nentries; - unsigned long tsb_reg_val; - unsigned long tsb_map_vaddr; - unsigned long tsb_map_pte; + unsigned long sparc64_ctx_val; + struct tsb *tsb; + unsigned long tsb_rss_limit; + unsigned long tsb_nentries; + unsigned long tsb_reg_val; + unsigned long tsb_map_vaddr; + unsigned long tsb_map_pte; + struct hv_tsb_descr tsb_descr; } mm_context_t; #endif /* !__ASSEMBLY__ */ diff --git a/include/asm-sparc64/mmu_context.h b/include/asm-sparc64/mmu_context.h index 2760353..eb660b1 100644 --- a/include/asm-sparc64/mmu_context.h +++ b/include/asm-sparc64/mmu_context.h @@ -22,14 +22,18 @@ extern void get_new_mmu_context(struct mm_struct *mm); extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); extern void destroy_context(struct mm_struct *mm); -extern void __tsb_context_switch(unsigned long pgd_pa, unsigned long tsb_reg, - unsigned long tsb_vaddr, unsigned long tsb_pte); +extern void __tsb_context_switch(unsigned long pgd_pa, + unsigned long tsb_reg, + unsigned long tsb_vaddr, + unsigned long tsb_pte, + unsigned long tsb_descr_pa); static inline void tsb_context_switch(struct mm_struct *mm) { __tsb_context_switch(__pa(mm->pgd), mm->context.tsb_reg_val, mm->context.tsb_map_vaddr, - mm->context.tsb_map_pte); + mm->context.tsb_map_pte, + __pa(&mm->context.tsb_descr)); } extern void tsb_grow(struct mm_struct *mm, unsigned long mm_rss, gfp_t gfp_flags); |