Re: [PATCH 13/17] 4level support for sh

[Paul Mundt]

On Mon, Oct 25, 2004 at 09:23:50AM +0200, Andreas Kleen wrote:
> 4level support for sh
> 
> Converted, but doesn't compile for other reasons
> 
> Signed-off-by: Andi Kleen <ak@xxxxxxx>
> 
I'll see about fixing up the build. On another note, it looks like these
got grouped in accidentally:

> diff -urpN -X ../KDIFX linux-2.6.10rc1/drivers/macintosh/via-pmu.c linux-2.6.10rc1-4level/drivers/macintosh/via-pmu.c
> --- linux-2.6.10rc1/drivers/macintosh/via-pmu.c	2004-10-19 01:55:14.000000000 +0200
> +++ linux-2.6.10rc1-4level/drivers/macintosh/via-pmu.c	2004-10-25 04:48:10.000000000 +0200
> @@ -2504,7 +2504,7 @@ powerbook_sleep_grackle(void)
>   		_set_L2CR(save_l2cr);
>  	
>  	/* Restore userland MMU context */
> -	set_context(current->active_mm->context, current->active_mm->pgd);
> +	set_context(current->active_mm->context, (pml4_t *)current->active_mm->pml4);
>  
>  	/* Power things up */
>  	pmu_unlock();
> @@ -2604,7 +2604,7 @@ powerbook_sleep_Core99(void)
>   		_set_L3CR(save_l3cr);
>  	
>  	/* Restore userland MMU context */
> -	set_context(current->active_mm->context, current->active_mm->pgd);
> +	set_context(current->active_mm->context, (pgd_t *)current->active_mm->pml4);
>  
>  	/* Tell PMU we are ready */
>  	pmu_unlock();
> diff -urpN -X ../KDIFX linux-2.6.10rc1/include/asm-parisc/cacheflush.h linux-2.6.10rc1-4level/include/asm-parisc/cacheflush.h
> --- linux-2.6.10rc1/include/asm-parisc/cacheflush.h	2004-10-19 01:55:33.000000000 +0200
> +++ linux-2.6.10rc1-4level/include/asm-parisc/cacheflush.h	2004-10-25 04:48:10.000000000 +0200
> @@ -113,7 +113,7 @@ static inline void flush_cache_range(str
>  static inline pte_t *__translation_exists(struct mm_struct *mm,
>  					  unsigned long addr)
>  {
> -	pgd_t *pgd = pgd_offset(mm, addr);
> +	pgd_t *pgd = pml4_pgd_offset(pml4_offset(mm, addr), addr);
>  	pmd_t *pmd;
>  	pte_t *pte;
>  
> @@ -155,7 +155,7 @@ flush_user_cache_page_non_current(struct
>  	preempt_disable();
>  
>  	/* make us current */
> -	mtctl(__pa(vma->vm_mm->pgd), 25);
> +	mtctl(__pa(vma->vm_mm->pml4), 25);
>  	mtsp(vma->vm_mm->context, 3);
>  
>  	flush_user_dcache_page(vmaddr);
> diff -urpN -X ../KDIFX linux-2.6.10rc1/include/asm-s390/tlbflush.h linux-2.6.10rc1-4level/include/asm-s390/tlbflush.h
> --- linux-2.6.10rc1/include/asm-s390/tlbflush.h	2004-03-21 21:11:56.000000000 +0100
> +++ linux-2.6.10rc1-4level/include/asm-s390/tlbflush.h	2004-10-25 04:48:10.000000000 +0200
> @@ -105,7 +105,7 @@ static inline void __flush_tlb_mm(struct
>  	if (MACHINE_HAS_IDTE) {
>  		asm volatile (".insn rrf,0xb98e0000,0,%0,%1,0"
>  			      : : "a" (2048),
> -			      "a" (__pa(mm->pgd)&PAGE_MASK) : "cc" );
> +			      "a" (__pa(mm->pml4)&PAGE_MASK) : "cc" );
>  		return;
>  	}
>  	preempt_disable();

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