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Re: [PATCH 1/6] target/s390x/mmu_helper: Use address_space_rw() in place


From: David Hildenbrand
Subject: Re: [PATCH 1/6] target/s390x/mmu_helper: Use address_space_rw() in place
Date: Tue, 2 Jun 2020 09:11:04 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0

On 31.05.20 19:54, Philippe Mathieu-Daudé wrote:
> In an effort to remove the cpu_physical_memory_rw() API,
> update s390_cpu_virt_mem_rw() to use a more recent
> address_space_rw() API.
> 
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  target/s390x/mmu_helper.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c
> index 7d9f3059cd..632e8a8af4 100644
> --- a/target/s390x/mmu_helper.c
> +++ b/target/s390x/mmu_helper.c
> @@ -529,8 +529,10 @@ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, 
> uint8_t ar, void *hostbuf,
>          /* Copy data by stepping through the area page by page */
>          for (i = 0; i < nr_pages; i++) {
>              currlen = MIN(len, TARGET_PAGE_SIZE - (laddr % 
> TARGET_PAGE_SIZE));
> -            cpu_physical_memory_rw(pages[i] | (laddr & ~TARGET_PAGE_MASK),
> -                                   hostbuf, currlen, is_write);
> +            address_space_rw(CPU(cpu)->as,
> +                             pages[i] | (laddr & ~TARGET_PAGE_MASK),
> +                             MEMTXATTRS_UNSPECIFIED,
> +                             hostbuf, currlen, is_write);
>              laddr += currlen;
>              hostbuf += currlen;
>              len -= currlen;
> 

Reviewed-by: David Hildenbrand <david@redhat.com>

-- 
Thanks,

David / dhildenb




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