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From: David Hildenbrand <david@redhat.com>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	"Aleksandar Rikalo" <aleksandar.rikalo@syrmia.com>,
	"Cornelia Huck" <cohuck@redhat.com>,
	"Beniamino Galvani" <b.galvani@gmail.com>,
	qemu-s390x@nongnu.org, qemu-arm@nongnu.org,
	"Hervé Poussineau" <hpoussin@reactos.org>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Richard Henderson" <rth@twiddle.net>
Subject: Re: [PATCH 1/6] target/s390x/mmu_helper: Use address_space_rw() in place
Date: Tue, 2 Jun 2020 09:11:04 +0200	[thread overview]
Message-ID: <9c368f03-f65a-6932-1145-c28a4700673f@redhat.com> (raw)
In-Reply-To: <20200531175425.10329-2-f4bug@amsat.org>

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



  reply	other threads:[~2020-06-02  7:12 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-31 17:54 [PATCH 0/6] exec/memory: Rework some address and access size limits Philippe Mathieu-Daudé
2020-05-31 17:54 ` [PATCH 1/6] target/s390x/mmu_helper: Use address_space_rw() in place Philippe Mathieu-Daudé
2020-06-02  7:11   ` David Hildenbrand [this message]
2020-05-31 17:54 ` [PATCH 2/6] hw/dma/rc4030: Use DMA address space to do DMA accesses Philippe Mathieu-Daudé
2020-05-31 17:54 ` [PATCH 3/6] hw/sd/allwinner-sdhost: Do DMA accesses via DMA address space Philippe Mathieu-Daudé
2020-05-31 19:31   ` Philippe Mathieu-Daudé
2020-05-31 17:54 ` [PATCH 4/6] exec/cpu-common: Do not restrict CPU to 32-bit memory access maximum Philippe Mathieu-Daudé
2020-05-31 19:41   ` Peter Maydell
2020-06-01  7:30     ` Philippe Mathieu-Daudé
2020-05-31 17:54 ` [PATCH 5/6] exec: Restrict 32-bit CPUs to 32-bit address space Philippe Mathieu-Daudé
2020-05-31 19:09   ` Peter Maydell
2020-06-01  8:09     ` Philippe Mathieu-Daudé
2020-06-01 10:45       ` Peter Maydell
2020-06-02  0:01       ` Richard Henderson
2020-05-31 17:54 ` [RFC PATCH 6/6] memory: Use CPU register size as default access_size_max Philippe Mathieu-Daudé
2020-05-31 19:14   ` Peter Maydell
2020-06-01  8:13     ` Philippe Mathieu-Daudé
2020-05-31 18:31 ` [PATCH 0/6] exec/memory: Rework some address and access size limits no-reply

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