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Re: [Qemu-devel] [PATCH 01/14] Generic DMA memory access interface
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 01/14] Generic DMA memory access interface |
Date: |
Thu, 02 Jun 2011 12:28:53 -0700 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc15 Thunderbird/3.1.10 |
On 06/02/2011 10:35 AM, Eduard - Gabriel Munteanu wrote:
> My latest patches seem to have fixed that:
>
> + if (plen < *len) {
> + *len = plen;
> + }
> +
> + buf = cpu_physical_memory_map(paddr, len, is_write);
No, len is (or was in previous patches) dma_addr_t which
is not the same as target_phys_addr_t.
Which is why plen was used before, because it was the
right type.
r~
[Qemu-devel] [PATCH 10/14] lsi53c895a: use the DMA memory access interface, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 09/14] e1000: use the DMA memory access interface, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 08/14] es1370: use the DMA memory access interface, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 05/14] rtl8139: use the DMA memory access interface, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 07/14] ac97: use the DMA memory access interface, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 03/14] AMD IOMMU emulation, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 11/14] pcnet: use the DMA memory access interface, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 14/14] Make spapr tces use generic dma layer, David Gibson, 2011/06/02
[Qemu-devel] [PATCH 12/14] usb-uhci: use the DMA memory access interface, David Gibson, 2011/06/02