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Re: [Qemu-block] [Qemu-devel] [PATCH v2 0/6] block: Add VFIO based drive
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-block] [Qemu-devel] [PATCH v2 0/6] block: Add VFIO based driver for NVMe device |
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Date: |
Thu, 23 Feb 2017 11:50:06 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 |
On 23/02/2017 11:48, Fam Zheng wrote:
>>
>> The first three patches add the driver, the others are to make qemu-img more
>> efficient with the new driver.
> Paolo, I wanted to also make ram_block_notifier_add notify existing ram
> blocks,
> so that hot plugging of nvme:// will work as expected, but I don't know how to
> write the code. Any suggestions? Or do you have a patch for that already?
I don't :) but it shouldn't be hard to do using qemu_ram_foreach_block:
typedef int (RAMBlockIterFunc)(const char *block_name, void *host_addr,
ram_addr_t offset, ram_addr_t length, void *opaque);
int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque);
Paolo
- Re: [Qemu-block] [PATCH v2 2/6] stubs: Add stubs for ram block notifier API, (continued)
- [Qemu-block] [PATCH v2 1/6] nvme: Move NVMe definitions to a separate header, Fam Zheng, 2017/02/23
- [Qemu-block] [PATCH v2 4/6] block: Introduce bdrv_dma_map and bdrv_dma_unmap, Fam Zheng, 2017/02/23
- [Qemu-block] [PATCH v2 5/6] block/nvme: Implement .bdrv_dma_map and .bdrv_dma_unmap, Fam Zheng, 2017/02/23
- [Qemu-block] [PATCH v2 3/6] block: Add VFIO based NVMe driver, Fam Zheng, 2017/02/23
- [Qemu-block] [PATCH v2 6/6] qemu-img: dma map buffers, Fam Zheng, 2017/02/23
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 0/6] block: Add VFIO based driver for NVMe device, no-reply, 2017/02/23
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 0/6] block: Add VFIO based driver for NVMe device, Fam Zheng, 2017/02/23
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 0/6] block: Add VFIO based driver for NVMe device,
Paolo Bonzini <=