Re: [Qemu-devel] [PATCH v2 0/6] block: Add VFIO based driver for NVMe device

[Fam Zheng <famz@redhat.com>]

On Thu, 02/23 11:50, Paolo Bonzini wrote:
> 
> 
> 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);
> 

Cool, I'll add that in v3.

Fam