On Mon, 05/11 15:22, John Snow wrote:
>
>
> On 05/06/2015 12:52 AM, Fam Zheng wrote:
> > Unsetting dirty globally with discard is not very correct. The discard may
> > zero
> > out sectors (depending on can_write_zeroes_with_unmap), we should replicate
> > this change to destinition side to make
On 05/06/2015 12:52 AM, Fam Zheng wrote:
> Unsetting dirty globally with discard is not very correct. The discard may
> zero
> out sectors (depending on can_write_zeroes_with_unmap), we should replicate
> this change to destinition side to make sure that the guest sees the same
> data.
>
> Cal
Unsetting dirty globally with discard is not very correct. The discard may zero
out sectors (depending on can_write_zeroes_with_unmap), we should replicate
this change to destinition side to make sure that the guest sees the same data.
Calling bdrv_reset_dirty also troubles mirror job because the