Re: [Qemu-devel] [Qemu-block] [PATCH] qcow2: Stop overwriting compressed clusters one by one

2019-09-12 Thread Kevin Wolf
Am 12.09.2019 um 09:25 hat Alberto Garcia geschrieben: > On Thu 12 Sep 2019 01:33:05 AM CEST, John Snow wrote: > >> This restriction comes from commit 095a9c58ce12afeeb90c2 from 2018. > > > > You accidentally typed a reasonably modern date. It's from *2008*! > > Oh my, and I reviewed the message

Re: [Qemu-devel] [Qemu-block] [PATCH] qcow2: Stop overwriting compressed clusters one by one

2019-09-12 Thread Alberto Garcia
On Thu 12 Sep 2019 01:33:05 AM CEST, John Snow wrote: >> This restriction comes from commit 095a9c58ce12afeeb90c2 from 2018. > > You accidentally typed a reasonably modern date. It's from *2008*! Oh my, and I reviewed the message 3 times ... if this one gets committed please correct the date.

Re: [Qemu-devel] [Qemu-block] [PATCH] qcow2: Stop overwriting compressed clusters one by one

2019-09-11 Thread John Snow
On 9/11/19 11:16 AM, Alberto Garcia wrote: > handle_alloc() tries to find as many contiguous clusters that need > copy-on-write as possible in order to allocate all of them at the same > time. > > However, compressed clusters are only overwritten one by one, so let's > say that we have an