Re: Recent change pmem related breaks Xen migration

2019-12-19 Thread Beata Michalska
Hi Anthony, On Thu, 19 Dec 2019 at 15:42, Anthony PERARD wrote: > > Hi, > > Commit bd108a44bc29 ("migration: ram: Switch to ram block writeback") > breaks migration on Xen. We have: > ramblock_ptr: Assertion `offset_in_ramblock(block, offset)' failed. > > I've track it down to qemu_ram_writebac

Recent change pmem related breaks Xen migration

2019-12-19 Thread Anthony PERARD
Hi, Commit bd108a44bc29 ("migration: ram: Switch to ram block writeback") breaks migration on Xen. We have: ramblock_ptr: Assertion `offset_in_ramblock(block, offset)' failed. I've track it down to qemu_ram_writeback() calling ramblock_ptr() unconditionally, even when the result will not be use