Re: [Qemu-block] [PATCH v8 7/7] block/backup: use backup-top instead of write notifiers

2019-06-14 Thread Vladimir Sementsov-Ogievskiy
13.06.2019 21:02, Max Reitz wrote: > On 29.05.19 17:46, Vladimir Sementsov-Ogievskiy wrote: >> Drop write notifiers and use filter node instead. Changes: >> >> 1. copy-before-writes now handled by filter node, so, drop all >> is_write_notifier arguments. >> >> 2. we don't have intersecting

Re: [Qemu-block] [PATCH v8 7/7] block/backup: use backup-top instead of write notifiers

2019-06-13 Thread Max Reitz
On 29.05.19 17:46, Vladimir Sementsov-Ogievskiy wrote: > Drop write notifiers and use filter node instead. Changes: > > 1. copy-before-writes now handled by filter node, so, drop all >is_write_notifier arguments. > > 2. we don't have intersecting requests, so their handling is dropped. >

[Qemu-block] [PATCH v8 7/7] block/backup: use backup-top instead of write notifiers

2019-05-29 Thread Vladimir Sementsov-Ogievskiy
Drop write notifiers and use filter node instead. Changes: 1. copy-before-writes now handled by filter node, so, drop all is_write_notifier arguments. 2. we don't have intersecting requests, so their handling is dropped. Instead, synchronization works as follows: when backup or backup-top