Re: [Qemu-block] [PATCH v3 2/5] block/dirty-bitmaps: fix merge permissions

2018-09-26 Thread Vladimir Sementsov-Ogievskiy
26.09.2018 14:55, Vladimir Sementsov-Ogievskiy wrote: 26.09.2018 02:49, John Snow wrote: We wish to prohibit merging to read-only bitmaps and frozen bitmaps, but "disabled" bitmaps only preclude their recording of live, new information. It does not prohibit them from manual writes at the behest

Re: [Qemu-block] [PATCH v3 2/5] block/dirty-bitmaps: fix merge permissions

2018-09-26 Thread Vladimir Sementsov-Ogievskiy
26.09.2018 02:49, John Snow wrote: We wish to prohibit merging to read-only bitmaps and frozen bitmaps, but "disabled" bitmaps only preclude their recording of live, new information. It does not prohibit them from manual writes at the behest of the user, as is the case for merge operations. Allo

[Qemu-block] [PATCH v3 2/5] block/dirty-bitmaps: fix merge permissions

2018-09-25 Thread John Snow
We wish to prohibit merging to read-only bitmaps and frozen bitmaps, but "disabled" bitmaps only preclude their recording of live, new information. It does not prohibit them from manual writes at the behest of the user, as is the case for merge operations. Allow the merge to "disabled" bitmaps, an