Re: [Qemu-devel] [PATCH v2 17/24] block: Generalise and optimise COR serialisation

2014-01-11 Thread Max Reitz
On 13.12.2013 14:22, Kevin Wolf wrote: Change the API so that specific requests can be marked serialising. Only these requests are checked for overlaps then. This means that during a Copy on Read operation, not all requests overlapping other requests are serialised any more, but only those that

[Qemu-devel] [PATCH v2 17/24] block: Generalise and optimise COR serialisation

2013-12-13 Thread Kevin Wolf
Change the API so that specific requests can be marked serialising. Only these requests are checked for overlaps then. This means that during a Copy on Read operation, not all requests overlapping other requests are serialised any more, but only those that actually overlap with the specific COR re