Am 16.02.2022 um 11:53 hat Hanna Reitz geschrieben: > Hi, > > v1 with detailed reasoning: > https://lists.nongnu.org/archive/html/qemu-block/2022-02/msg00508.html > > This series makes bdrv_refresh_limits() non-recursive so that it is > sufficient for callers to ensure that the node on which they call it > will not receive concurrent I/O requests (instead of ensuring the same > for the whole subtree). > > We need to ensure such I/O does not happen because bdrv_refresh_limits() > is not atomic and will produce intermediate invalid values, which will > break concurrent I/O requests that read these values.
Thanks, applied to the block branch. Kevin
