Re: [Qemu-devel] [PATCH 0/3] block: Make various formats' block_status recurse again

On 25.07.19 17:55, Max Reitz wrote: > Hi, > > 69f47505ee66afaa513305de0c1895a224e52c45 changed block_status so that it > would only go down to the protocol layer if the format layer returned > BDRV_BLOCK_RECURSE, thus indicating that it has no sufficient > information whether a given range in the

[Qemu-devel] [PATCH 0/3] block: Make various formats' block_status recurse again

Hi, 69f47505ee66afaa513305de0c1895a224e52c45 changed block_status so that it would only go down to the protocol layer if the format layer returned BDRV_BLOCK_RECURSE, thus indicating that it has no sufficient information whether a given range in the image is zero or not. Generally, this is because