Re: [Qemu-block] [PATCH v3 1/5] blkdebug: Sanity check block layer guarantees

[Kevin Wolf]

Am 02.12.2016 um 20:22 hat Eric Blake geschrieben:
> Commits 04ed95f4 and 1a62d0ac updated the block layer to auto-fragment
> any I/O to fit within device boundaries. Additionally, when using a
> minimum alignment of 4k, we want to ensure the block layer does proper
> read-modify-write rather than requesting I/O on a slice of a sector.
> Let's enforce that the contract is obeyed when using blkdebug.  For
> now, blkdebug only allows alignment overrides, and just inherits other
> limits from whatever device it is wrapping, but a future patch will
> further enhance things.
> 
> Signed-off-by: Eric Blake <address@hidden>

Reviewed-by: Kevin Wolf <address@hidden>