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From: | Paolo Bonzini |
Subject: | Re: [Libguestfs] [RFC] lib: allow to specify physical/logical block size for disks |
Date: | Mon, 10 Feb 2020 20:10:27 +0100 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 |
On 10/02/20 12:43, Richard W.M. Jones wrote: > So it appears that we should just have one blocksize control (maybe > called "sectorsize"?) which sets both physical_block_size and > logical_block_size to the same value. It may also be worth enforcing > that blocksize/sectorsize must be set to 512 or 4096 (which we can > relax later if necessary). Yes, physical_sector_size is basically a hint to the OS and is of rather limited usefulness. Paolo
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