On 4/10/24 10:52, Qu Wenruo wrote: > For 4K sector size 64K page size btrfs, it needs several kernel patches > to proper fix it. > (https://github.com/adam900710/linux/tree/subpage_read) > > > The above case only shows the 4K sector size case (the new default of > mkfs.btrfs, no matter page size now). > > For 64K sectorsize with 64K page size case, you need to specify the "-s > 64K" mkfs option, apply the patch, only after that the test can pass: Ah, you have to specify an environment variable, because fstests wipes the filesystem every time. I knew I must have been doing something wrong. Yes, with this change it works for me. Reviewed-by: Mark Harmstone <maharmstone@xxxxxx>