Re: [PATCH V2 0/3] Supporting same fsid mounting through a compat_ro feature

["Guilherme G. Piccoli" <gpiccoli@igalia.com>]

On 03/08/2023 12:43, Guilherme G. Piccoli wrote:
> Hi all, this is the 2nd attempt of supporting same fsid mounting
> on btrfs. V1 is here:
> https://lore.kernel.org/linux-btrfs/20230504170708.787361-1-gpiccoli@igalia.com/
> 
> The mechanism used to achieve that in V2 was a mix between the suggestion
> from JohnS (spoofed fsid) and Qu (a single-dev compat_ro flag) - it is
> still based in the metadata_uuid feature, leveraging that infrastructure
> since it prevents lots of corner cases, like sysfs same-fsid crashes.
> 
> The patches are based on kernel v6.5-rc3 with Anand's metadata_uuid refactor
> part 2 on top of it [0]; the btrfs-progs patch is based on "v6.3.3".
> 
> Comments/suggestions and overall feedback is much appreciated - tnx in advance!
> Cheers,
> 
> Guilherme
> 
> 
> [0] https://lore.kernel.org/linux-btrfs/cover.1690792823.git.anand.jain@oracle.com/
> 
> 
> Guilherme G. Piccoli (3):
>   btrfs-progs: Add the single-dev feature (to both mkfs/tune)
>   btrfs: Introduce the single-dev feature
>   btrfs: Add parameter to force devices behave as single-dev ones


Hi David, friendly ping about this one - do you think we could have it
merged, or do you have suggestions to improve it maybe?

Thanks in advance and apologies for the ping!
Cheers,


Guilherme