Re: [PATCH 2/3] btrfs: add support for SUPER_FLAG_CHANGING_FSID in btrfs.ko

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On Tue, Jan 09, 2018 at 09:05:42AM +0800, Anand Jain wrote:
> Userland sets SUPER_FLAG_CHANGING_FSID and resets it only when changing
> fsid is complete. Its not a good idea to mount the device anything in
> between.
> This patch doesn't add SUPER_FLAG_CHANGING_FSID into BTRFS_SUPER_FLAG_SUPP
> list, so mount would fail (along with the fix in the next patch) when
> SUPER_FLAG_CHANGING_FSID is set.
> 
> Signed-off-by: Anand Jain <anand.jain@xxxxxxxxxx>
>  cc: wqu@xxxxxxxx
> Reviewed-by: Qu Wenruo <wqu@xxxxxxxx>

Reviewed-by: David Sterba <dsterba@xxxxxxxx>
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