Re: [PATCH v2] btrfs: drop uuid_mutex in btrfs_free_extra_devids()

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On Tue, May 22, 2018 at 05:29:29PM +0800, Anand Jain wrote:
> btrfs_free_extra_devids() frees the orphan fsid::devid with in
> btrfs_fs_devices::devices, so we dont need uuid_mutex, instead hold the
> btrfs_fs_devices::device_list_mutex.

This still lacks the reason why, the text merely repeats what the code
change does.
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