Re: [PATCH 18/27] xfs: Convert to new freezing code

[Christoph Hellwig]

> +	 * We will pass freeze protection with a transaction.  So tell lockdep
> +	 * we released it.
> +	 */
> +	rwsem_release(&ioend->io_inode->i_sb->s_writers.lock_map[SB_FREEZE_FS-1],
> +		      1, _THIS_IP_);

I'll need some time to get through the whole series, but repeated use
of constructs like this really screams for a helper abstracting it out
and documenting it.

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