linux-kernel - Re: [PATCH 2/5] xfs: move the tagged perag lookup helpers to xfs

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Message-ID: <20240829034822.GA3974@lst.de>
Date: Thu, 29 Aug 2024 05:48:22 +0200
From: Christoph Hellwig <hch@....de>
To: "Darrick J. Wong" <djwong@...nel.org>
Cc: Christoph Hellwig <hch@...radead.org>, Christoph Hellwig <hch@....de>,
	Chandan Babu R <chandan.babu@...cle.com>,
	Matthew Wilcox <willy@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-xfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 2/5] xfs: move the tagged perag lookup helpers to
 xfs_icache.c

On Wed, Aug 28, 2024 at 09:10:04AM -0700, Darrick J. Wong wrote:
> > tags for garbage collection of zoned rtgs, but I'd rather build the
> > right abstraction when we get to that.  That will probably also
> > include sorting out the current mess with the ICI vs IWALK flags.
> 
> Or converting pag_ici_root to an xarray, and then we can make all of
> them use the same mark symbols. <shrug>

Maybe we could, but someone intentionally separated them out (and than
someone, not sure if the same persons were involved, was very sloppy
about the separation) so I'll need to look a bit more at the history.
And maybe think about a better way of doing this.