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Date: Tue, 2 Sep 2025 07:41:27 +0200
From: hch <hch@lst.de>
To: Hans Holmberg <Hans.Holmberg@wdc.com>
Cc: "linux-xfs@vger.kernel.org" <linux-xfs@vger.kernel.org>,
	Carlos Maiolino <cem@kernel.org>,
	Dave Chinner <david@fromorbit.com>,
	"Darrick J . Wong" <djwong@kernel.org>, hch <hch@lst.de>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/3] xfs: refactor hint based zone allocation
Message-ID: <20250902054127.GB11431@lst.de>
References: <20250901105128.14987-1-hans.holmberg@wdc.com> <20250901105128.14987-3-hans.holmberg@wdc.com>
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User-Agent: Mutt/1.5.17 (2007-11-01)

On Mon, Sep 01, 2025 at 10:52:05AM +0000, Hans Holmberg wrote:
> Replace the co-location code with a matrix that makes it more clear
> on how the decisions are made.
> 
> The matrix contains scores for zone/file hint combinations. A "GOOD"
> score for an open zone will result in immediate co-location while "OK"
> combinations will only be picked if we cannot open a new zone.

Looks good:

Reviewed-by: Christoph Hellwig <hch@lst.de>