linux-kernel - Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG

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Message-ID: <6840b50cb29bd_24911007e@dwillia2-xfh.jf.intel.com.notmuch>
Date: Wed, 4 Jun 2025 14:05:16 -0700
From: Dan Williams <dan.j.williams@...el.com>
To: Alistair Popple <apopple@...dia.com>, <linux-mm@...ck.org>
CC: Alistair Popple <apopple@...dia.com>, <gerald.schaefer@...ux.ibm.com>,
	<dan.j.williams@...el.com>, <jgg@...pe.ca>, <willy@...radead.org>,
	<david@...hat.com>, <linux-kernel@...r.kernel.org>, <nvdimm@...ts.linux.dev>,
	<linux-fsdevel@...r.kernel.org>, <linux-ext4@...r.kernel.org>,
	<linux-xfs@...r.kernel.org>, <jhubbard@...dia.com>, <hch@....de>,
	<zhang.lyra@...il.com>, <debug@...osinc.com>, <bjorn@...nel.org>,
	<balbirs@...dia.com>, <lorenzo.stoakes@...cle.com>,
	<linux-arm-kernel@...ts.infradead.org>, <loongarch@...ts.linux.dev>,
	<linuxppc-dev@...ts.ozlabs.org>, <linux-riscv@...ts.infradead.org>,
	<linux-cxl@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
	<John@...ves.net>
Subject: Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST

Alistair Popple wrote:
> The PFN_MAP flag is no longer used for anything, so remove it. The
> PFN_SG_CHAIN and PFN_SG_LAST flags never appear to have been used so
> also remove them.
> 
> Signed-off-by: Alistair Popple <apopple@...dia.com>
> Reviewed-by: Christoph Hellwig <hch@....de>

Looks good and I see PFN_DEV goes later in the series:

Reviewed-by: Dan Williams <dan.j.williams@...el.com>