linux-kernel - Re: [PATCH v6 17/26] memremap: Add is_devdax_page() and is_fsdax

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Message-ID: <6785c683ef691_20fa294dd@dwillia2-xfh.jf.intel.com.notmuch>
Date: Mon, 13 Jan 2025 18:05:56 -0800
From: Dan Williams <dan.j.williams@...el.com>
To: Alistair Popple <apopple@...dia.com>, <akpm@...ux-foundation.org>,
	<dan.j.williams@...el.com>, <linux-mm@...ck.org>
CC: <alison.schofield@...el.com>, Alistair Popple <apopple@...dia.com>,
	<lina@...hilina.net>, <zhang.lyra@...il.com>,
	<gerald.schaefer@...ux.ibm.com>, <vishal.l.verma@...el.com>,
	<dave.jiang@...el.com>, <logang@...tatee.com>, <bhelgaas@...gle.com>,
	<jack@...e.cz>, <jgg@...pe.ca>, <catalin.marinas@....com>, <will@...nel.org>,
	<mpe@...erman.id.au>, <npiggin@...il.com>, <dave.hansen@...ux.intel.com>,
	<ira.weiny@...el.com>, <willy@...radead.org>, <djwong@...nel.org>,
	<tytso@....edu>, <linmiaohe@...wei.com>, <david@...hat.com>,
	<peterx@...hat.com>, <linux-doc@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linuxppc-dev@...ts.ozlabs.org>, <nvdimm@...ts.linux.dev>,
	<linux-cxl@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>,
	<linux-ext4@...r.kernel.org>, <linux-xfs@...r.kernel.org>,
	<jhubbard@...dia.com>, <hch@....de>, <david@...morbit.com>,
	<chenhuacai@...nel.org>, <kernel@...0n.name>, <loongarch@...ts.linux.dev>
Subject: Re: [PATCH v6 17/26] memremap: Add is_devdax_page() and
 is_fsdax_page() helpers

Alistair Popple wrote:
> Add helpers to determine if a page or folio is a devdax or fsdax page
> or folio.
> 
> Signed-off-by: Alistair Popple <apopple@...dia.com>
> Acked-by: David Hildenbrand <david@...hat.com>
> 
> ---
> 
> Changes for v5:
>  - Renamed is_device_dax_page() to is_devdax_page() for consistency.
> ---
>  include/linux/memremap.h | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)

Patch does what it says on the tin, but I am not a fan patches this
tiny. Fold it in with the first user.