linux-ext4 - Re: [PATCH 03/12] fs/dax: Refactor wait for dax idle page

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Message-ID: <66ef6c4d9e855_1099829454@dwillia2-mobl3.amr.corp.intel.com.notmuch>
Date: Sun, 22 Sep 2024 03:01:01 +0200
From: Dan Williams <dan.j.williams@...el.com>
To: Alistair Popple <apopple@...dia.com>, <dan.j.williams@...el.com>,
	<linux-mm@...ck.org>
CC: Alistair Popple <apopple@...dia.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>
Subject: Re: [PATCH 03/12] fs/dax: Refactor wait for dax idle page

Alistair Popple wrote:
> A FS DAX page is considered idle when its refcount drops to one. This
> is currently open-coded in all file systems supporting FS DAX. Move
> the idle detection to a common function to make future changes easier.
> 
> Signed-off-by: Alistair Popple <apopple@...dia.com>
> Reviewed-by: Jan Kara <jack@...e.cz>
> Reviewed-by: Christoph Hellwig <hch@....de>

Looks good to me:

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