From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0051B4F7960; Thu, 8 Jan 2026 12:36:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767875806; cv=none; b=nkCHHfStTrSMS282aWpRja25+5p9Be+9AOz6XF7kjXG0c7+nCV4XrryJZY53xf0XAt/grZamzGvZceZGHXDUX7KIAagdEmxxYM+VoKYnOR1yTP6IJ6mkM3NWpW970POfhrczNWh4ugy9zUwszzCl9CAPEE0pKqEQOcoHoi3hmuo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767875806; c=relaxed/simple; bh=z6+q860qTZZ4J4xm1/w1OkocGu91imgffXA3+CygH8c=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=CURtnB+ftkc/sOQ+7hQSozMZ3cv5L7xRrY+2ZU4vCVYG3x346Z23qBuvhQzoXLldwV3yE3huAYO5DqtzW2EGc4hIzlNFmrj+5+oNTmJJxXlQ7js2UAZ6gFBPpjPS6tksMdkJzqOuVN0E/+FFAH1f86pjyJPwQ1D8f8sV+7EWWTs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.224.107]) by frasgout.his.huawei.com (SkyGuard) with ESMTPS id 4dn4CP55przHnGhV; Thu, 8 Jan 2026 20:36:33 +0800 (CST) Received: from dubpeml100005.china.huawei.com (unknown [7.214.146.113]) by mail.maildlp.com (Postfix) with ESMTPS id C991440571; Thu, 8 Jan 2026 20:36:41 +0800 (CST) Received: from localhost (10.203.177.15) by dubpeml100005.china.huawei.com (7.214.146.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.36; Thu, 8 Jan 2026 12:36:40 +0000 Date: Thu, 8 Jan 2026 12:36:38 +0000 From: Jonathan Cameron To: John Groves CC: Miklos Szeredi , Dan Williams , Bernd Schubert , "Alison Schofield" , John Groves , Jonathan Corbet , Vishal Verma , Dave Jiang , Matthew Wilcox , Jan Kara , Alexander Viro , "David Hildenbrand" , Christian Brauner , "Darrick J . Wong" , Randy Dunlap , Jeff Layton , Amir Goldstein , Stefan Hajnoczi , Joanne Koong , Josef Bacik , Bagas Sanjaya , Chen Linxuan , "James Morse" , Fuad Tabba , "Sean Christopherson" , Shivank Garg , Ackerley Tng , Gregory Price , Aravind Ramesh , Ajay Joshi , , , , , , Subject: Re: [PATCH V3 10/21] famfs_fuse: Kconfig Message-ID: <20260108123638.0000442e@huawei.com> In-Reply-To: <20260107153332.64727-11-john@groves.net> References: <20260107153244.64703-1-john@groves.net> <20260107153332.64727-1-john@groves.net> <20260107153332.64727-11-john@groves.net> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml500012.china.huawei.com (7.191.174.4) To dubpeml100005.china.huawei.com (7.214.146.113) On Wed, 7 Jan 2026 09:33:19 -0600 John Groves wrote: > Add FUSE_FAMFS_DAX config parameter, to control compilation of famfs > within fuse. > > Signed-off-by: John Groves A separate commit for this doesn't obviously add anything over combining it with first place the CONFIG_xxx is used. Maybe it's a convention for fs/fuse though. If it is ignore me. > --- > fs/fuse/Kconfig | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/fs/fuse/Kconfig b/fs/fuse/Kconfig > index 3a4ae632c94a..3b6d3121fe40 100644 > --- a/fs/fuse/Kconfig > +++ b/fs/fuse/Kconfig > @@ -76,3 +76,17 @@ config FUSE_IO_URING > > If you want to allow fuse server/client communication through io-uring, > answer Y > + > +config FUSE_FAMFS_DAX > + bool "FUSE support for fs-dax filesystems backed by devdax" > + depends on FUSE_FS > + depends on DEV_DAX > + default FUSE_FS > + select DEV_DAX_FS > + help > + This enables the fabric-attached memory file system (famfs), > + which enables formatting devdax memory as a file system. Famfs > + is primarily intended for scale-out shared access to > + disaggregated memory. > + > + To enable famfs or other fuse/fs-dax file systems, answer Y