From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f44.google.com (mail-ot1-f44.google.com [209.85.210.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0F8F12F5324 for ; Thu, 3 Jul 2025 18:51:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751568665; cv=none; b=S6VhNT3ElzWz5y+ZeMlsUI5uDClV87IvAMRh9CyghpsgIUbls0Fg0XtR3mrSgHjomd7eLXX/Bl2yK942Jy4IskjC11iPpioNQ8y5+fJviZH0K/a/pT/oREtELvhkVaqpBst7YaXjyePCuzdYY8LQeAlUlOfMiBFfgzWmmFNrDy4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751568665; c=relaxed/simple; bh=kGGXBghV4lzKmeRVN+j+pfeJiQeXOVHeL7W4dyeFZvE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=ZdG9j/3d+EdoOXlQ513uRUpfizGav7USvWECAAdFzQxzlQkCU0Yx8HtN+Rx3RAyR/9Yu8CLv4eMvURaM3NunNgVFDMgzQbRRgqwAWU4m/vAxDFq6DEly7G1B4fGGGg048qjl1c36L8evz5K00Dmki2TN5TeXP+ELV4CwPjloidM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=Groves.net; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=cIXMDYQy; arc=none smtp.client-ip=209.85.210.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=Groves.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cIXMDYQy" Received: by mail-ot1-f44.google.com with SMTP id 46e09a7af769-735b2699d5dso153400a34.0 for ; Thu, 03 Jul 2025 11:51:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1751568663; x=1752173463; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:from:to:cc:subject:date :message-id:reply-to; bh=b/+tFl2/Decgi2IQHespB0RF7ZlGK7hVUQHMC/s+Z0A=; b=cIXMDYQykRBDSuHShwTfH3i74VkDMkyYoVzskswUe08NqXJIWkRzNIhSy8UuWx5Qhm RnCEXI6R3yoCog9lzsmMaWPkWOd96bVy1LMEM2hP5WYs8H0MvmrLgCrx120bw0AUYjDH pNK+rQf/qr85qWRRCdCSLRThkjzoYDbwPU8GIIctrARfuwnMGGBOy250e4TphmNr5uvm 86FvQ9D+xZI02mLAqg8vND+uxrXszcujhFRGgfva/aNgDnJFA3ogWrozOtv0376+3tmA m7TaH66IbkFln6Mb4xe9P9CuSq/wKXrFdsMVtFgD4B3pdYcik5MxXhWqbN3B+YxZk9Gt dRUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751568663; x=1752173463; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=b/+tFl2/Decgi2IQHespB0RF7ZlGK7hVUQHMC/s+Z0A=; b=Y9nH6PLKyzSh3lSf263SxAp8KKLQ1lhMyWkWvFOORBfUW0QDWv98N71/75CvuYAtJs eplx9Rom5gcqccQGC+BhN4VbqGVPrWs4Al5mEKkp7tm0cZN5D98IKuA+dhU2zYZkxG4z jgwf3L3/tiz0A8SlbNXsFVlg08ydEc6LDPeD+vAaF4wkrpj4mguDfCVKJ7RV5TG7Swia Ua5Il8Xxo7kzIWTtpm2MXKQPrN9xng5FOqbzjzgrujxQTUmtAVmg4ZNa9oij0HodN3uU amgjGRhVjM2MC02YA2NdqtcRbPdVOs4PTwIlOpq/mNEEOD74RUmuz76GVgqTYfCvgmLe HNMw== X-Forwarded-Encrypted: i=1; AJvYcCVZlBh5HiWHUc+SyqMly2PCWCM3ExNCJWF3BL8hvsZSfbrgPHqhfF47t9bPypXq/lApkr4ipoU=@lists.linux.dev X-Gm-Message-State: AOJu0YyTZNIMBceD5DHKvkvwfzRuHWBLS+Wqjws77JGqsLyx+vbkyok0 BqKC/ux8cjHV+bDKuKZYRSUp9fkoG8WbG2tSUFd0WZwuy6MbvhXAMB4D X-Gm-Gg: ASbGnctd0KxbjDs7QAMaRipVA2qIBjkoN7dkU6Q/QgzRC62H8GAblBopT7mdlBdjSbp 4hCM0cJy4VHPd2B6YxdKO6uP1t0+bFBlLy6mlrIOo9FqXE0LVgNDxV2Ga1NiFTfPBndGDq8MUdo 98tIv+WFeUY19rs9zJPG2/+LAd9ZqlcdzSvMroCMSWC5HUKhWzRf42EqtQAXrplUgbBObRLE4Hu 2xEQQ2mwjPQpD+lUhSqy0LcNIEz4PVlUKPjoGjgjpYbbTvJFtoowGOFlrIsFGhy6ebdkLB4oXpM xOeDk5NBl6swXJcGP9Uvi2SXtvUkcMOGr/zBkB9s5ggxzLc4NU5oqKTysg0c2VusLfqnGIeD0UU 85+ly2y8/B4xmkA== X-Google-Smtp-Source: AGHT+IGO7sODaaFj8dS4msIF49YLoYQDdi+gB7SnaLJLRU0NcABvpJXyxo3DQ89xtl0K0dJU2j4aYw== X-Received: by 2002:a05:6830:630d:b0:73a:6904:1b45 with SMTP id 46e09a7af769-73b4c9c704bmr7359023a34.8.1751568662976; Thu, 03 Jul 2025 11:51:02 -0700 (PDT) Received: from localhost.localdomain ([2603:8080:1500:3d89:cd4:2776:8c4a:3597]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-73c9f90d1ccsm68195a34.44.2025.07.03.11.51.00 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 03 Jul 2025 11:51:01 -0700 (PDT) Sender: John Groves From: John Groves X-Google-Original-From: John Groves To: John Groves , Dan Williams , Miklos Szeredi , Bernd Schubert Cc: John Groves , Jonathan Corbet , Vishal Verma , Dave Jiang , Matthew Wilcox , Jan Kara , Alexander Viro , Christian Brauner , "Darrick J . Wong" , Randy Dunlap , Jeff Layton , Kent Overstreet , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, nvdimm@lists.linux.dev, linux-cxl@vger.kernel.org, linux-fsdevel@vger.kernel.org, Amir Goldstein , Jonathan Cameron , Stefan Hajnoczi , Joanne Koong , Josef Bacik , Aravind Ramesh , Ajay Joshi , John Groves Subject: [RFC V2 08/18] famfs_fuse: Kconfig Date: Thu, 3 Jul 2025 13:50:22 -0500 Message-Id: <20250703185032.46568-9-john@groves.net> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20250703185032.46568-1-john@groves.net> References: <20250703185032.46568-1-john@groves.net> Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add FUSE_FAMFS_DAX config parameter, to control compilation of famfs within fuse. Signed-off-by: John Groves --- fs/fuse/Kconfig | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/fs/fuse/Kconfig b/fs/fuse/Kconfig index ca215a3cba3e..e6d554f2a21c 100644 --- a/fs/fuse/Kconfig +++ b/fs/fuse/Kconfig @@ -75,3 +75,16 @@ 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 + default FUSE_FS + select DEV_DAX_IOMAP + 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 -- 2.49.0