linux-kernel - [RFC PATCH 20/20] famfs: Add Kconfig and Makefile plumbing

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Message-Id: <1225d42bc8756c016bb73f8a43095a384b08524a.1708709155.git.john@groves.net>
Date: Fri, 23 Feb 2024 11:42:04 -0600
From: John Groves <John@...ves.net>
To: John Groves <jgroves@...ron.com>,
	Jonathan Corbet <corbet@....net>,
	Dan Williams <dan.j.williams@...el.com>,
	Vishal Verma <vishal.l.verma@...el.com>,
	Dave Jiang <dave.jiang@...el.com>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Christian Brauner <brauner@...nel.org>,
	Jan Kara <jack@...e.cz>,
	Matthew Wilcox <willy@...radead.org>,
	linux-cxl@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	nvdimm@...ts.linux.dev
Cc: John@...ves.net,
	john@...alactic.com,
	Dave Chinner <david@...morbit.com>,
	Christoph Hellwig <hch@...radead.org>,
	dave.hansen@...ux.intel.com,
	gregory.price@...verge.com,
	John Groves <john@...ves.net>
Subject: [RFC PATCH 20/20] famfs: Add Kconfig and Makefile plumbing

Add famfs Kconfig and Makefile, and hook into fs/Kconfig and fs/Makefile

Signed-off-by: John Groves <john@...ves.net>
---
 fs/Kconfig        |  2 ++
 fs/Makefile       |  1 +
 fs/famfs/Kconfig  | 10 ++++++++++
 fs/famfs/Makefile |  5 +++++
 4 files changed, 18 insertions(+)
 create mode 100644 fs/famfs/Kconfig
 create mode 100644 fs/famfs/Makefile

diff --git a/fs/Kconfig b/fs/Kconfig
index 89fdbefd1075..8a11625a54a2 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -141,6 +141,8 @@ source "fs/autofs/Kconfig"
 source "fs/fuse/Kconfig"
 source "fs/overlayfs/Kconfig"
 
+source "fs/famfs/Kconfig"
+
 menu "Caches"
 
 source "fs/netfs/Kconfig"
diff --git a/fs/Makefile b/fs/Makefile
index c09016257f05..382c1ea4f4c3 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -130,3 +130,4 @@ obj-$(CONFIG_EFIVAR_FS)		+= efivarfs/
 obj-$(CONFIG_EROFS_FS)		+= erofs/
 obj-$(CONFIG_VBOXSF_FS)		+= vboxsf/
 obj-$(CONFIG_ZONEFS_FS)		+= zonefs/
+obj-$(CONFIG_FAMFS)             += famfs/
diff --git a/fs/famfs/Kconfig b/fs/famfs/Kconfig
new file mode 100644
index 000000000000..e450928d8912
--- /dev/null
+++ b/fs/famfs/Kconfig
@@ -0,0 +1,10 @@
+
+
+config FAMFS
+       tristate "famfs: shared memory file system"
+       depends on DEV_DAX && FS_DAX
+       help
+         Support for the famfs file system. Famfs is a dax file system that
+	 can support scale-out shared access to fabric-attached memory
+	 (e.g. CXL shared memory). Famfs is not a general purpose file system;
+	 it is an enabler for data sets in shared memory.
diff --git a/fs/famfs/Makefile b/fs/famfs/Makefile
new file mode 100644
index 000000000000..8cac90c090a4
--- /dev/null
+++ b/fs/famfs/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
+obj-$(CONFIG_FAMFS) += famfs.o
+
+famfs-y := famfs_inode.o famfs_file.o
-- 
2.43.0