From: Darrick J. Wong <djwong@kernel.org>
Date: Thu, 6 Jan 2022 22:13:18 +0000 (-0800)
Subject: mkfs: add configuration files for the last few LTS kernels
X-Git-Tag: xfsprogs-5.15-fixes_2022-01-19~3
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=5fff41ae076e7aeaefaddec81c0b0f50cfa607aa;p=xfsprogs-dev.git

mkfs: add configuration files for the last few LTS kernels

Add some sample mkfs configuration files that capture the mkfs feature
defaults at the time of the release of the last four upstream LTS
kernels.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/include/builddefs.in b/include/builddefs.in
index 9d0b0800..0bb36431 100644
--- a/include/builddefs.in
+++ b/include/builddefs.in
@@ -56,6 +56,8 @@ DK_INC_DIR	= @includedir@/disk
 PKG_MAN_DIR	= @mandir@
 PKG_DOC_DIR	= @datadir@/doc/@pkg_name@
 PKG_LOCALE_DIR	= @datadir@/locale
+PKG_DATA_DIR	= @datadir@/@pkg_name@
+MKFS_CFG_DIR	= @datadir@/@pkg_name@/mkfs
 
 CC		= @cc@
 BUILD_CC	= @BUILD_CC@
diff --git a/mkfs/Makefile b/mkfs/Makefile
index 9f6a4fad..0aaf9d06 100644
--- a/mkfs/Makefile
+++ b/mkfs/Makefile
@@ -9,19 +9,27 @@ LTCOMMAND = mkfs.xfs
 
 HFILES =
 CFILES = proto.c xfs_mkfs.c
+CFGFILES = \
+	lts_4.19.conf \
+	lts_5.4.conf \
+	lts_5.10.conf \
+	lts_5.15.conf
 
 LLDLIBS += $(LIBXFS) $(LIBXCMD) $(LIBFROG) $(LIBRT) $(LIBBLKID) \
 	$(LIBUUID) $(LIBINIH) $(LIBURCU) $(LIBPTHREAD)
 LTDEPENDENCIES += $(LIBXFS) $(LIBXCMD) $(LIBFROG)
 LLDFLAGS = -static-libtool-libs
 
-default: depend $(LTCOMMAND)
+default: depend $(LTCOMMAND) $(CFGFILES)
 
 include $(BUILDRULES)
 
 install: default
 	$(INSTALL) -m 755 -d $(PKG_ROOT_SBIN_DIR)
 	$(LTINSTALL) -m 755 $(LTCOMMAND) $(PKG_ROOT_SBIN_DIR)
+	$(INSTALL) -m 755 -d $(MKFS_CFG_DIR)
+	$(INSTALL) -m 644 $(CFGFILES) $(MKFS_CFG_DIR)
+
 install-dev:
 
 -include .dep
diff --git a/mkfs/lts_4.19.conf b/mkfs/lts_4.19.conf
new file mode 100644
index 00000000..d21fcb7e
--- /dev/null
+++ b/mkfs/lts_4.19.conf
@@ -0,0 +1,13 @@
+# V5 features that were the mkfs defaults when the upstream Linux 4.19 LTS
+# kernel was released at the end of 2018.
+
+[metadata]
+bigtime=0
+crc=1
+finobt=1
+inobtcount=0
+reflink=0
+rmapbt=0
+
+[inode]
+sparse=1
diff --git a/mkfs/lts_5.10.conf b/mkfs/lts_5.10.conf
new file mode 100644
index 00000000..ac00960e
--- /dev/null
+++ b/mkfs/lts_5.10.conf
@@ -0,0 +1,13 @@
+# V5 features that were the mkfs defaults when the upstream Linux 5.10 LTS
+# kernel was released at the end of 2020.
+
+[metadata]
+bigtime=0
+crc=1
+finobt=1
+inobtcount=0
+reflink=1
+rmapbt=0
+
+[inode]
+sparse=1
diff --git a/mkfs/lts_5.15.conf b/mkfs/lts_5.15.conf
new file mode 100644
index 00000000..32082958
--- /dev/null
+++ b/mkfs/lts_5.15.conf
@@ -0,0 +1,13 @@
+# V5 features that were the mkfs defaults when the upstream Linux 5.15 LTS
+# kernel was released at the end of 2021.
+
+[metadata]
+bigtime=1
+crc=1
+finobt=1
+inobtcount=1
+reflink=1
+rmapbt=0
+
+[inode]
+sparse=1
diff --git a/mkfs/lts_5.4.conf b/mkfs/lts_5.4.conf
new file mode 100644
index 00000000..dd60b9f1
--- /dev/null
+++ b/mkfs/lts_5.4.conf
@@ -0,0 +1,13 @@
+# V5 features that were the mkfs defaults when the upstream Linux 5.4 LTS
+# kernel was released at the end of 2019.
+
+[metadata]
+bigtime=0
+crc=1
+finobt=1
+inobtcount=0
+reflink=1
+rmapbt=0
+
+[inode]
+sparse=1
diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index fcad6b55..af536a8a 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -3875,6 +3875,10 @@ main(
 			.nodalign = false,
 			.nortalign = false,
 			.bigtime = false,
+			/*
+			 * When we decide to enable a new feature by default,
+			 * please remember to update the mkfs conf files.
+			 */
 		},
 	};