From: Darrick J. Wong <djwong@kernel.org>
Date: Tue, 9 Dec 2025 16:16:24 +0000 (-0800)
Subject: mkfs: add 2025 LTS config file
X-Git-Tag: v6.18.0~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe1591e7d03c3a3ede60df079936b9002fa314dd;p=thirdparty%2Fxfsprogs-dev.git

mkfs: add 2025 LTS config file

Add a new configuration file with the defaults as of 6.18 LTS.

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

diff --git a/mkfs/Makefile b/mkfs/Makefile
index 04905bd5..fb147332 100644
--- a/mkfs/Makefile
+++ b/mkfs/Makefile
@@ -18,7 +18,8 @@ CFGFILES = \
 	lts_5.15.conf \
 	lts_6.1.conf \
 	lts_6.6.conf \
-	lts_6.12.conf
+	lts_6.12.conf \
+	lts_6.18.conf
 
 LLDLIBS += $(LIBXFS) $(LIBXCMD) $(LIBFROG) $(LIBRT) $(LIBBLKID) \
 	$(LIBUUID) $(LIBINIH) $(LIBURCU) $(LIBPTHREAD)
diff --git a/mkfs/lts_6.18.conf b/mkfs/lts_6.18.conf
new file mode 100644
index 00000000..2dbec51e
--- /dev/null
+++ b/mkfs/lts_6.18.conf
@@ -0,0 +1,19 @@
+# V5 features that were the mkfs defaults when the upstream Linux 6.18 LTS
+# kernel was released at the end of 2025.
+
+[metadata]
+bigtime=1
+crc=1
+finobt=1
+inobtcount=1
+metadir=0
+reflink=1
+rmapbt=1
+
+[inode]
+sparse=1
+nrext64=1
+exchange=1
+
+[naming]
+parent=1