+AC_DEFUN([LDISKFS_LINUX_SERIES], [
+AC_MSG_CHECKING([which ldiskfs series to use])
+case x$LDISKFS_SERIES in
+ x) # not set
+ ;;
+ *.series) # set externally
+ ;;
+ *) LDISKFS_SERIES=
+esac
+AS_IF([test -z "$LDISKFS_SERIES"], [
+AS_IF([test x$RHEL_KERNEL = xyes], [
+ case $RHEL_RELEASE_NO in
+ 83) LDISKFS_SERIES="4.18-rhel8.3.series" ;;
+ 82) LDISKFS_SERIES="4.18-rhel8.2.series" ;;
+ 81) LDISKFS_SERIES="4.18-rhel8.1.series" ;;
+ 80) LDISKFS_SERIES="4.18-rhel8.series" ;;
+ 79) LDISKFS_SERIES="3.10-rhel7.9.series" ;;
+ 78) LDISKFS_SERIES="3.10-rhel7.8.series" ;;
+ 77) LDISKFS_SERIES="3.10-rhel7.7.series" ;;
+ 76) LDISKFS_SERIES="3.10-rhel7.6.series" ;;
+ esac
+], [test x$SUSE_KERNEL = xyes], [
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.3.18],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[4.12.14],[], [], [
+ suse_conf=$LINUX_OBJ/include/generated/uapi/linux/suse_version.h
+ suse_vers=$(awk '[$]2 == "SUSE_VERSION" {print [$]3 }' $suse_conf)
+ suse_patchlevel=$(awk '[$]2 == "SUSE_PATCHLEVEL" {print [$]3 }' $suse_conf)
+ echo "$suse_conf $suse_vers $suse_patchlevel ${suse_vers}sp$suse_patchlevel" >> /tmp/log-nb
+ case ${suse_vers}sp$suse_patchlevel in # (
+ 15sp0 ) LDISKFS_SERIES="4.12-sles15.series"
+ if test ! -f $LINUX/arch/x86/kernel/cpu/hygon.c ; then
+ # This file was added shortly after -150.22 so
+ # this must be 150.22 or earlier
+ LDISKFS_SERIES="4.12-sles15-22.series"
+ fi
+ ;; # (
+ 15sp1 ) LDISKFS_SERIES="4.12-sles15sp1.series"
+ if test ! -f $LINUX/arch/x86/kernel/cpu/umwait.c ; then
+ # This file was added after -197.7 so
+ # this must be -197.7 or earlier
+ LDISKFS_SERIES="4.12-sles15sp1-7.series"
+ fi
+ ;;
+ esac
+ ]
+ )], [LDISKFS_SERIES="5.4.21-ml.series"],
+ [LDISKFS_SERIES="5.4.21-ml.series"])
+], [test x$UBUNTU_KERNEL = xyes], [
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.4.0],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.0.0],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[4.15.0],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[4.4.0], [],
+ [
+ KPLEV=$(echo $LINUXRELEASE | sed -n 's/.*-\([0-9]\+\).*/\1/p')
+ AS_IF(
+ [test -z "$KPLEV"], [
+ AC_MSG_WARN([Failed to determine Kernel patch level. Assume latest.])
+ LDISKFS_SERIES="4.4.0-73-ubuntu14+16.series"
+ ],
+ [test $KPLEV -ge 73], [LDISKFS_SERIES="4.4.0-73-ubuntu14+16.series"],
+ [test $KPLEV -ge 62], [LDISKFS_SERIES="4.4.0-62-ubuntu14+16.series"],
+ [test $KPLEV -ge 49], [LDISKFS_SERIES="4.4.0-49-ubuntu14+16.series"],
+ [LDISKFS_SERIES="4.4.0-45-ubuntu14+16.series"]
+ )
+ ],
+ [LDISKFS_SERIES="4.4.0-73-ubuntu14+16.series"])],
+ [
+ KPLEV=$(echo $LINUXRELEASE | sed -n 's/.*-\([0-9]\+\).*/\1/p')
+ AS_IF(
+ [test -z "$KPLEV"], [
+ AC_MSG_WARN([Failed to determine Kernel patch level. Assume latest.])
+ LDISKFS_SERIES="4.15.0-24-ubuntu18.series"
+ ],
+ [test $KPLEV -ge 24], [LDISKFS_SERIES="4.15.0-24-ubuntu18.series"],
+ [test $KPLEV -ge 20], [LDISKFS_SERIES="4.15.0-20-ubuntu18.series"]
+ )
+ ],
+ [LDISKFS_SERIES="4.15.0-24-ubuntu18.series"])],
+ [LDISKFS_SERIES="5.0.0-13-ubuntu19.series"],
+ [LDISKFS_SERIES="5.0.0-13-ubuntu19.series"])],
+ [LDISKFS_SERIES="5.4.0-42-ubuntu20.series"],
+ [LDISKFS_SERIES="5.4.0-42-ubuntu20.series"],
+ [LDISKFS_SERIES="5.4.0-ml.series"])
+])
+])
+# Not RHEL/SLES or Ubuntu .. probably mainline
+AS_IF([test -z "$LDISKFS_SERIES"],
+ [
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.4.0],[],
+ [LDISKFS_SERIES="5.4.0-ml.series"],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.4.21],
+ [LDISKFS_SERIES="5.4.0-ml.series"], # lt
+ [LDISKFS_SERIES="5.4.21-ml.series"], # eq
+ [LDISKFS_SERIES="5.4.21-ml.series"] # gt
+ )])
+ ],
+[])
+AS_IF([test -z "$LDISKFS_SERIES"],
+ [AC_MSG_RESULT([failed to identify series])],
+ [AC_MSG_RESULT([$LDISKFS_SERIES for $LINUXRELEASE])])
+AC_SUBST(LDISKFS_SERIES)
+]) # LDISKFS_LINUX_SERIES
+