AC_MSG_RESULT([$kversion])
if test "$version" -ge 4; then
- if test "$version" = 4 && test "$patchlevel" -le 15; then
+ if test "$version" = 4 && test "$patchlevel" -le 18; then
: # Linux 4.x
else
- AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.15.x is not supported (please refer to the FAQ for advice)])
+ AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.18.x is not supported (please refer to the FAQ for advice)])
fi
elif test "$version" = 3 && test "$patchlevel" -ge 10; then
: # Linux 3.x
])],
[AC_DEFINE([HAVE_TCA_PEDIT_KEY_EX_HDR_TYPE_UDP], [1],
[Define to 1 if TCA_PEDIT_KEY_EX_HDR_TYPE_UDP is available.])])
+
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([#include <linux/tc_act/tc_skbedit.h>], [
+ int x = TCA_SKBEDIT_FLAGS;
+ ])],
+ [AC_DEFINE([HAVE_TCA_SKBEDIT_FLAGS], [1],
+ [Define to 1 if TCA_SKBEDIT_FLAGS is available.])])
+])
+
+dnl OVS_FIND_DEPENDENCY(FUNCTION, SEARCH_LIBS, NAME_TO_PRINT)
+dnl
+dnl Check for a function in a library list.
+AC_DEFUN([OVS_FIND_DEPENDENCY], [
+ AC_SEARCH_LIBS([$1], [$2], [], [
+ AC_MSG_ERROR([unable to find $3, install the dependency package])
+ ])
])
dnl OVS_CHECK_DPDK
case "$with_dpdk" in
yes)
DPDK_AUTO_DISCOVER="true"
- PKG_CHECK_MODULES([DPDK], [libdpdk],
- [DPDK_INCLUDE="$DPDK_CFLAGS"],
- [DPDK_INCLUDE="-I/usr/local/include/dpdk -I/usr/include/dpdk"])
+ PKG_CHECK_MODULES_STATIC([DPDK], [libdpdk], [
+ DPDK_INCLUDE="$DPDK_CFLAGS"
+ DPDK_LIB="$DPDK_LIBS"], [
+ DPDK_INCLUDE="-I/usr/local/include/dpdk -I/usr/include/dpdk"
+ DPDK_LIB="-ldpdk"])
;;
*)
DPDK_AUTO_DISCOVER="false"
DPDK_INCLUDE="-I$DPDK_INCLUDE_PATH/dpdk"
fi
DPDK_LIB_DIR="$with_dpdk/lib"
+ DPDK_LIB="-ldpdk"
;;
esac
- DPDK_LIB="-ldpdk"
- DPDK_EXTRA_LIB=""
-
ovs_save_CFLAGS="$CFLAGS"
ovs_save_LDFLAGS="$LDFLAGS"
CFLAGS="$CFLAGS $DPDK_INCLUDE"
LDFLAGS="$LDFLAGS -L${DPDK_LIB_DIR}"
fi
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM(
- [
- #include <rte_config.h>
-#if RTE_LIBRTE_VHOST_NUMA
-#error
-#endif
- ], [])
- ], [],
- [AC_SEARCH_LIBS([get_mempolicy],[numa],[],[AC_MSG_ERROR([unable to find libnuma, install the dependency package])])
- DPDK_EXTRA_LIB="-lnuma"
- AC_DEFINE([VHOST_NUMA], [1], [NUMA Aware vHost support detected in DPDK.])])
-
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM(
- [
- #include <rte_config.h>
-#if RTE_LIBRTE_PMD_PCAP
-#error
-#endif
- ], [])
- ], [],
- [AC_SEARCH_LIBS([pcap_dump],[pcap],[],[AC_MSG_ERROR([unable to find libpcap, install the dependency package])])
- DPDK_EXTRA_LIB="-lpcap"
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM(
- [
- #include <rte_config.h>
-#if RTE_LIBRTE_PDUMP
-#error
-#endif
- ], [])
- ], [],
- [AC_DEFINE([DPDK_PDUMP], [1], [DPDK pdump enabled in OVS.])])
- ])
-
- # On some systems we have to add -ldl to link with dpdk
- #
- # This code, at first, tries to link without -ldl (""),
- # then adds it and tries again.
- # Before each attempt the search cache must be unset,
- # otherwise autoconf will stick with the old result
+ AC_CHECK_HEADERS([rte_config.h], [], [
+ AC_MSG_ERROR([unable to find rte_config.h in $with_dpdk])
+ ], [AC_INCLUDES_DEFAULT])
+
+ AC_CHECK_DECLS([RTE_LIBRTE_VHOST_NUMA, RTE_EAL_NUMA_AWARE_HUGEPAGES], [
+ OVS_FIND_DEPENDENCY([get_mempolicy], [numa], [libnuma])
+ ], [], [[#include <rte_config.h>]])
+
+ AC_CHECK_DECL([RTE_LIBRTE_VHOST_NUMA], [
+ AC_DEFINE([VHOST_NUMA], [1], [NUMA Aware vHost support detected in DPDK.])
+ ], [], [[#include <rte_config.h>]])
+
+ AC_CHECK_DECL([RTE_LIBRTE_PMD_PCAP], [
+ OVS_FIND_DEPENDENCY([pcap_dump], [pcap], [libpcap])
+ AC_CHECK_DECL([RTE_LIBRTE_PDUMP], [
+ AC_DEFINE([DPDK_PDUMP], [1], [DPDK pdump enabled in OVS.])
+ ], [], [[#include <rte_config.h>]])
+ ], [], [[#include <rte_config.h>]])
+
+ AC_CHECK_DECL([RTE_LIBRTE_MLX5_PMD], [dnl found
+ OVS_FIND_DEPENDENCY([mnl_attr_put], [mnl], [libmnl])
+ AC_CHECK_DECL([RTE_LIBRTE_MLX5_DLOPEN_DEPS], [], [dnl not found
+ OVS_FIND_DEPENDENCY([mlx5dv_create_wq], [mlx5], [libmlx5])
+ OVS_FIND_DEPENDENCY([verbs_init_cq], [ibverbs], [libibverbs])
+ ], [[#include <rte_config.h>]])
+ ], [], [[#include <rte_config.h>]])
+
+ AC_CHECK_DECL([RTE_LIBRTE_MLX4_PMD], [dnl found
+ AC_CHECK_DECL([RTE_LIBRTE_MLX4_DLOPEN_DEPS], [], [dnl not found
+ OVS_FIND_DEPENDENCY([mlx4dv_init_obj], [mlx4], [libmlx4])
+ OVS_FIND_DEPENDENCY([verbs_init_cq], [ibverbs], [libibverbs])
+ ], [[#include <rte_config.h>]])
+ ], [], [[#include <rte_config.h>]])
+
+ # DPDK uses dlopen to load plugins.
+ OVS_FIND_DEPENDENCY([dlopen], [dl], [libdl])
+
+ AC_MSG_CHECKING([whether linking with dpdk works])
+ LIBS="$DPDK_LIB $LIBS"
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM([#include <rte_config.h>
+ #include <rte_eal.h>],
+ [int rte_argc; char ** rte_argv;
+ rte_eal_init(rte_argc, rte_argv);])],
+ [AC_MSG_RESULT([yes])
+ DPDKLIB_FOUND=true],
+ [AC_MSG_RESULT([no])
+ if test "$DPDK_AUTO_DISCOVER" = "true"; then
+ AC_MSG_ERROR(m4_normalize([
+ Could not find DPDK library in default search path, Use --with-dpdk
+ to specify the DPDK library installed in non-standard location]))
+ else
+ AC_MSG_ERROR([Could not find DPDK libraries in $DPDK_LIB_DIR])
+ fi
+ ])
- DPDKLIB_FOUND=false
- save_LIBS=$LIBS
- for extras in "" "-ldl"; do
- LIBS="$DPDK_LIB $extras $save_LIBS $DPDK_EXTRA_LIB"
- AC_LINK_IFELSE(
- [AC_LANG_PROGRAM([#include <rte_config.h>
- #include <rte_eal.h>],
- [int rte_argc; char ** rte_argv;
- rte_eal_init(rte_argc, rte_argv);])],
- [DPDKLIB_FOUND=true])
- if $DPDKLIB_FOUND; then
- break
- fi
- done
-
- # If linking unsuccessful
- if test "$DPDKLIB_FOUND" = "false" ; then
- if $DPDK_AUTO_DISCOVER; then
- AC_MSG_ERROR([Could not find DPDK library in default search path, Use --with-dpdk to specify the DPDK library installed in non-standard location])
- else
- AC_MSG_ERROR([Could not find DPDK libraries in $DPDK_LIB_DIR])
- fi
- fi
CFLAGS="$ovs_save_CFLAGS"
LDFLAGS="$ovs_save_LDFLAGS"
if test "$DPDK_AUTO_DISCOVER" = "false"; then
#
# These options are specified inside a single -Wl directive to prevent
# autotools from reordering them.
- DPDK_vswitchd_LDFLAGS=-Wl,--whole-archive,$DPDK_LIB,--no-whole-archive
+ #
+ # OTOH newer versions of dpdk pkg-config (generated with Meson)
+ # will already have flagged just the right set of libs with
+ # --whole-archive - in those cases do not wrap it once more.
+ case "$DPDK_LIB" in
+ *whole-archive*) DPDK_vswitchd_LDFLAGS=$DPDK_LIB;;
+ *) DPDK_vswitchd_LDFLAGS=-Wl,--whole-archive,$DPDK_LIB,--no-whole-archive
+ esac
AC_SUBST([DPDK_vswitchd_LDFLAGS])
AC_DEFINE([DPDK_NETDEV], [1], [System uses the DPDK module.])
fi
OVS_GREP_IFELSE([$KSRC/arch/x86/include/asm/checksum_32.h], [src_err,],
[OVS_DEFINE([HAVE_CSUM_COPY_DBG])])
+ OVS_GREP_IFELSE([$KSRC/include/net/ip6_fib.h], [rt6_get_cookie],
+ [OVS_DEFINE([HAVE_RT6_GET_COOKIE])])
+
OVS_GREP_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_dst_lookup.*net],
[OVS_DEFINE([HAVE_IPV6_DST_LOOKUP_NET])])
OVS_GREP_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_stub])
OVS_GREP_IFELSE([$KSRC/include/linux/err.h], [IS_ERR_OR_NULL])
OVS_GREP_IFELSE([$KSRC/include/linux/err.h], [PTR_ERR_OR_ZERO])
+ OVS_GREP_IFELSE([$KSRC/include/linux/jump_label.h], [static_branch_unlikely(],
+ [OVS_DEFINE([HAVE_UPSTREAM_STATIC_KEY])])
+ OVS_GREP_IFELSE([$KSRC/include/linux/jump_label.h], [DEFINE_STATIC_KEY_FALSE],
+ [OVS_DEFINE([HAVE_DEFINE_STATIC_KEY])])
+
OVS_GREP_IFELSE([$KSRC/include/linux/etherdevice.h], [eth_hw_addr_random])
OVS_GREP_IFELSE([$KSRC/include/linux/etherdevice.h], [ether_addr_copy])
[nf_ct_is_untracked])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_zones.h],
[nf_ct_zone_init])
- OVS_FIND_FIELD_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_l3proto.h],
- [net_ns_get])
+ OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_l3proto.h],
+ [net_ns_get])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h],
[nf_connlabels_get])
OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h],
[OVS_DEFINE([HAVE_VOID_NDO_GET_STATS64])])
OVS_GREP_IFELSE([$KSRC/include/linux/timer.h], [init_timer_deferrable],
[OVS_DEFINE([HAVE_INIT_TIMER_DEFERRABLE])])
+ OVS_FIND_PARAM_IFELSE([$KSRC/include/net/ip_tunnels.h],
+ [ip_tunnel_info_opts_set], [flags],
+ [OVS_DEFINE([HAVE_IP_TUNNEL_INFO_OPTS_SET_FLAGS])])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags],
+ [rnd],
+ [OVS_DEFINE([HAVE_INET_FRAGS_RND])])
if cmp -s datapath/linux/kcompat.h.new \
datapath/linux/kcompat.h >/dev/null 2>&1; then
fi
])
-dnl Checks for net/if_packet.h.
-AC_DEFUN([OVS_CHECK_IF_PACKET],
- [AC_CHECK_HEADER([net/if_packet.h],
- [HAVE_IF_PACKET=yes],
- [HAVE_IF_PACKET=no])
- AM_CONDITIONAL([HAVE_IF_PACKET], [test "$HAVE_IF_PACKET" = yes])
- if test "$HAVE_IF_PACKET" = yes; then
- AC_DEFINE([HAVE_IF_PACKET], [1],
- [Define to 1 if net/if_packet.h is available.])
- fi])
-
dnl Checks for net/if_dl.h.
dnl
dnl (We use this as a proxy for checking whether we're building on FreeBSD
dnl gcc: unrecognized option '-Qunused-arguments'
dnl 0
dnl %
- CFLAGS="$CFLAGS $WERROR $1"
+ dnl
+ dnl In addition, GCC does not complain about a -Wno-<foo> option that
+ dnl it does not understand, unless it has another error to report, so
+ dnl instead of testing for -Wno-<foo>, test for the positive version.
+ CFLAGS="$CFLAGS $WERROR m4_bpatsubst([$1], [-Wno-], [-W])"
AC_COMPILE_IFELSE(
[AC_LANG_SOURCE([int x;])],
[if test -s conftest.err && grep "unrecognized option" conftest.err