DPDK_INCLUDE=$RTE_SDK/include
DPDK_LIB_DIR=$RTE_SDK/lib
+ DPDK_LIB=-lintel_dpdk
LDFLAGS="$LDFLAGS -L$DPDK_LIB_DIR"
CFLAGS="$CFLAGS -I$DPDK_INCLUDE"
found=false
save_LIBS=$LIBS
for extras in "" "-ldl"; do
- LIBS="-lintel_dpdk $extras $save_LIBS"
+ LIBS="$DPDK_LIB $extras $save_LIBS"
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([#include <rte_config.h>
#include <rte_eal.h>],
AC_MSG_ERROR([cannot link with dpdk])
fi
+ # DPDK 1.7.0 pmd drivers are not linked unless --whole-archive is used.
+ #
+ # This happens because the rest of the DPDK code doesn't use any symbol in
+ # the pmd driver objects, and the drivers register themselves using an
+ # __attribute__((constructor)) function.
+ #
+ # These options are specified inside a single -Wl directive to prevent
+ # autotools from reordering them.
+ DPDK_vswitchd_LDFLAGS=-Wl,--whole-archive,$DPDK_LIB,--no-whole-archive
+ AC_SUBST([DPDK_vswitchd_LDFLAGS])
AC_DEFINE([DPDK_NETDEV], [1], [System uses the DPDK module.])
else
RTE_SDK=
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [[[^@]]proto_data_valid],
[OVS_DEFINE([HAVE_PROTO_DATA_VALID])])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [rxhash])
+ OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [u16.*rxhash],
+ [OVS_DEFINE([HAVE_U16_RXHASH])])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_dst(],
[OVS_DEFINE([HAVE_SKB_DST_ACCESSOR_FUNCS])])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h],
OVS_GREP_IFELSE([$KSRC/include/linux/percpu.h], [this_cpu_ptr])
+ OVS_GREP_IFELSE([$KSRC/include/linux/u64_stats_sync.h], [u64_stats_fetch_begin_irq])
+
OVS_GREP_IFELSE([$KSRC/include/linux/openvswitch.h], [openvswitch_handle_frame_hook],
[OVS_DEFINE([HAVE_RHEL_OVS_HOOK])])