+# LN_CONFIG_BACKOFF
#
-# LN_CONFIG_MAX_PAYLOAD
-#
-# configure maximum payload
+# check if tunable tcp backoff is available/wanted
#
-AC_DEFUN([LN_CONFIG_MAX_PAYLOAD],
-[AC_MSG_CHECKING([for non-default maximum LNET payload])
-AC_ARG_WITH([max-payload-mb],
- AC_HELP_STRING([--with-max-payload-mb=MBytes],
- [set maximum lnet payload in MBytes]),
- [
- AC_MSG_RESULT([$with_max_payload_mb])
- LNET_MAX_PAYLOAD_MB=$with_max_payload_mb
- LNET_MAX_PAYLOAD="(($with_max_payload_mb)<<20)"
+AC_DEFUN([LN_CONFIG_BACKOFF], [
+AC_MSG_CHECKING([whether to enable tunable backoff TCP support])
+AC_ARG_ENABLE([backoff],
+ AS_HELP_STRING([--disable-backoff],
+ [disable socknal tunable backoff]),
+ [], [enable_backoff="yes"])
+AC_MSG_RESULT([$enable_backoff])
+AS_IF([test "x$enable_backoff" = xyes], [
+ AC_MSG_CHECKING([if Linux kernel has tunable backoff TCP support])
+ AS_IF([grep -c TCP_BACKOFF $LINUX/include/linux/tcp.h >/dev/null], [
+ AC_MSG_RESULT([yes])
+ AC_DEFINE(SOCKNAL_BACKOFF, 1, [use tunable backoff TCP])
+ AS_IF([grep rto_max $LINUX/include/linux/tcp.h | grep -q __u16 >/dev/null],
+ [AC_DEFINE(SOCKNAL_BACKOFF_MS, 1,
+ [tunable backoff TCP in ms])])
], [
AC_MSG_RESULT([no])
- LNET_MAX_PAYLOAD="LNET_MTU"
])
- AC_DEFINE_UNQUOTED(LNET_MAX_PAYLOAD, $LNET_MAX_PAYLOAD,
- [Max LNET payload])
-])
-#
-# LN_CHECK_GCC_VERSION
-#
-# Check compiler version
-#
-AC_DEFUN([LN_CHECK_GCC_VERSION],
-[AC_MSG_CHECKING([compiler version])
-PTL_CC_VERSION=`$CC --version | awk '/^gcc/{print $ 3}'`
-PTL_MIN_CC_VERSION="3.2.2"
-v2n() {
- awk -F. '{printf "%d\n", (($ 1)*100+($ 2))*100+($ 3)}'
-}
-if test -z "$PTL_CC_VERSION" -o \
- `echo $PTL_CC_VERSION | v2n` -ge `echo $PTL_MIN_CC_VERSION | v2n`; then
- AC_MSG_RESULT([ok])
-else
- AC_MSG_RESULT([Buggy compiler found])
- AC_MSG_ERROR([Need gcc version >= $PTL_MIN_CC_VERSION])
-fi
-])
+ AC_SUBST(ENABLE_BACKOFF, yes)
+], [
+ AC_SUBST(ENABLE_BACKOFF, no)
-#
-# LN_FUNC_DEV_GET_BY_NAME_2ARG
-#
-AC_DEFUN([LN_FUNC_DEV_GET_BY_NAME_2ARG],
-[AC_MSG_CHECKING([if dev_get_by_name has two args])
-LB_LINUX_TRY_COMPILE([
- #include <linux/netdevice.h>
-],[
- dev_get_by_name(NULL, NULL);
-],[
- AC_MSG_RESULT([yes])
- AC_DEFINE(HAVE_DEV_GET_BY_NAME_2ARG, 1, [dev_get_by_name has 2 args])
-],[
- AC_MSG_RESULT([no])
-])
])
+]) # LN_CONFIG_BACKOFF
#
-# LN_CONFIG_AFFINITY
-#
-# check if cpu affinity is available/wanted
-#
-AC_DEFUN([LN_CONFIG_AFFINITY],
-[AC_ARG_ENABLE([affinity],
- AC_HELP_STRING([--disable-affinity],
- [disable process/irq affinity]),
- [],[enable_affinity='yes'])
-
-AC_MSG_CHECKING([for CPU affinity support])
-if test x$enable_affinity = xno ; then
- AC_MSG_RESULT([no (by request)])
-else
- LB_LINUX_TRY_COMPILE([
- #include <linux/sched.h>
- ],[
- struct task_struct t;
- #if HAVE_CPUMASK_T
- cpumask_t m;
- #else
- unsigned long m;
- #endif
- set_cpus_allowed(&t, m);
- ],[
- AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no (no kernel support)])
- ])
-fi
-])
-
+# LN_CONFIG_DLC
#
-# LN_CONFIG_PORTALS
+# Configure dlc
#
-# configure support for Portals
+# fail to build if libyaml is not installed
#
-AC_DEFUN([LN_CONFIG_PORTALS],
-[AC_MSG_CHECKING([for portals])
-AC_ARG_WITH([portals],
- AC_HELP_STRING([--with-portals=path],
- [set path to portals]),
- [
- case $with_portals in
- no) ENABLEPORTALS=0
- ;;
- *) PORTALS="${with_portals}"
- ENABLEPORTALS=1
- ;;
- esac
- ], [
- ENABLEPORTALS=0
+AC_DEFUN([LN_CONFIG_DLC], [
+ AS_IF([test "x$enable_dist" = xno], [
+ AC_CHECK_LIB([yaml], [yaml_parser_initialize],
+ [LIBYAML="libyaml"],
+ [AC_MSG_ERROR([YAML development libraries not not installed])],
+ [-lm])
])
-PTLLNDCPPFLAGS=""
-if test $ENABLEPORTALS -eq 0; then
- AC_MSG_RESULT([no])
-elif test ! \( -f ${PORTALS}/include/portals/p30.h \); then
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([bad --with-portals path])
-else
- AC_MSG_RESULT([$PORTALS])
- PTLLNDCPPFLAGS="-I${PORTALS}/include"
-fi
-AC_SUBST(PTLLNDCPPFLAGS)
-])
+]) # LN_CONFIG_DLC
#
-# LN_CONFIG_BACKOFF
-#
-# check if tunable tcp backoff is available/wanted
-#
-AC_DEFUN([LN_CONFIG_BACKOFF],
-[AC_MSG_CHECKING([for tunable backoff TCP support])
-AC_ARG_ENABLE([backoff],
- AC_HELP_STRING([--disable-backoff],
- [disable socknal tunable backoff]),
- [],[enable_backoff='yes'])
-if test x$enable_backoff = xno ; then
- AC_MSG_RESULT([no (by request)])
-else
- BOCD="`grep -c TCP_BACKOFF $LINUX/include/linux/tcp.h`"
- if test "$BOCD" != 0 ; then
- AC_DEFINE(SOCKNAL_BACKOFF, 1, [use tunable backoff TCP])
- AC_MSG_RESULT(yes)
- if grep rto_max $LINUX/include/linux/tcp.h|grep -q __u16; then
- AC_DEFINE(SOCKNAL_BACKOFF_MS, 1, [tunable backoff TCP in ms])
- fi
- else
- AC_MSG_RESULT([no (no kernel support)])
- fi
-fi
-])
-
-
-#
-# LN_CONFIG_PTLLND
+# LN_CONFIG_O2IB
#
-# configure support for Portals LND
+# If current OFED installed (assume with "ofed_info") and devel
+# headers are not found, error because we assume OFED infiniband
+# driver needs to be used and we must configure/build with it.
+# Current OFED headers detection mechanism allow for non-standard
+# prefix but relies on "ofed_info" command and on "%prefix/openib"
+# link (both are ok for 1.5.x and 3.x versions), and should work
+# for both source and DKMS builds.
#
-AC_DEFUN([LN_CONFIG_PTLLND],
-[
-if test -z "$ENABLEPORTALS"; then
- LN_CONFIG_PORTALS
-fi
+AC_DEFUN([LN_CONFIG_O2IB], [
+AC_ARG_ENABLE([multiple-lnds],
+ [AS_HELP_STRING([--enable-multiple-lnds],
+ [enable multiple lnds to build in-kernel and external o2iblnd])],
+ [AS_IF([test x$enable_multiple_lnds != xyes -a x$enable_multiple_lnds != xno],
+ [AC_MSG_ERROR([multiple-lnds valid options are "yes" or "no"])])],
+ [enable_multiple_lnds="no"])
+ ENABLE_MULTIPLE_LNDS="$enable_multiple_lnds"
-AC_MSG_CHECKING([whether to build the kernel portals LND])
+AC_MSG_CHECKING([if external o2iblnd needs to use Compat RDMA])
+AC_ARG_WITH([o2ib],
+ AS_HELP_STRING([--with-o2ib=[yes|no|<path>]],
+ [build o2iblnd against path]),
+ [], [with_o2ib="yes"])
-PTLLND=""
-if test $ENABLEPORTALS -ne 0; then
- AC_MSG_RESULT([yes])
- PTLLND="ptllnd"
-else
- AC_MSG_RESULT([no])
-fi
-AC_SUBST(PTLLND)
-])
+case $with_o2ib in
+ yes) INT_O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
+ BUILT_IN_KO2IBLND="yes"
+ # Use ofed_info to find external driver
+ AS_IF([which ofed_info 2>/dev/null], [
+ AS_IF([test x$uses_dpkg = xyes], [
+ LIST_ALL_PKG="dpkg -l | awk '{print \[$]2}'"
+ LSPKG="dpkg --listfiles"
+ ], [
+ LIST_ALL_PKG="rpm -qa"
+ LSPKG="rpm -ql"
+ ])
-#
-# LN_CONFIG_UPTLLND
-#
-# configure support for Portals LND
-#
-AC_DEFUN([LN_CONFIG_UPTLLND],
-[
-if test -z "$ENABLEPORTALS"; then
- LN_CONFIG_PORTALS
-fi
+ O2IBPKG="mlnx-ofed-kernel-dkms"
+ O2IBPKG+="|mlnx-ofed-kernel-modules"
+ O2IBPKG+="|mlnx-ofa_kernel-devel"
+ O2IBPKG+="|compat-rdma-devel"
+ O2IBPKG+="|kernel-ib-devel"
+ O2IBPKG+="|ofa_kernel-devel"
-AC_MSG_CHECKING([whether to build the userspace portals LND])
+ O2IBDIR="/ofa_kernel"
+ O2IBDIR+="|/ofa_kernel/default"
+ O2IBDIR+="|/openib"
-UPTLLND=""
-if test $ENABLEPORTALS -ne 0; then
- AC_MSG_RESULT([yes])
- UPTLLND="ptllnd"
-else
- AC_MSG_RESULT([no])
-fi
-AC_SUBST(UPTLLND)
-])
+ O2IBDIR_PATH=$(eval $LIST_ALL_PKG |
+ egrep -w "$O2IBPKG" | xargs $LSPKG |
+ egrep "${O2IBDIR}$" | head -n1)
-#
-# LN_CONFIG_USOCKLND
-#
-# configure support for userspace TCP/IP LND
-#
-AC_DEFUN([LN_CONFIG_USOCKLND],
-[AC_MSG_CHECKING([whether to build usocklnd])
-AC_ARG_ENABLE([usocklnd],
- AC_HELP_STRING([--disable-usocklnd],
- [disable usocklnd]),
- [],[enable_usocklnd='yes'])
+ if test -n "$O2IBDIR_PATH"; then
+ EXT_O2IBPATHS=$(find $O2IBDIR_PATH -name rdma_cm.h |
+ grep -F -e "$(uname -r)" -e default |
+ sed -e 's/\/include\/rdma\/rdma_cm.h//')
+ fi
-if test x$enable_usocklnd = xyes ; then
- if test "$ENABLE_LIBPTHREAD" = "yes" ; then
- AC_MSG_RESULT([yes])
- USOCKLND="usocklnd"
- else
- AC_MSG_RESULT([no (libpthread not present or disabled)])
- USOCKLND=""
- fi
-else
- AC_MSG_RESULT([no (disabled explicitly)])
- USOCKLND=""
-fi
-AC_SUBST(USOCKLND)
-])
+ # When ofed-scripts are installed and either the devel
+ # package is missing or multiple devel packages are
+ # installed. Give the user a warning
+ # The in-kernel ofed stack can be built .. so we can
+ # proceed.
-#
-# LN_CONFIG_QUADRICS
-#
-# check if quadrics support is in this kernel
-#
-AC_DEFUN([LN_CONFIG_QUADRICS],
-[AC_MSG_CHECKING([for QsNet sources])
-AC_ARG_WITH([qsnet],
- AC_HELP_STRING([--with-qsnet=path],
- [set path to qsnet source (default=$LINUX)]),
- [QSNET=$with_qsnet],
- [QSNET=$LINUX])
-AC_MSG_RESULT([$QSNET])
+ EXTERNAL_KO2IBLND="yes"
+ AS_IF([test -z "$EXT_O2IBPATHS"], [
+ EXTERNAL_KO2IBLND="no"
+ AC_MSG_WARN([
+* You seem to have an OFED installed but have not installed the associated
+* devel package.
+* If you still want to build Lustre for your External OFED I/B stack,
+* you need to install its devel headers RPM.
+* Only the kernel built-in I/B stack support will be built.
+ ])
+ ])
+ AS_IF([test $(echo $EXT_O2IBPATHS | wc -w) -ge 2], [
+ BUILT_IN_KO2IBLND="no"
+ AC_MSG_WARN([
+* It appears that you have multiple OFED versions installed.
+* If you still want to build Lustre for your External OFED I/B stack, you
+* need to install a single version with the associated devel package.
+* Only the kernel built-in I/B stack support will be built.
+ ])
+ ])
+ if test x$EXTERNAL_KO2IBLND != "xno" ; then
+ if test -e $EXT_O2IBPATHS/${LINUXRELEASE}; then
+ EXT_O2IBPATHS=$EXT_O2IBPATHS/${LINUXRELEASE}
+ elif test -e $EXT_O2IBPATHS/default; then
+ EXT_O2IBPATHS=$EXT_O2IBPATHS/default
+ fi
+ fi
+ ])
+ ENABLEO2IB="yes"
+ ;;
+ no) ENABLEO2IB="no"
+ EXTERNAL_KO2IBLND="no"
+ BUILT_IN_KO2IBLND="no"
+ ;;
+ *) ENABLEO2IB="withpath"
+ EXT_O2IBPATHS=$with_o2ib
+ EXTERNAL_KO2IBLND="yes"
+ INT_O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
+ BUILT_IN_KO2IBLND="yes"
+ ;;
+esac
-AC_MSG_CHECKING([if quadrics kernel headers are present])
-if test -d $QSNET/drivers/net/qsnet ; then
- AC_MSG_RESULT([yes])
- QSWLND="qswlnd"
- AC_MSG_CHECKING([for multirail EKC])
- if test -f $QSNET/include/elan/epcomms.h; then
- AC_MSG_RESULT([supported])
- QSWCPPFLAGS="-I$QSNET/include -DMULTIRAIL_EKC=1"
- else
- AC_MSG_RESULT([not supported])
- AC_MSG_ERROR([Need multirail EKC])
+AS_IF([test $ENABLEO2IB = "no"], [
+ AC_MSG_RESULT([no])
+ AC_DEFUN([LN_CONFIG_O2IB_SRC], [])
+ AC_DEFUN([LN_CONFIG_O2IB_RESULTS], [])
+ EXT_O2IB_SYMBOLS=""
+ INT_O2IB_SYMBOLS=""
+], [
+ # Verify in-kernel O2IB can be built (headers exist) ... or disable it.
+ int_o2ib_found=false
+ for INT_O2IBPATH in $INT_O2IBPATHS; do
+ AS_IF([test \( -f ${INT_O2IBPATH}/include/rdma/rdma_cm.h -a \
+ -f ${INT_O2IBPATH}/include/rdma/ib_cm.h -a \
+ -f ${INT_O2IBPATH}/include/rdma/ib_verbs.h \)], [
+ int_o2ib_found=true
+ break
+ ])
+ done
+ if ! $int_o2ib_found; then
+ AC_MSG_WARN([kernel does not support in-kernel o2ib, it will not be built])
+ BUILT_IN_KO2IBLND="no"
fi
- if test x$QSNET = x$LINUX ; then
- LB_LINUX_CONFIG([QSNET],[],[
- LB_LINUX_CONFIG([QSNET_MODULE],[],[
- AC_MSG_WARN([QSNET is not enabled in this kernel; not building qswlnd.])
- QSWLND=""
- QSWCPPFLAGS=""
- ])
+ # Verify external O2IB can be built (headers exist), or abort
+ ext_o2ib_found=false
+ for EXT_O2IBPATH in $EXT_O2IBPATHS; do
+ AS_IF([test \( -f ${EXT_O2IBPATH}/include/rdma/rdma_cm.h -a \
+ -f ${EXT_O2IBPATH}/include/rdma/ib_cm.h -a \
+ -f ${EXT_O2IBPATH}/include/rdma/ib_verbs.h \)], [
+ ext_o2ib_found=true
+ break
])
+ done
+ if ! $ext_o2ib_found; then
+ case $EXT_ENABLEO2IB in
+ "withpath") AC_MSG_ERROR([bad --with-o2ib path]) ;;
+ *) AC_MSG_WARN([
+Auto detection of external O2IB failed. Build of external o2ib disabled.])
+ EXTERNAL_KO2IBLND="no"
+ ;;
+ esac
fi
-else
- AC_MSG_RESULT([no])
- QSWLND=""
- QSWCPPFLAGS=""
-fi
-AC_SUBST(QSWCPPFLAGS)
-AC_SUBST(QSWLND)
-])
-
-
-#
-# LN_CONFIG_MX
-#
-AC_DEFUN([LN_CONFIG_MX],
-[AC_MSG_CHECKING([whether to enable Myrinet MX support])
-# set default
-MXPATH="/opt/mx"
-AC_ARG_WITH([mx],
- AC_HELP_STRING([--with-mx=path],
- [build mxlnd against path]),
- [
- case $with_mx in
- yes) ENABLEMX=2
- ;;
- no) ENABLEMX=0
- ;;
- *) MXPATH=$with_mx
- ENABLEMX=3
- ;;
- esac
- ],[
- ENABLEMX=1
- ])
-if test $ENABLEMX -eq 0; then
- AC_MSG_RESULT([disabled])
-elif test ! \( -f ${MXPATH}/include/myriexpress.h -a \
- -f ${MXPATH}/include/mx_kernel_api.h -a \
- -f ${MXPATH}/include/mx_pin.h \); then
- AC_MSG_RESULT([no])
- case $ENABLEMX in
- 1) ;;
- 2) AC_MSG_ERROR([Myrinet MX kernel headers not present]);;
- 3) AC_MSG_ERROR([bad --with-mx path]);;
- *) AC_MSG_ERROR([internal error]);;
- esac
-else
- MXCPPFLAGS="-I$MXPATH/include"
- EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
- EXTRA_KCFLAGS="$EXTRA_KCFLAGS $MXCPPFLAGS"
- MXLIBS="-L$MXPATH/lib"
- LB_LINUX_TRY_COMPILE([
- #define MX_KERNEL 1
- #include <mx_extensions.h>
- #include <myriexpress.h>
- ],[
- mx_endpoint_t end;
- mx_status_t status;
- mx_request_t request;
- int result;
-
- mx_init();
- mx_open_endpoint(MX_ANY_NIC, MX_ANY_ENDPOINT, 0, NULL, 0, &end);
- mx_register_unexp_handler(end, (mx_unexp_handler_t) NULL, NULL);
- mx_wait_any(end, MX_INFINITE, 0LL, 0LL, &status, &result);
- mx_iconnect(end, 0LL, 0, 0, 0, NULL, &request);
- return 0;
- ],[
- AC_MSG_RESULT([yes])
- MXLND="mxlnd"
- ],[
- AC_MSG_RESULT([no])
- case $ENABLEMX in
- 1) ;;
- 2) AC_MSG_ERROR([can't compile with Myrinet MX kernel headers]);;
- 3) AC_MSG_ERROR([can't compile with Myrinet MX headers under $MXPATH]);;
- *) AC_MSG_ERROR([internal error]);;
- esac
- MXLND=""
- MXCPPFLAGS=""
- ])
- EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
-fi
-AC_SUBST(MXCPPFLAGS)
-AC_SUBST(MXLIBS)
-AC_SUBST(MXLND)
-])
-
+ if test "x$EXTERNAL_KO2IBLND" != no ; then
+ # Additional checks for external O2IB
+ COMPAT_AUTOCONF=""
+ compatrdma_found=false
+ if test -f ${EXT_O2IBPATH}/include/linux/compat-2.6.h; then
+ AC_MSG_RESULT([yes])
+ compatrdma_found=true
+ AC_DEFINE(HAVE_OFED_COMPAT_RDMA, 1, [compat rdma found])
+ EXTRA_OFED_CONFIG="$EXTRA_OFED_CONFIG -include ${EXT_O2IBPATH}/include/linux/compat-2.6.h"
+ if test -f "$EXT_O2IBPATH/include/linux/compat_autoconf.h"; then
+ COMPAT_AUTOCONF="$EXT_O2IBPATH/include/linux/compat_autoconf.h"
+ fi
+ else
+ AC_MSG_RESULT([no])
+ fi
+ if ! $compatrdma_found; then
+ if test -f "$EXT_O2IBPATH/config.mk"; then
+ . "$EXT_O2IBPATH/config.mk"
+ elif test -f "$EXT_O2IBPATH/ofed_patch.mk"; then
+ . "$EXT_O2IBPATH/ofed_patch.mk"
+ fi
+ elif test -z "$COMPAT_AUTOCONF"; then
+ # Depreciated checks
+ if test "x$RHEL_KERNEL" = xyes; then
+ RHEL_MAJOR=$(awk '/ RHEL_MAJOR / { print [$]3 }' $LINUX_OBJ/include/$VERSION_HDIR/version.h)
+ I=$(awk '/ RHEL_MINOR / { print [$]3 }' $LINUX_OBJ/include/$VERSION_HDIR/version.h)
+ while test "$I" -ge 0; do
+ EXTRA_OFED_INCLUDE="$EXTRA_OFED_INCLUDE -DCONFIG_COMPAT_RHEL_${RHEL_MAJOR}_$I"
+ I=$(($I-1))
+ done
+ elif test "x$SUSE_KERNEL" = xyes; then
+ SP=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
+ EXTRA_OFED_INCLUDE="$EXTRA_OFED_INCLUDE -DCONFIG_COMPAT_SLES_11_$SP"
+ fi
+ fi
-#
-# LN_CONFIG_O2IB
-#
-AC_DEFUN([LN_CONFIG_O2IB],[
+ AC_MSG_CHECKING([whether to use any OFED backport headers])
+ if test -n "$BACKPORT_INCLUDES"; then
+ AC_MSG_RESULT([yes])
+ OFED_BACKPORT_PATH="$EXT_O2IBPATH/${BACKPORT_INCLUDES/*\/kernel_addons/kernel_addons}/"
+ EXTRA_OFED_INCLUDE="-I$OFED_BACKPORT_PATH $EXTRA_OFED_INCLUDE"
+ else
+ AC_MSG_RESULT([no])
+ fi
-AC_MSG_CHECKING([whether to enable OpenIB gen2 support])
-# set default
-AC_ARG_WITH([o2ib],
- AC_HELP_STRING([--with-o2ib=path],
- [build o2iblnd against path]),
- [
- case $with_o2ib in
- yes) O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
- ENABLEO2IB=2
- ;;
- no) ENABLEO2IB=0
- ;;
- *) O2IBPATHS=$with_o2ib
- ENABLEO2IB=3
- ;;
- esac
- ],[
- O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
- ENABLEO2IB=1
- ])
-if test $ENABLEO2IB -eq 0; then
- AC_MSG_RESULT([disabled])
-else
- o2ib_found=false
- for O2IBPATH in $O2IBPATHS; do
- if test \( -f ${O2IBPATH}/include/rdma/rdma_cm.h -a \
- -f ${O2IBPATH}/include/rdma/ib_cm.h -a \
- -f ${O2IBPATH}/include/rdma/ib_verbs.h -a \
- -f ${O2IBPATH}/include/rdma/ib_fmr_pool.h \); then
- if test \( -d ${O2IBPATH}/kernel_patches -a \
- -f ${O2IBPATH}/Makefile \); then
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([you appear to be trying to use the OFED distribution's source directory (${O2IBPATH}) rather than the "development/headers" directory which is likely in ${O2IBPATH%-*}])
- fi
- o2ib_found=true
- break
- fi
- done
- if ! $o2ib_found; then
- AC_MSG_RESULT([no])
- case $ENABLEO2IB in
- 1) ;;
- 2) AC_MSG_ERROR([kernel OpenIB gen2 headers not present]);;
- 3) AC_MSG_ERROR([bad --with-o2ib path]);;
- *) AC_MSG_ERROR([internal error]);;
- esac
- else
- O2IBCPPFLAGS="-I$O2IBPATH/include"
- EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
- EXTRA_KCFLAGS="$EXTRA_KCFLAGS $O2IBCPPFLAGS"
- EXTRA_LNET_INCLUDE="$EXTRA_LNET_INCLUDE $O2IBCPPFLAGS"
-
- LB_LINUX_TRY_COMPILE([
- #include <linux/version.h>
- #include <linux/pci.h>
+ EXT_O2IBLND=""
+ EXT_O2IBPATH=$(readlink --canonicalize $EXT_O2IBPATH)
+ EXTRA_OFED_INCLUDE="$EXTRA_OFED_INCLUDE -I$EXT_O2IBPATH/include"
+ EXTRA_OFED_INCLUDE="$EXTRA_OFED_INCLUDE -I$EXT_O2IBPATH/include/uapi"
+ EXTRA_CHECK_INCLUDE="$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE"
+ LB_CHECK_COMPILE([whether to enable OpenIB gen2 support],
+ openib_gen2_support, [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <linux/version.h>
+ #include <linux/pci.h>
#include <linux/gfp.h>
- #include <rdma/rdma_cm.h>
- #include <rdma/ib_cm.h>
- #include <rdma/ib_verbs.h>
- #include <rdma/ib_fmr_pool.h>
+ #include <rdma/rdma_cm.h>
+ #include <rdma/ib_cm.h>
+ #include <rdma/ib_verbs.h>
],[
- struct rdma_cm_id *cm_id;
- struct rdma_conn_param conn_param;
- struct ib_device_attr device_attr;
- struct ib_qp_attr qp_attr;
- struct ib_pool_fmr pool_fmr;
- enum ib_cm_rej_reason rej_reason;
+ struct rdma_cm_id *cm_idi __attribute__ ((unused));
+ struct rdma_conn_param conn_param __attribute__ ((unused));
+ struct ib_device_attr device_attr __attribute__ ((unused));
+ struct ib_qp_attr qp_attr __attribute__ ((unused));
+ enum ib_cm_rej_reason rej_reason __attribute__ ((unused));
rdma_destroy_id(NULL);
],[
- AC_MSG_RESULT([yes])
- O2IBLND="o2iblnd"
+ EXT_O2IBLND="o2iblnd"
],[
- AC_MSG_RESULT([no])
- case $ENABLEO2IB in
- 1) ;;
- 2) AC_MSG_ERROR([can't compile with kernel OpenIB gen2 headers]);;
- 3) AC_MSG_ERROR([can't compile with OpenIB gen2 headers under $O2IBPATH]);;
- *) AC_MSG_ERROR([internal error]);;
- esac
- O2IBLND=""
- O2IBCPPFLAGS=""
+ case $ENABLEO2IB in
+ "yes") AC_MSG_ERROR([cannot compile with OpenIB gen2 headers]) ;;
+ "withpath") AC_MSG_ERROR([cannot compile with OpenIB gen2 headers under $EXT_O2IBPATH]) ;;
+ *) AC_MSG_ERROR([internal error]) ;;
+ esac
])
- # we know at this point that the found OFED source is good
- O2IB_SYMVER=""
- if test $ENABLEO2IB -eq 3 ; then
- # OFED default rpm not handle sles10 Modules.symvers name
- for name in Module.symvers Modules.symvers; do
- if test -f $O2IBPATH/$name; then
- O2IB_SYMVER=$name;
- break;
- fi
- done
- if test -n "$O2IB_SYMVER"; then
- AC_MSG_NOTICE([adding $O2IBPATH/$O2IB_SYMVER to $PWD/$SYMVERFILE])
- # strip out the existing symbols versions first
- if test -f $PWD/$SYMVERFILE; then
- egrep -v $(echo $(awk '{ print $2 }' $O2IBPATH/$O2IB_SYMVER) | tr ' ' '|') $PWD/$SYMVERFILE > $PWD/$SYMVERFILE.old
- else
- touch $PWD/$SYMVERFILE.old
- fi
- cat $PWD/$SYMVERFILE.old $O2IBPATH/$O2IB_SYMVER > $PWD/$SYMVERFILE
- rm $PWD/$SYMVERFILE.old
+ # we know that the found external OFED source+headers are good
+ EXT_O2IB_SYMBOLS=""
+ CHECK_SYMBOLS=""
+ if test -f $EXT_O2IBPATH/Module.symvers ; then
+ CHECK_SYMBOLS=$EXT_O2IBPATH/Module.symvers
+ fi
+ if test -n "$CHECK_SYMBOLS"; then
+ if test ! "$CHECK_SYMBOLS" -ef "$LINUX_OBJ/Module.symvers"; then
+ AC_MSG_NOTICE([adding $CHECK_SYMBOLS to external o2ib symbols])
+ EXT_O2IB_SYMBOLS="${CHECK_SYMBOLS}"
else
- AC_MSG_ERROR([an external source tree was specified for o2iblnd however I could not find a $O2IBPATH/Module.symvers there])
+ EXTERNAL_KO2IBLND="no"
fi
+ elif test "x$EXTERNAL_KO2IBLND" != "xno" ; then
+ AC_MSG_WARN([
+ * Module.symvers for external o2iblnd was not found.
+ * Expected: $EXT_O2IBPATH/Module.symvers
+ * ko2iblnd.ko for external OFED will not be built.
+ ])
+ EXTERNAL_KO2IBLND="no"
fi
+ fi
- LN_CONFIG_OFED_SPEC
- EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
+ # we suspect that the found in-kernel OFED source+headers are good
+ # the above compile test *could* be repeated with in-kernel paths ...
+ INT_O2IB_SYMBOLS=""
+ CHECK_SYMBOLS=""
+ if test -f $INT_O2IBPATH/Module.symvers; then
+ CHECK_SYMBOLS=$INT_O2IBPATH/Module.symvers
+ elif test "x$SUSE_KERNEL" = "xyes"; then
+ CHECK_SYMBOLS=$(find ${INT_O2IBPATH}* -name Module.symvers)
+ # Select only the current 'flavor' if there is more than 1
+ NUM_AVAIL=$(find ${INT_O2IBPATH}* -name Module.symvers | wc -l)
+ if test ${NUM_AVAIL} -gt 1; then
+ PREFER=$(basename ${LINUX_OBJ})
+ for F in $(find ${O2IBPATH}-obj -name Module.symvers)
+ do
+ maybe=$(echo $F | grep "/${PREFER}")
+ if test "x$maybe" != "x"; then
+ CHECK_SYMBOLS=$F
+ fi
+ done
+ fi
+ elif test -f $LINUX_OBJ/Module.symvers; then
+ # Debian symvers is in the arch tree
+ CHECK_SYMBOLS=$LINUX_OBJ/Module.symvers
fi
-fi
-AC_SUBST(EXTRA_LNET_INCLUDE)
-AC_SUBST(O2IBCPPFLAGS)
-AC_SUBST(O2IBLND)
+ if test -n "$CHECK_SYMBOLS"; then
+ if test ! "$CHECK_SYMBOLS" -ef "$LINUX_OBJ/Module.symvers"; then
+ AC_MSG_NOTICE([adding $CHECK_SYMBOLS to o2ib in-kernel symbols])
+ INT_O2IB_SYMBOLS="${CHECK_SYMBOLS}"
+ fi
+ else
+ AC_MSG_WARN([Module.symvers for in-kernel o2iblnd was not found, in-kernel ofed will not be built])
+ BUILT_IN_KO2IBLND="no"
+ fi
-# In RHEL 6.2, rdma_create_id() takes the queue-pair type as a fourth argument
-if test $ENABLEO2IB -ne 0; then
- AC_MSG_CHECKING([if rdma_create_id wants four args])
- LB_LINUX_TRY_COMPILE([
- #include <rdma/rdma_cm.h>
- ],[
- rdma_create_id(NULL, NULL, 0, 0);
+ if test "x$EXTERNAL_KO2IBLND" = "xno" -a "x$BUILT_IN_KO2IBLND" = "xno" ; then
+ AC_MSG_ERROR([No o2iblnd can be built])
+ elif test "x$ENABLE_MULTIPLE_LNDS" = "xno" -a \
+ "x$EXTERNAL_KO2IBLND" != "xno" -a "x$BUILT_IN_KO2IBLND" != "xno"; then
+ AC_MSG_WARN([
+NOTE: --enable-multiple-lnds is needed to enable both o2iblnd drivers.
+* Disabling in-kernel o2iblnd in favor of external o2iblnd driver.
+* There can be only one in this configuration
+ ])
+ BUILT_IN_KO2IBLND="no"
+ fi
+
+ LB_CHECK_COMPILE([if Linux kernel has kthread_worker],
+ linux_kthread_worker, [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <linux/kthread.h>
],[
- AC_MSG_RESULT([yes])
- AC_DEFINE(HAVE_RDMA_CREATE_ID_4ARG, 1,
- [rdma_create_id wants 4 args])
+ struct kthread_work *kth_wrk = NULL;
+ flush_kthread_work(kth_wrk);
],[
- AC_MSG_RESULT([no])
+ AC_DEFINE(HAVE_KTHREAD_WORK, 1, [kthread_worker found])
+ if test -z "$COMPAT_AUTOCONF"; then
+ EXTRA_OFED_INCLUDE="$EXTRA_OFED_INCLUDE -DCONFIG_COMPAT_IS_KTHREAD"
+ fi
])
-fi
+ EXTRA_CHECK_INCLUDE=""
])
+AC_SUBST(EXTRA_OFED_CONFIG)
+AC_SUBST(EXTRA_OFED_INCLUDE)
+AC_SUBST(EXT_O2IBLND)
+AC_SUBST(EXT_O2IB_SYMBOLS)
+AC_SUBST(INT_O2IB_SYMBOLS)
+
+# Passed down to deb packaging via autoMakefile.am
+AC_SUBST(EXT_O2IBPATH)
+AC_SUBST(ENABLEO2IB)
+AC_SUBST(ENABLE_MULTIPLE_LNDS)
+
+AS_IF([test $ENABLEO2IB != "no"], [
+ EXTRA_CHECK_INCLUDE="$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE"
+ if test ! $EXT_O2IBPATH -ef $LINUX_OBJ; then
+ EXTERNAL_KO2IBLND="yes"
+ fi
+
+ # In RHEL 6.2, rdma_create_id() takes the queue-pair type as a fourth argument
+ AC_DEFUN([LN_SRC_O2IB_RDMA_CREATE_ID_4A], [
+ LB2_OFED_TEST_SRC([rdma_create_id_4args], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/rdma_cm.h>
+ ],[
+ rdma_create_id(NULL, NULL, 0, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_RDMA_CREATE_ID_4A], [
+ LB2_OFED_TEST_RESULTS(
+ ['rdma_create_id' wants four args],
+ [rdma_create_id_4args],
+ [HAVE_OFED_RDMA_CREATE_ID_4ARG])
+ ])
+
+ # 4.4 added network namespace parameter for rdma_create_id()
+ AC_DEFUN([LN_SRC_O2IB_RDMA_CREATE_ID_5A], [
+ LB2_OFED_TEST_SRC([rdma_create_id_5args], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/rdma_cm.h>
+ ],[
+ rdma_create_id(NULL, NULL, NULL, 0, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_RDMA_CREATE_ID_5A], [
+ LB2_OFED_TEST_RESULTS(
+ ['rdma_create_id' wants five args],
+ [rdma_create_id_5args],
+ [HAVE_OFED_RDMA_CREATE_ID_5ARG])
+ ])
+
+ # 4.2 introduced struct ib_cq_init_attr which is used
+ # by ib_create_cq(). Note some OFED stacks only keep
+ # their headers in sync with latest kernels but not
+ # the functionality which means for infiniband testing
+ # we need to always test functionality testings.
+ AC_DEFUN([LN_SRC_O2IB_IB_CQ_INIT_ATTR], [
+ LB2_OFED_TEST_SRC([ib_cq_init_attr], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ struct ib_cq_init_attr cq_attr;
+
+ ib_create_cq(NULL, NULL, NULL, NULL, &cq_attr);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_CQ_INIT_ATTR], [
+ LB2_OFED_TEST_RESULTS(
+ ['struct ib_cq_init_attr' is used by ib_create_cq],
+ [ib_cq_init_attr],
+ [HAVE_OFED_IB_CQ_INIT_ATTR])
+ ])
+
+ # 4.3 removed ib_alloc_fast_reg_mr()
+ AC_DEFUN([LN_SRC_O2IB_IB_ALLOC_FAST_REG_MR], [
+ LB2_OFED_TEST_SRC([ib_alloc_fast_reg_mr], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_alloc_fast_reg_mr(NULL, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_ALLOC_FAST_REG_MR], [
+ LB2_OFED_TEST_RESULTS(
+ ['ib_alloc_fast_reg_mr' exists],
+ [ib_alloc_fast_reg_mr],
+ [HAVE_OFED_IB_ALLOC_FAST_REG_MR])
+ ])
+
+ # 4.9 must stop using ib_get_dma_mr and the global MR
+ # We then have to use FMR/Fastreg for all RDMA.
+ AC_DEFUN([LN_SRC_O2IB_IB_GET_DMA_MR], [
+ LB2_OFED_TEST_SRC([ib_get_dma_mr], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_get_dma_mr(NULL, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_GET_DMA_MR], [
+ LB2_OFED_TEST_RESULTS(
+ ['ib_get_dma_mr' exists],
+ [ib_get_dma_mr],
+ [HAVE_OFED_IB_GET_DMA_MR])
+ ])
+
+ # In v4.4 Linux kernel,
+ # commit e622f2f4ad2142d2a613a57fb85f8cf737935ef5
+ # split up struct ib_send_wr so that all non-trivial verbs
+ # use their own structure which embedds struct ib_send_wr.
+ AC_DEFUN([LN_SRC_O2IB_IB_RDMA_WR], [
+ LB2_OFED_TEST_SRC([ib_rdma_wr], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ const struct ib_rdma_wr *wr __attribute__ ((unused));
+
+ wr = rdma_wr(NULL);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_RDMA_WR], [
+ LB2_OFED_TEST_RESULTS(
+ ['struct ib_rdma_wr' is defined],
+ [ib_rdma_wr],
+ [HAVE_OFED_IB_RDMA_WR])
+ ])
+
+ # new fast registration API introduced in 4.4
+ AC_DEFUN([LN_SRC_O2IB_IB_MAP_MR_SG_4A], [
+ LB2_OFED_TEST_SRC([ib_map_mr_sg_4args], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_map_mr_sg(NULL, NULL, 0, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ # new fast registration API introduced in 4.4
+ AC_DEFUN([LN_O2IB_IB_MAP_MR_SG_4A], [
+ LB2_OFED_TEST_RESULTS(
+ ['ib_map_mr_sg' with 4 args exists],
+ [ib_map_mr_sg_4args],
+ [HAVE_OFED_IB_MAP_MR_SG])
+ ])
+
+ # ib_map_mr_sg changes from 4 to 5 args (adding sg_offset_p)
+ # in kernel 4.7 (and RHEL 7.3)
+ AC_DEFUN([LN_SRC_O2IB_IB_MAP_MR_SG_5A], [
+ LB2_OFED_TEST_SRC([ib_map_mr_sg_5args], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_map_mr_sg(NULL, NULL, 0, NULL, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_MAP_MR_SG_5A], [
+ LB2_OFED_TEST_RESULTS(
+ [struct ib_reg_wr exists],
+ [ib_map_mr_sg_5args],
+ [HAVE_OFED_IB_MAP_MR_SG])
+ LB2_OFED_TEST_RESULTS(
+ ['ib_map_mr_sg()' with 5 args exists],
+ [ib_map_mr_sg_5args],
+ [HAVE_OFED_IB_MAP_MR_SG_5ARGS])
+ ])
+
+ # ib_query_device() removed in 4.5
+ AC_DEFUN([LN_SRC_O2IB_IB_DEVICE_ATTRS], [
+ LB2_OFED_TEST_SRC([ib_device_attrs], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ struct ib_device dev;
+ struct ib_device_attr dev_attr = {};
+ dev.attrs = dev_attr;
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_DEVICE_ATTRS], [
+ LB2_OFED_TEST_RESULTS(
+ ['struct ib_device' has member 'attrs'],
+ [ib_device_attrs],
+ [HAVE_OFED_IB_DEVICE_ATTRS])
+ ])
+
+ # A flags argument was added to ib_alloc_pd() in Linux 4.9,
+ # commit ed082d36a7b2c27d1cda55fdfb28af18040c4a89
+ AC_DEFUN([LN_SRC_O2IB_IB_ALLOC_PD], [
+ LB2_OFED_TEST_SRC([ib_alloc_pd], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_alloc_pd(NULL, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_ALLOC_PD], [
+ LB2_OFED_TEST_RESULTS(
+ [2arg 'ib_alloc_pd' exists],
+ [ib_alloc_pd],
+ [HAVE_OFED_IB_ALLOC_PD_2ARGS])
+ ])
+
+ AC_DEFUN([LN_SRC_O2IB_IB_INC_RKEY], [
+ LB2_OFED_TEST_SRC([ib_inc_rkey], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ (void)ib_inc_rkey(0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_INC_RKEY], [
+ LB2_OFED_TEST_RESULTS(
+ [function 'ib_inc_rkey' is defined],
+ [ib_inc_rkey],
+ [HAVE_OFED_IB_INC_RKEY])
+ ])
+
+ # In MOFED 4.6, the second and third parameters for
+ # ib_post_send() and ib_post_recv() are declared with
+ # 'const'.
+ AC_DEFUN([LN_SRC_O2IB_IB_POST_SEND_CONST], [
+ LB2_OFED_TEST_SRC([ib_post_send_recv_const], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_post_send(NULL, (const struct ib_send_wr *)NULL,
+ (const struct ib_send_wr **)NULL);
+ ],[-Werror],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_POST_SEND_CONST], [
+ LB2_OFED_TEST_RESULTS(
+ ['ib_post_send() and ib_post_recv()' have const parameters],
+ [ib_post_send_recv_const],
+ [HAVE_OFED_IB_POST_SEND_RECV_CONST])
+ ])
+
+ # MOFED 5.5 fails with:
+ # ERROR: "ib_dma_virt_map_sg" [.../ko2iblnd.ko] undefined!
+ # See if we have a broken ib_dma_map_sg()
+ AC_DEFUN([LN_SRC_SANE_IB_DMA_MAP_SG], [
+ LB2_OFED_TEST_SRC([sane_ib_dma_map_sg], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ ],[
+ ib_dma_map_sg((struct ib_device *)NULL,
+ (struct scatterlist *)NULL, 1, 0);
+ ],[-Werror],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_SANE_IB_DMA_MAP_SG], [
+ LB2_OFED_TEST_RESULTS(
+ [if ib_dma_map_sg() is sane],
+ [sane_ib_dma_map_sg],
+ [HAVE_OFED_IB_DMA_MAP_SG_SANE],[module])
+ ])
+
+ #
+ # LN_IB_DEVICE_OPS_EXISTS
+ #
+ # kernel 5.0 commit 521ed0d92ab0db3edd17a5f4716b7f698f4fce61
+ # RDMA/core: Introduce ib_device_ops
+ # ... introduces the ib_device_ops structure that defines all the
+ # InfiniBand device operations in one place ...
+ #
+ AC_DEFUN([LN_SRC_O2IB_IB_DEVICE_OPS_EXISTS], [
+ LB2_OFED_TEST_SRC([ib_device_ops_test], [
+ #include <rdma/ib_verbs.h>
+ ],[
+ int x = offsetof(struct ib_device_ops, unmap_fmr);
+ x = x;
+ (void)x;
+ ],[-Werror],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_DEVICE_OPS_EXISTS], [
+ LB2_OFED_TEST_RESULTS(
+ [struct ib_device_ops is defined],
+ [ib_device_ops_test],
+ [HAVE_OFED_IB_DEVICE_OPS])
+ ]) # LN_IB_DEVICE_OPS_EXISTS
+
+ #
+ # LN_O2IB_IB_SG_DMA_ADDRESS_EXISTS
+ #
+ # kernel 5.1 commit a163afc88556e099271a7b423295bc5176fcecce
+ # IB/core: Remove ib_sg_dma_address() and ib_sg_dma_len()
+ # ... when dma_ops existed (3.6) ib_sg_dma_address() was not trivial ...
+ #
+ AC_DEFUN([LN_SRC_O2IB_IB_SG_DMA_ADDRESS_EXISTS], [
+ LB2_OFED_TEST_SRC([ib_sg_dma_address_test], [
+ #include <rdma/ib_verbs.h>
+ ],[
+ u64 x = ib_sg_dma_address(NULL, NULL);
+ x = x;
+ (void)x;
+ ],[-Werror],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_SG_DMA_ADDRESS_EXISTS], [
+ LB2_OFED_TEST_RESULTS(
+ [ib_sg_dma_address wrapper exists],
+ [ib_sg_dma_address_test],
+ [HAVE_OFED_IB_SG_DMA_ADDRESS])
+ ]) # LN_O2IB_IB_SG_DMA_ADDRESS_EXISTS
+
+ #
+ # LN_O2IB_RDMA_REJECT
+ #
+ # A reason argument was added to rdma_reject() in Linux 5.8,
+ # commit 8094ba0ace7f6cd1e31ea8b151fba3594cadfa9a
+ AC_DEFUN([LN_SRC_O2IB_RDMA_REJECT], [
+ LB2_OFED_TEST_SRC([rdma_reject], [
+ #ifdef HAVE_OFED_COMPAT_RDMA
+ #undef PACKAGE_NAME
+ #undef PACKAGE_TARNAME
+ #undef PACKAGE_VERSION
+ #undef PACKAGE_STRING
+ #undef PACKAGE_BUGREPORT
+ #undef PACKAGE_URL
+ #include <linux/compat-2.6.h>
+ #endif
+ #include <rdma/ib_verbs.h>
+ #include <rdma/ib_cm.h>
+ #include <rdma/rdma_cm.h>
+ ],[
+ rdma_reject(NULL, NULL, 0, 0);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_RDMA_REJECT], [
+ LB2_OFED_TEST_RESULTS(
+ [4arg 'rdma_reject' exists],
+ [rdma_reject],
+ [HAVE_OFED_RDMA_REJECT_4ARGS])
+ ]) # LN_O2IB_RDMA_REJECT
+
+ #
+ # LN_O2IB_IB_FMR
+ #
+ # The FMR pool API was removed in Linux 5.8,
+ # commit 4e373d5417ecbb4f438a8500f0379a2fc29c2643
+ AC_DEFUN([LN_SRC_O2IB_IB_FMR], [
+ LB2_OFED_TEST_SRC([ib_fmr], [
+ #include <rdma/ib_verbs.h>
+ ],[
+ struct ib_fmr fmr = {};
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_IB_FMR], [
+ LB2_OFED_TEST_RESULTS(
+ [FMR pools API available],
+ [ib_fmr],
+ [HAVE_OFED_FMR_POOL_API])
+ ]) # LN_O2IB_IB_FMR
+
+ #
+ # LN_O2IB_RDMA_CONNECT_LOCKED
+ #
+ # rdma_connect_locked() was added in Linux 5.10,
+ # commit 071ba4cc559de47160761b9500b72e8fa09d923d
+ # and in MOFED-5.2-2. rdma_connect_locked() must
+ # be called instead of rdma_connect() in
+ # RDMA_CM_EVENT_ROUTE_RESOLVED handler.
+ AC_DEFUN([LN_SRC_O2IB_RDMA_CONNECT_LOCKED], [
+ LB2_OFED_TEST_SRC([rdma_connect_locked], [
+ #include <rdma/rdma_cm.h>
+ ],[
+ rdma_connect_locked(NULL, NULL);
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
+ ])
+ AC_DEFUN([LN_O2IB_RDMA_CONNECT_LOCKED], [
+ LB2_OFED_TEST_RESULTS(
+ ['rdma_connect_locked' exists],
+ [rdma_connect_locked],
+ [HAVE_OFED_RDMA_CONNECT_LOCKED])
+ ]) # LN_O2IB_RDMA_CONNECT_LOCKED
+
+ EXTRA_CHECK_INCLUDE=""
+
+ AC_DEFUN([LN_CONFIG_O2IB_SRC], [
+ LN_SRC_O2IB_RDMA_CREATE_ID_4A
+ LN_SRC_O2IB_RDMA_CREATE_ID_5A
+ LN_SRC_O2IB_IB_CQ_INIT_ATTR
+ LN_SRC_O2IB_IB_ALLOC_FAST_REG_MR
+ LN_SRC_O2IB_IB_GET_DMA_MR
+ LN_SRC_O2IB_IB_RDMA_WR
+ LN_SRC_O2IB_IB_MAP_MR_SG_4A
+ LN_SRC_O2IB_IB_MAP_MR_SG_5A
+ LN_SRC_O2IB_IB_DEVICE_ATTRS
+ LN_SRC_O2IB_IB_ALLOC_PD
+ LN_SRC_O2IB_IB_INC_RKEY
+ LN_SRC_O2IB_IB_POST_SEND_CONST
+ LN_SRC_SANE_IB_DMA_MAP_SG
+ LN_SRC_O2IB_IB_DEVICE_OPS_EXISTS
+ LN_SRC_O2IB_IB_SG_DMA_ADDRESS_EXISTS
+ LN_SRC_O2IB_RDMA_REJECT
+ LN_SRC_O2IB_IB_FMR
+ LN_SRC_O2IB_RDMA_CONNECT_LOCKED
+ ])
+ AC_DEFUN([LN_CONFIG_O2IB_RESULTS], [
+ LN_O2IB_RDMA_CREATE_ID_4A
+ LN_O2IB_RDMA_CREATE_ID_5A
+ LN_O2IB_IB_CQ_INIT_ATTR
+ LN_O2IB_IB_ALLOC_FAST_REG_MR
+ LN_O2IB_IB_GET_DMA_MR
+ LN_O2IB_IB_RDMA_WR
+ LN_O2IB_IB_MAP_MR_SG_4A
+ LN_O2IB_IB_MAP_MR_SG_5A
+ LN_O2IB_IB_DEVICE_ATTRS
+ LN_O2IB_IB_ALLOC_PD
+ LN_O2IB_IB_INC_RKEY
+ LN_O2IB_IB_POST_SEND_CONST
+ LN_SANE_IB_DMA_MAP_SG
+ LN_O2IB_IB_DEVICE_OPS_EXISTS
+ LN_O2IB_IB_SG_DMA_ADDRESS_EXISTS
+ LN_O2IB_RDMA_REJECT
+ LN_O2IB_IB_FMR
+ LN_O2IB_RDMA_CONNECT_LOCKED
+ ])
+]) # ENABLEO2IB != "no"
+]) # LN_CONFIG_O2IB
#
-# LN_CONFIG_RALND
+# LN_CONFIG_GNILND
#
-# check whether to use the RapidArray lnd
+# check whether to use the Gemini Network Interface lnd
#
-AC_DEFUN([LN_CONFIG_RALND],
-[#### Rapid Array
-AC_MSG_CHECKING([if RapidArray kernel headers are present])
-# placeholder
-RACPPFLAGS="-I${LINUX}/drivers/xd1/include"
-EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
-LB_LINUX_TRY_COMPILE([
- #include <linux/types.h>
- #include <rapl.h>
-],[
- RAP_RETURN rc;
- RAP_PVOID dev_handle;
+AC_DEFUN([LN_CONFIG_GNILND], [
+AC_MSG_CHECKING([whether to enable GNI lnd])
+AC_ARG_ENABLE([gni],
+ AS_HELP_STRING([--enable-gni],
+ [enable GNI lnd]),
+ [], [enable_gni="no"])
+AC_MSG_RESULT([$enable_gni])
- rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
+AS_IF([test "x$enable_gni" = xyes], [
+ # GNICPPFLAGS was set in spec file
+ EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="$EXTRA_KCFLAGS $GNICPPFLAGS"
+ LB_CHECK_COMPILE([if GNI kernel headers are present],
+ GNI_header, [
+ #include <linux/types.h>
+ #include <gni_pub.h>
+ ],[
+ gni_cdm_handle_t kgni_domain;
+ gni_return_t rc;
+ int rrc;
+ rc = gni_cdm_create(0, 1, 1, 0, &kgni_domain);
+ rrc = (rc == GNI_RC_SUCCESS) ? 0 : 1;
+ return rrc;
+ ],[
+ GNILND="gnilnd"
+ ],[
+ AC_MSG_ERROR([cannot compile gnilnd with given GNICPPFLAGS: $GNICPPFLAGS])
+ ])
+ # at this point, we have gnilnd basic support,
+ # now check for extra features
+ LB_CHECK_COMPILE([to use RCA in gnilnd],
+ RCA_gnilnd, [
+ #include <linux/types.h>
+ #include <gni_pub.h>
+ #include <krca_lib.h>
+ ],[
+ gni_cdm_handle_t kgni_domain;
+ gni_return_t rc;
+ krca_ticket_t ticket = KRCA_NULL_TICKET;
+ int rrc;
+ __u32 nid = 0, nic_addr;
+ rc = gni_cdm_create(0, 1, 1, 0, &kgni_domain);
+ rrc = (rc == GNI_RC_SUCCESS) ? 0 : 1;
+ rrc += krca_nid_to_nicaddrs(nid, 1, &nic_addr);
+ rrc += krca_register(&ticket, RCA_MAKE_SERVICE_INDEX(RCA_IO_CLASS, 9), 99, 0);
+ return rrc;
+ ],[
+ GNICPPFLAGS="$GNICPPFLAGS -DGNILND_USE_RCA=1"
+ ])
+ EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
- return rc == RAP_SUCCESS ? 0 : 1;
-],[
- AC_MSG_RESULT([yes])
- RALND="ralnd"
-],[
- AC_MSG_RESULT([no])
- RALND=""
- RACPPFLAGS=""
-])
-EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
-AC_SUBST(RACPPFLAGS)
-AC_SUBST(RALND)
+ AC_SUBST(ENABLE_GNI, yes)
+], [
+ AC_SUBST(ENABLE_GNI, no)
])
+AC_SUBST(GNICPPFLAGS)
+AC_SUBST(GNILND)
+]) # LN_CONFIG_GNILND
+#
+# LN_CONFIG_KFILND
+#
+# check whether to use the kfabric Network Interface lnd
+#
+AC_DEFUN([LN_CONFIG_KFILND], [
+AC_ARG_WITH([kfi],
+ AS_HELP_STRING([--with-kfi=<path>], [Kfabric build path for kfilnd]),
+ [
+ AC_CHECK_FILE([$with_kfi/Module.symvers],
+ [
+ # KFICPPFLAGS was set in spec file
+ KFICPPFLAGS="-I$with_kfi/include"
+ EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="$EXTRA_KCFLAGS $KFICPPFLAGS"
+ KBUILD_EXTRA_SYMBOLS="$KBUILD_EXTRA_SYMBOLS $with_kfi/Module.symvers"
+ LB_CHECK_COMPILE([if kfabric headers are present], KFI_header,
+ [
+ #include <kfi_endpoint.h>
+ ],[
+ struct kfi_info *hints;
+ hints = kfi_allocinfo();
+ ],[
+ KFILND="kfilnd"
+ AC_MSG_NOTICE([adding $with_kfi/Module.symvers to Symbol Path])
+ EXTRA_SYMBOLS="$EXTRA_SYMBOLS $with_kfi/Module.symvers"
+ ],[
+ AC_MSG_ERROR([cannot compile kfilnd with given KFICPPFLAGS: $KFICPPFLAGS])
+ ])
+ ],[
+ AC_MSG_ERROR(["$with_kfi/Module.symvers does not exist"])
+ ])
+ ],[])
+AC_DEFINE(HAVE_KFILND, 1, [support kfabric LND])
+AC_SUBST(KFICPPFLAGS)
+AC_SUBST(KFILND)
+AC_SUBST(EXTRA_SYMBOLS)
+]) # LN_CONFIG_KFILND
+#
+# LN_CONFIG_SOCK_CREATE_KERN
+#
+# 4.x sock_create_kern() added a first parameter as 'struct net *'
+# instead of int.
+#
+AC_DEFUN([LN_SRC_CONFIG_SOCK_CREATE_KERN], [
+ LB2_LINUX_TEST_SRC([sock_create_kern_net], [
+ #include <linux/net.h>
+ #include <net/net_namespace.h>
+ ],[
+ sock_create_kern((struct net*)0, 0, 0, 0, NULL);
+ ],[-Werror])
+])
+AC_DEFUN([LN_CONFIG_SOCK_CREATE_KERN], [
+ LB2_MSG_LINUX_TEST_RESULT([if 'sock_create_kern' first parameter is net],
+ [sock_create_kern_net], [
+ AC_DEFINE(HAVE_SOCK_CREATE_KERN_USE_NET, 1,
+ [sock_create_kern use net as first parameter])
+ ])
+]) # LN_CONFIG_SOCK_CREATE_KERN
#
+# LN_CONFIG_SK_DATA_READY
#
-# LN_CONFIG_USERSPACE
+# 3.15 for struct sock the *sk_data_ready() field only takes one argument now
#
-# This is defined but empty because it is called from
-# build/autconf/lustre-build.m4 which is shared by all branches.
+AC_DEFUN([LN_SRC_CONFIG_SK_DATA_READY], [
+ LB2_LINUX_TEST_SRC([sk_data_ready], [
+ #include <linux/net.h>
+ #include <net/sock.h>
+ ],[
+ ((struct sock *)0)->sk_data_ready(NULL);
+ ],[-Werror])
+])
+AC_DEFUN([LN_CONFIG_SK_DATA_READY], [
+ LB2_MSG_LINUX_TEST_RESULT([if 'sk_data_ready' takes only one argument],
+ [sk_data_ready], [
+ AC_DEFINE(HAVE_SK_DATA_READY_ONE_ARG, 1,
+ [sk_data_ready uses only one argument])
+ ])
+]) # LN_CONFIG_SK_DATA_READY
+
#
-AC_DEFUN([LN_CONFIG_USERSPACE],
-[
+# LN_ETHTOOL_LINK_SETTINGS
+#
+# ethtool_link_settings was added in Linux 4.6
+#
+AC_DEFUN([LN_SRC_ETHTOOL_LINK_SETTINGS], [
+ LB2_LINUX_TEST_SRC([ethtool_link_settings], [
+ #include <linux/ethtool.h>
+ ],[
+ struct ethtool_link_ksettings cmd;
+ ],[],[$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE])
])
+AC_DEFUN([LN_ETHTOOL_LINK_SETTINGS], [
+ LB2_MSG_LINUX_TEST_RESULT([if 'ethtool_link_settings' exists],
+ [ethtool_link_settings], [
+ AC_DEFINE(HAVE_ETHTOOL_LINK_SETTINGS, 1,
+ [ethtool_link_settings is defined])
+ ])
+]) # LN_ETHTOOL_LINK_SETTINGS
-# See if sysctl proc_handler wants only 5 arguments (since 2.6.32)
-AC_DEFUN([LN_5ARGS_SYSCTL_PROC_HANDLER],
-[AC_MSG_CHECKING([if sysctl proc_handler wants 5 args])
-LB_LINUX_TRY_COMPILE([
- #include <linux/sysctl.h>
-],[
- struct ctl_table *table = NULL;
- int write = 1;
- void __user *buffer = NULL;
- size_t *lenp = NULL;
- loff_t *ppos = NULL;
+#
+# LN_HAVE_HYPERVISOR_IS_TYPE
+#
+# 4.14 commit 79cc74155218316b9a5d28577c7077b2adba8e58
+# x86/paravirt: Provide a way to check for hypervisors
+#
+AC_DEFUN([LN_SRC_HAVE_HYPERVISOR_IS_TYPE], [
+ LB2_LINUX_TEST_SRC([hypervisor_is_type_exists], [
+ #include <asm/hypervisor.h>
+ ],[
+ (void)hypervisor_is_type(X86_HYPER_NATIVE);
+ ],[-Werror])
+])
+AC_DEFUN([LN_HAVE_HYPERVISOR_IS_TYPE], [
+ LB2_MSG_LINUX_TEST_RESULT([if hypervisor_is_type function is available],
+ [hypervisor_is_type_exists], [
+ AC_DEFINE(HAVE_HYPERVISOR_IS_TYPE, 1,
+ [hypervisor_is_type function exists])
+ ])
+]) # LN_HAVE_HYPERVISOR_IS_TYPE
- proc_handler *proc_handler;
- proc_handler(table, write, buffer, lenp, ppos);
+#
+# LN_HAVE_ORACLE_OFED_EXTENSIONS
+#
+# Oracle UEK 5
+#
+AC_DEFUN([LN_SRC_HAVE_ORACLE_OFED_EXTENSIONS], [
+ LB2_LINUX_TEST_SRC([oracle_ofed_ext], [
+ #include <rdma/ib_fmr_pool.h>
+ ],[
+ struct ib_fmr_pool_param param = {
+ .relaxed = 0
+ };
+ (void)param;
+ ])
+])
+AC_DEFUN([LN_HAVE_ORACLE_OFED_EXTENSIONS], [
+ LB2_MSG_LINUX_TEST_RESULT([if Oracle OFED Extensions are enabled],
+ [oracle_ofed_ext], [
+ AC_DEFINE(HAVE_ORACLE_OFED_EXTENSIONS, 1,
+ [if Oracle OFED Extensions are enabled])
+ ])
+]) # LN_HAVE_ORACLE_OFED_EXTENSIONS
-],[
- AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_5ARGS_SYSCTL_PROC_HANDLER, 1,
- [sysctl proc_handler wants 5 args])
-],[
- AC_MSG_RESULT(no)
+#
+# LN_CONFIG_SOCK_GETNAME
+#
+# 4.17 commit 9b2c45d479d0fb8647c9e83359df69162b5fbe5f getname()
+# does not take the length *int argument and returns the length
+#
+AC_DEFUN([LN_SRC_CONFIG_SOCK_GETNAME], [
+ LB2_LINUX_TEST_SRC([kern_sock_getname_2args], [
+ #include <linux/net.h>
+ ],[
+ kernel_getsockname(NULL, NULL);
+ ],[-Werror])
])
+AC_DEFUN([LN_CONFIG_SOCK_GETNAME], [
+ LB2_MSG_LINUX_TEST_RESULT([if 'getname' has two args],
+ [kern_sock_getname_2args], [
+ AC_DEFINE(HAVE_KERN_SOCK_GETNAME_2ARGS, 1,
+ ['getname' has two args])
+ ])
+]) # LN_CONFIG_SOCK_GETNAME
+
+#
+# LN_HAVE_IN_DEV_FOR_EACH_IFA_RTNL
+#
+# kernel 5.3 commit ef11db3310e272d3d8dbe8739e0770820dd20e52
+# and kernel 4.18.0-193.el8:
+# added in_dev_for_each_ifa_rtnl and in_dev_for_each_ifa_rcu
+# and removed for_ifa and endfor_ifa.
+# Use the _rntl variant as the current locking is rtnl.
+#
+AC_DEFUN([LN_SRC_HAVE_IN_DEV_FOR_EACH_IFA_RTNL], [
+ LB2_LINUX_TEST_SRC([in_dev_for_each_ifa_rtnl_test], [
+ #include <linux/inetdevice.h>
+ ],[
+ const struct in_ifaddr *ifa = NULL;
+ struct in_device *in_dev = NULL;
+
+ in_dev_for_each_ifa_rtnl(ifa, in_dev) {}
+ ],[-Werror])
])
+AC_DEFUN([LN_HAVE_IN_DEV_FOR_EACH_IFA_RTNL], [
+ LB2_MSG_LINUX_TEST_RESULT([if 'in_dev_for_each_ifa_rtnl' is defined],
+ [in_dev_for_each_ifa_rtnl_test], [
+ AC_DEFINE(HAVE_IN_DEV_FOR_EACH_IFA_RTNL, 1,
+ ['in_dev_for_each_ifa_rtnl' is defined])
+ ])
+]) # LN_HAVE_IN_DEV_FOR_EACH_IFA_RTNL
#
-# 2.6.36 tcp_sendpage() first parameter is 'struct sock' instead of 'struct socket'.
+# LN_USR_RDMA
#
-AC_DEFUN([LN_CONFIG_TCP_SENDPAGE],
-[AC_MSG_CHECKING([if tcp_sendpage first parameter is socket])
-tmp_flags="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="-Werror"
-LB_LINUX_TRY_COMPILE([
- #include <linux/net.h>
- #include <net/tcp.h>
-],[
- tcp_sendpage((struct socket*)0, NULL, 0, 0, 0);
-],[
- AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_TCP_SENDPAGE_USE_SOCKET, 1,
- [tcp_sendpage use socket as first parameter])
-],[
- AC_MSG_RESULT(no)
+#
+AC_DEFUN([LN_USR_RDMA], [
+AC_MSG_CHECKING([if RDMA_PS_TCP exists])
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([
+ #include <rdma/rdma_user_cm.h>
+
+ int main(void) {
+ int x = (int)RDMA_PS_TCP;
+ return x;
+ }
+])],[
+ AC_DEFINE(HAVE_USRSPC_RDMA_PS_TCP, 1,
+ [RDMA_PS_TCP exists])
])
-EXTRA_KCFLAGS="$tmp_flags"
+]) # LN_USR_RDMA
+
+AC_DEFUN([LN_PROG_LINUX_SRC], [
+ LN_CONFIG_O2IB_SRC
+ # 3.15
+ LN_SRC_CONFIG_SK_DATA_READY
+ # 4.x
+ LN_SRC_CONFIG_SOCK_CREATE_KERN
+ # 4.6
+ LN_SRC_ETHTOOL_LINK_SETTINGS
+ # 4.14
+ LN_SRC_HAVE_HYPERVISOR_IS_TYPE
+ LN_SRC_HAVE_ORACLE_OFED_EXTENSIONS
+ # 4.17
+ LN_SRC_CONFIG_SOCK_GETNAME
+ # 5.3 and 4.18.0-193.el8
+ LN_SRC_HAVE_IN_DEV_FOR_EACH_IFA_RTNL
+])
+
+AC_DEFUN([LN_PROG_LINUX_RESULTS], [
+ LN_CONFIG_O2IB_RESULTS
+ # 3.15
+ LN_CONFIG_SK_DATA_READY
+ # 4.x
+ LN_CONFIG_SOCK_CREATE_KERN
+ # 4.6
+ LN_ETHTOOL_LINK_SETTINGS
+ # 4.14
+ LN_HAVE_HYPERVISOR_IS_TYPE
+ LN_HAVE_ORACLE_OFED_EXTENSIONS
+ # 4.17
+ LN_CONFIG_SOCK_GETNAME
+ # 5.3 and 4.18.0-193.el8
+ LN_HAVE_IN_DEV_FOR_EACH_IFA_RTNL
])
#
#
# LNet linux kernel checks
#
-AC_DEFUN([LN_PROG_LINUX],
-[
-LN_FUNC_DEV_GET_BY_NAME_2ARG
-LN_CONFIG_AFFINITY
+AC_DEFUN([LN_PROG_LINUX], [
+AC_MSG_NOTICE([LNet kernel checks
+==============================================================================])
+
LN_CONFIG_BACKOFF
-LN_CONFIG_QUADRICS
LN_CONFIG_O2IB
-LN_CONFIG_RALND
-LN_CONFIG_PTLLND
-LN_CONFIG_MX
-# 2.6.32
-LN_5ARGS_SYSCTL_PROC_HANDLER
-# 2.6.36
-LN_CONFIG_TCP_SENDPAGE
-])
-
-#
-# LN_PROG_DARWIN
-#
-# Darwin checks
-#
-AC_DEFUN([LN_PROG_DARWIN],
-[LB_DARWIN_CHECK_FUNCS([get_preemption_level])
-])
+LN_CONFIG_GNILND
+LN_CONFIG_KFILND
+]) # LN_PROG_LINUX
#
# LN_PATH_DEFAULTS
#
# default paths for installed files
#
-AC_DEFUN([LN_PATH_DEFAULTS],
-[
-])
+AC_DEFUN([LN_PATH_DEFAULTS], [
+]) # LN_PATH_DEFAULTS
#
# LN_CONFIGURE
#
# other configure checks
#
-AC_DEFUN([LN_CONFIGURE],
-[# lnet/utils/portals.c
-AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h endian.h sys/ioctl.h])
-AC_CHECK_FUNCS([gethostbyname socket connect])
+AC_DEFUN([LN_CONFIGURE], [
+AC_MSG_NOTICE([LNet core checks
+==============================================================================])
-# lnet/utils/debug.c
-AC_CHECK_HEADERS([linux/version.h])
+AC_ARG_WITH([cuda],
+ AS_HELP_STRING([--with-cuda=path],
+ [Path to the CUDA sources. Set to 'no' to disable.]),
+ [cudapath="$withval"],
+ [cudapath1=`ls -d1 /usr/src/nvidia-*/nvidia/ 2>/dev/null | tail -1`])
-# lnet/utils/wirecheck.c
-AC_CHECK_FUNCS([strnlen])
+AC_ARG_WITH([gds],
+ AS_HELP_STRING([--with-gds=path],
+ [Path to the GDS sources. Set to 'no' to disable.]),
+ [gdspath="$withval"],
+ [gdspath1=`ls -d1 /usr/src/nvidia-fs*/ 2>/dev/null | tail -1`])
-# -------- Check for required packages --------------
+AC_MSG_CHECKING([cuda source directory])
+ AS_IF([test -z "${cudapath}"], [
+ AS_IF([test -e "${cudapath1}/nv-p2p.h"], [
+ cudapath=${cudapath1}
+ ], [
+ cudapath="[Not found]"
+ ])
+ ])
+AC_MSG_RESULT([$cudapath])
+
+AC_MSG_CHECKING([gds source directory])
+ AS_IF([test -z "${gdspath}"], [
+ AS_IF([test -e "${gdspath1}/nvfs-dma.h"], [
+ gdspath=${gdspath1}
+ ], [
+ gdspath="[Not found]"
+ ])
+ ])
+AC_MSG_RESULT([$gdspath])
+
+AS_IF([test -e "${cudapath}" && test -e "${gdspath}"],[
+ LB_CHECK_FILE([$cudapath/nv-p2p.h], [
+ AC_MSG_RESULT([CUDA path is $cudapath])
+ [CUDA_PATH=${cudapath}]
+ AC_SUBST(CUDA_PATH)
+ ],[
+ AC_MSG_RESULT([CUDA sources not found: nv-p2p.h does not exist])
+ ])
+
+ LB_CHECK_FILE([$gdspath/nvfs-dma.h], [
+ LB_CHECK_FILE([$gdspath/config-host.h], [
+ AC_MSG_RESULT([GDS path is ${gdspath}])
+ [GDS_PATH=${gdspath}]
+ AC_SUBST(GDS_PATH)
+ AC_DEFINE(WITH_GDS, 1, "GDS build enabled")
+ ], [
+ AC_MSG_RESULT([GDS sources not found: config-host.h does not exist])
+ ])
+ ], [
+ AC_MSG_RESULT([GDS sources not found: nvfs-dma.h does not exist])
+ ])
+],[
+ AC_MSG_WARN([CUDA or GDS sources not found. GDS support disabled])
+])
+
+# lnet/utils/lnetconfig/liblnetconfig_netlink.c
+AS_IF([test "x$PKGCONF" = "x"],
+ [AC_MSG_ERROR([pkg-config package is required to configure Lustre])])
+
+AS_IF([test "x$enable_dist" = xno], [
+ PKG_CHECK_MODULES(LIBNL3, [libnl-genl-3.0 >= 3.1])
+])
+
+AC_CHECK_LIB([nl-3], [nla_get_s32], [
+ AC_DEFINE(HAVE_NLA_GET_S32, 1,
+ [libnl3 supports nla_get_s32])
+ ], [
+])
+
+AC_CHECK_LIB([nl-3], [nla_get_s64], [
+ AC_DEFINE(HAVE_NLA_GET_S64, 1,
+ [libnl3 supports nla_get_s64])
+ ], [
+])
#
-# LC_CONFIG_READLINE
-#
-# Build with readline
+# LN_USR_NLMSGERR
#
-AC_MSG_CHECKING([whether to enable readline support])
-AC_ARG_ENABLE(readline,
- AC_HELP_STRING([--disable-readline],
- [disable readline support]),
- [],[enable_readline='yes'])
-AC_MSG_RESULT([$enable_readline])
+AC_DEFUN([LN_USR_NLMSGERR], [
+AC_MSG_CHECKING([if 'enum nlmsgerr_attrs' exists])
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([
+ #include <linux/netlink.h>
-# -------- check for readline if enabled ----
-if test x$enable_readline = xyes ; then
- LIBS_save="$LIBS"
- LIBS="-lncurses $LIBS"
- AC_CHECK_LIB([readline],[readline],[
- LIBREADLINE="-lreadline -lncurses"
- AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
- ],[
- LIBREADLINE=""
- ])
- LIBS="$LIBS_save"
-else
- LIBREADLINE=""
-fi
-AC_SUBST(LIBREADLINE)
-
-# -------- enable acceptor libwrap (TCP wrappers) support? -------
-AC_MSG_CHECKING([if libwrap support is requested])
-AC_ARG_ENABLE([libwrap],
- AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
- [case "${enableval}" in
- yes) enable_libwrap=yes ;;
- no) enable_libwrap=no ;;
- *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
- esac],[enable_libwrap=no])
-AC_MSG_RESULT([$enable_libwrap])
-if test x$enable_libwrap = xyes ; then
- LIBWRAP="-lwrap"
- AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
-else
- LIBWRAP=""
-fi
-AC_SUBST(LIBWRAP)
-
-# ----------------------------------------
-# some tests for catamount-like systems
-# ----------------------------------------
-AC_ARG_ENABLE([sysio_init],
- AC_HELP_STRING([--disable-sysio-init],
- [call sysio init functions when initializing liblustre]),
- [],[enable_sysio_init=yes])
-AC_MSG_CHECKING([whether to initialize libsysio])
-AC_MSG_RESULT([$enable_sysio_init])
-if test x$enable_sysio_init != xno ; then
- AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
-fi
-
-AC_ARG_ENABLE([urandom],
- AC_HELP_STRING([--disable-urandom],
- [disable use of /dev/urandom for liblustre]),
- [],[enable_urandom=yes])
-AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
-AC_MSG_RESULT([$enable_urandom])
-if test x$enable_urandom != xno ; then
- AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
-fi
-
-# -------- check for -lcap support ----
-if test x$enable_liblustre = xyes ; then
- AC_CHECK_LIB([cap], [cap_get_proc],
- [
- CAP_LIBS="-lcap"
- AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
- ],
- [
- CAP_LIBS=""
- ])
- AC_SUBST(CAP_LIBS)
+ int main(void) {
+ int x = (int)NLMSGERR_ATTR_MAX;
+ return x;
+ }
+])],[
+ AC_DEFINE(HAVE_USRSPC_NLMSGERR, 1,
+ ['enum nlmsgerr_attrs' exists])
+])
+]) # LN_USR_NLMGSERR
-fi
+# lnet/utils/portals.c
+AC_CHECK_HEADERS([netdb.h])
-LN_CONFIG_MAX_PAYLOAD
-LN_CONFIG_UPTLLND
-LN_CONFIG_USOCKLND
+# lnet/utils/wirecheck.c
+AC_CHECK_FUNCS([strnlen])
+
+# -------- Check for required packages --------------
+
+AC_MSG_CHECKING([whether to enable 'efence' debugging support])
+AC_ARG_ENABLE(efence,
+ AS_HELP_STRING([--enable-efence],
+ [use efence library]),
+ [], [enable_efence="no"])
+AC_MSG_RESULT([$enable_efence])
+
+LIBEFENCE=""
+AS_IF([test "$enable_efence" = yes], [
+ LIBEFENCE="-lefence"
+ AC_DEFINE(HAVE_LIBEFENCE, 1,
+ [libefence support is requested])
+ AC_SUBST(ENABLE_EFENCE, yes)
+], [
+ AC_SUBST(ENABLE_EFENCE, no)
])
+AC_SUBST(LIBEFENCE)
+
+LN_CONFIG_DLC
+LN_USR_RDMA
+LN_USR_NLMSGERR
+]) # LN_CONFIGURE
#
# LN_CONDITIONALS
#
-# AM_CONDITOINAL defines for lnet
+# AM_CONDITIONAL defines for lnet
#
-AC_DEFUN([LN_CONDITIONALS],
-[AM_CONDITIONAL(BUILD_QSWLND, test x$QSWLND = "xqswlnd")
-AM_CONDITIONAL(BUILD_MXLND, test x$MXLND = "xmxlnd")
-AM_CONDITIONAL(BUILD_O2IBLND, test x$O2IBLND = "xo2iblnd")
-AM_CONDITIONAL(BUILD_RALND, test x$RALND = "xralnd")
-AM_CONDITIONAL(BUILD_PTLLND, test x$PTLLND = "xptllnd")
-AM_CONDITIONAL(BUILD_UPTLLND, test x$UPTLLND = "xptllnd")
-AM_CONDITIONAL(BUILD_USOCKLND, test x$USOCKLND = "xusocklnd")
-])
+AC_DEFUN([LN_CONDITIONALS], [
+AM_CONDITIONAL(EXTERNAL_KO2IBLND, test x$EXTERNAL_KO2IBLND = "xyes")
+AM_CONDITIONAL(BUILT_IN_KO2IBLND, test x$BUILT_IN_KO2IBLND = "xyes")
+AM_CONDITIONAL(BUILD_GNILND, test x$GNILND = "xgnilnd")
+AM_CONDITIONAL(BUILD_KFILND, test x$KFILND = "xkfilnd")
+]) # LN_CONDITIONALS
#
# LN_CONFIG_FILES
#
# files that should be generated with AC_OUTPUT
#
-AC_DEFUN([LN_CONFIG_FILES],
-[AC_CONFIG_FILES([
-lnet/Kernelenv
+AC_DEFUN([LN_CONFIG_FILES], [
+AC_CONFIG_FILES([
lnet/Makefile
lnet/autoMakefile
lnet/autoconf/Makefile
lnet/doc/Makefile
lnet/include/Makefile
lnet/include/lnet/Makefile
-lnet/include/lnet/linux/Makefile
+lnet/include/uapi/linux/lnet/Makefile
lnet/klnds/Makefile
lnet/klnds/autoMakefile
-lnet/klnds/mxlnd/autoMakefile
-lnet/klnds/mxlnd/Makefile
lnet/klnds/o2iblnd/Makefile
lnet/klnds/o2iblnd/autoMakefile
-lnet/klnds/qswlnd/Makefile
-lnet/klnds/qswlnd/autoMakefile
-lnet/klnds/ralnd/Makefile
-lnet/klnds/ralnd/autoMakefile
+lnet/klnds/in-kernel-o2iblnd/Makefile
+lnet/klnds/in-kernel-o2iblnd/autoMakefile
+lnet/klnds/gnilnd/Makefile
+lnet/klnds/gnilnd/autoMakefile
lnet/klnds/socklnd/Makefile
lnet/klnds/socklnd/autoMakefile
-lnet/klnds/ptllnd/Makefile
-lnet/klnds/ptllnd/autoMakefile
+lnet/klnds/kfilnd/Makefile
+lnet/klnds/kfilnd/autoMakefile
lnet/lnet/Makefile
lnet/lnet/autoMakefile
lnet/selftest/Makefile
lnet/selftest/autoMakefile
-lnet/ulnds/Makefile
-lnet/ulnds/autoMakefile
-lnet/ulnds/socklnd/Makefile
-lnet/ulnds/ptllnd/Makefile
lnet/utils/Makefile
-lnet/include/lnet/darwin/Makefile
-])
+lnet/utils/lnetconfig/Makefile
])
+]) # LN_CONFIG_FILES