# # LN_CONFIG_MAX_PAYLOAD # # configure maximum payload # 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_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 >= $PTL_MIN_CC_VERSION]) fi ]) # # LN_CONFIG_AFFINITY # # check if cpu affinity is available/wanted # AC_DEFUN([LN_CONFIG_AFFINITY], [AC_ARG_ENABLE([affinity], AC_HELP_STRING([--disable-affinity], [disable process/irq affinity]), [],[enable_affinity='yes']) AC_MSG_CHECKING([for CPU affinity support]) if test x$enable_affinity = xno ; then AC_MSG_RESULT([no (by request)]) else LB_LINUX_TRY_COMPILE([ #include ],[ 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_PORTALS # # configure support for Portals # 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 ]) 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_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 $LINUX/include/linux/tcp.h|grep -q __u16; then AC_DEFINE(SOCKNAL_BACKOFF_MS, 1, [tunable backoff TCP in ms]) fi else AC_MSG_RESULT([no (no kernel support)]) fi fi ]) # # LN_CONFIG_PTLLND # # configure support for Portals LND # AC_DEFUN([LN_CONFIG_PTLLND], [ if test -z "$ENABLEPORTALS"; then LN_CONFIG_PORTALS fi AC_MSG_CHECKING([whether to build the kernel portals LND]) PTLLND="" if test $ENABLEPORTALS -ne 0; then AC_MSG_RESULT([yes]) PTLLND="ptllnd" else AC_MSG_RESULT([no]) fi AC_SUBST(PTLLND) ]) # # LN_CONFIG_UPTLLND # # configure support for Portals LND # AC_DEFUN([LN_CONFIG_UPTLLND], [ if test -z "$ENABLEPORTALS"; then LN_CONFIG_PORTALS fi AC_MSG_CHECKING([whether to build the userspace portals LND]) UPTLLND="" if test $ENABLEPORTALS -ne 0; then AC_MSG_RESULT([yes]) UPTLLND="ptllnd" else AC_MSG_RESULT([no]) fi AC_SUBST(UPTLLND) ]) # # LN_CONFIG_USOCKLND # # configure support for userspace TCP/IP LND # AC_DEFUN([LN_CONFIG_USOCKLND], [AC_MSG_CHECKING([whether to build usocklnd]) AC_ARG_ENABLE([usocklnd], AC_HELP_STRING([--disable-usocklnd], [disable usocklnd]), [],[enable_usocklnd='yes']) if test x$enable_usocklnd = xyes ; then if test "$ENABLE_LIBPTHREAD" = "yes" ; then AC_MSG_RESULT([yes]) USOCKLND="usocklnd" else AC_MSG_RESULT([no (libpthread not present or disabled)]) USOCKLND="" fi else AC_MSG_RESULT([no (disabled explicitly)]) USOCKLND="" fi AC_SUBST(USOCKLND) ]) # # LN_CONFIG_QUADRICS # # check if quadrics support is in this kernel # AC_DEFUN([LN_CONFIG_QUADRICS], [AC_MSG_CHECKING([for QsNet sources]) AC_ARG_WITH([qsnet], AC_HELP_STRING([--with-qsnet=path], [set path to qsnet source (default=$LINUX)]), [QSNET=$with_qsnet], [QSNET=$LINUX]) AC_MSG_RESULT([$QSNET]) 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]) 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="" ]) ]) 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 #include ],[ 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) ]) # # LN_CONFIG_O2IB # AC_DEFUN([LN_CONFIG_O2IB],[ 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 #include #if !HAVE_GFP_T typedef int gfp_t; #endif #include #include #include #include ],[ 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; cm_id = rdma_create_id(NULL, NULL, RDMA_PS_TCP); return PTR_ERR(cm_id); ],[ AC_MSG_RESULT([yes]) 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="" ]) # 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 else AC_MSG_ERROR([an external source tree was specified for o2iblnd however I could not find a $O2IBPATH/Module.symvers there]) fi fi LN_CONFIG_OFED_SPEC EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save" fi fi AC_SUBST(EXTRA_LNET_INCLUDE) AC_SUBST(O2IBCPPFLAGS) AC_SUBST(O2IBLND) ]) # # LN_CONFIG_RALND # # check whether to use the RapidArray 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 $RACPPFLAGS" LB_LINUX_TRY_COMPILE([ #include #include ],[ RAP_RETURN rc; RAP_PVOID dev_handle; rc = RapkGetDeviceByIndex(0, NULL, &dev_handle); return rc == RAP_SUCCESS ? 0 : 1; ],[ AC_MSG_RESULT([yes]) RALND="ralnd" ],[ AC_MSG_RESULT([no]) RALND="" RACPPFLAGS="" ]) EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save" AC_SUBST(RACPPFLAGS) AC_SUBST(RALND) ]) # # # LN_CONFIG_USERSPACE # # This is defined but empty because it is called from # build/autconf/lustre-build.m4 which is shared by all branches. # AC_DEFUN([LN_CONFIG_USERSPACE], [ ]) # 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 ],[ struct ctl_table *table = NULL; int write = 1; void __user *buffer = NULL; size_t *lenp = NULL; loff_t *ppos = NULL; proc_handler *proc_handler; proc_handler(table, write, buffer, lenp, ppos); ],[ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_5ARGS_SYSCTL_PROC_HANDLER, 1, [sysctl proc_handler wants 5 args]) ],[ AC_MSG_RESULT(no) ]) ]) # # LN_PROG_LINUX # # LNet linux kernel checks # AC_DEFUN([LN_PROG_LINUX], [ LN_CONFIG_AFFINITY 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 ]) # # LN_PROG_DARWIN # # Darwin checks # AC_DEFUN([LN_PROG_DARWIN], [LB_DARWIN_CHECK_FUNCS([get_preemption_level]) ]) # # LN_PATH_DEFAULTS # # default paths for installed files # AC_DEFUN([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]) # lnet/utils/debug.c AC_CHECK_HEADERS([linux/version.h]) AC_CHECK_TYPE([spinlock_t], [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])], [], [#include ]) # lnet/utils/wirecheck.c AC_CHECK_FUNCS([strnlen]) # -------- Check for required packages -------------- # # LC_CONFIG_READLINE # # Build with readline # 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([$enable_readline]) # -------- check for readline if enabled ---- if test x$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) fi LN_CONFIG_MAX_PAYLOAD LN_CONFIG_UPTLLND LN_CONFIG_USOCKLND ]) # # LN_CONDITIONALS # # AM_CONDITOINAL 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") ]) # # LN_CONFIG_FILES # # files that should be generated with AC_OUTPUT # AC_DEFUN([LN_CONFIG_FILES], [AC_CONFIG_FILES([ lnet/Kernelenv lnet/Makefile lnet/autoMakefile lnet/autoconf/Makefile lnet/doc/Makefile lnet/include/Makefile lnet/include/lnet/Makefile lnet/include/lnet/linux/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/socklnd/Makefile lnet/klnds/socklnd/autoMakefile lnet/klnds/ptllnd/Makefile lnet/klnds/ptllnd/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 ]) ])