2 # LN_CONFIG_MAX_PAYLOAD
4 # configure maximum payload
6 AC_DEFUN([LN_CONFIG_MAX_PAYLOAD],
7 [AC_MSG_CHECKING([for non-default maximum LNET payload])
8 AC_ARG_WITH([max-payload-mb],
9 AC_HELP_STRING([--with-max-payload-mb=MBytes],
10 [set maximum lnet payload in MBytes]),
12 AC_MSG_RESULT([$with_max_payload_mb])
13 LNET_MAX_PAYLOAD_MB=$with_max_payload_mb
14 LNET_MAX_PAYLOAD="(($with_max_payload_mb)<<20)"
17 LNET_MAX_PAYLOAD="LNET_MTU"
19 AC_DEFINE_UNQUOTED(LNET_MAX_PAYLOAD, $LNET_MAX_PAYLOAD,
24 # LN_CHECK_GCC_VERSION
26 # Check compiler version
28 AC_DEFUN([LN_CHECK_GCC_VERSION],
29 [AC_MSG_CHECKING([compiler version])
30 PTL_CC_VERSION=`$CC --version | awk '/^gcc/{print $ 3}'`
31 PTL_MIN_CC_VERSION="3.2.2"
33 awk -F. '{printf "%d\n", (($ 1)*100+($ 2))*100+($ 3)}'
35 if test -z "$PTL_CC_VERSION" -o \
36 `echo $PTL_CC_VERSION | v2n` -ge `echo $PTL_MIN_CC_VERSION | v2n`; then
39 AC_MSG_RESULT([Buggy compiler found])
40 AC_MSG_ERROR([Need gcc version >= $PTL_MIN_CC_VERSION])
47 # whether to enable various libcfs debugs (CDEBUG, ENTRY/EXIT, LASSERT, etc.)
49 AC_DEFUN([LN_CONFIG_CDEBUG],
51 AC_MSG_CHECKING([whether to enable CDEBUG, CWARN])
52 AC_ARG_ENABLE([libcfs_cdebug],
53 AC_HELP_STRING([--disable-libcfs-cdebug],
54 [disable libcfs CDEBUG, CWARN]),
55 [],[enable_libcfs_cdebug='yes'])
56 AC_MSG_RESULT([$enable_libcfs_cdebug])
57 if test x$enable_libcfs_cdebug = xyes; then
58 AC_DEFINE(CDEBUG_ENABLED, 1, [enable libcfs CDEBUG, CWARN])
60 AC_DEFINE(CDEBUG_ENABLED, 0, [disable libcfs CDEBUG, CWARN])
63 AC_MSG_CHECKING([whether to enable ENTRY/EXIT])
64 AC_ARG_ENABLE([libcfs_trace],
65 AC_HELP_STRING([--disable-libcfs-trace],
66 [disable libcfs ENTRY/EXIT]),
67 [],[enable_libcfs_trace='yes'])
68 AC_MSG_RESULT([$enable_libcfs_trace])
69 if test x$enable_libcfs_trace = xyes; then
70 AC_DEFINE(CDEBUG_ENTRY_EXIT, 1, [enable libcfs ENTRY/EXIT])
72 AC_DEFINE(CDEBUG_ENTRY_EXIT, 0, [disable libcfs ENTRY/EXIT])
75 AC_MSG_CHECKING([whether to enable LASSERT, LASSERTF])
76 AC_ARG_ENABLE([libcfs_assert],
77 AC_HELP_STRING([--disable-libcfs-assert],
78 [disable libcfs LASSERT, LASSERTF]),
79 [],[enable_libcfs_assert='yes'])
80 AC_MSG_RESULT([$enable_libcfs_assert])
81 if test x$enable_libcfs_assert = xyes; then
82 AC_DEFINE(LIBCFS_DEBUG, 1, [enable libcfs LASSERT, LASSERTF])
89 # check if cpu affinity is available/wanted
91 AC_DEFUN([LN_CONFIG_AFFINITY],
92 [AC_ARG_ENABLE([affinity],
93 AC_HELP_STRING([--disable-affinity],
94 [disable process/irq affinity]),
95 [],[enable_affinity='yes'])
97 AC_MSG_CHECKING([for CPU affinity support])
98 if test x$enable_affinity = xno ; then
99 AC_MSG_RESULT([no (by request)])
101 LB_LINUX_TRY_COMPILE([
102 #include <linux/sched.h>
104 struct task_struct t;
110 set_cpus_allowed(&t, m);
112 AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
115 AC_MSG_RESULT([no (no kernel support)])
123 # configure support for Portals
125 AC_DEFUN([LN_CONFIG_PORTALS],
126 [AC_MSG_CHECKING([for portals])
127 AC_ARG_WITH([portals],
128 AC_HELP_STRING([--with-portals=path],
129 [set path to portals]),
131 case $with_portals in
134 *) PORTALS="${with_portals}"
142 if test $ENABLEPORTALS -eq 0; then
144 elif test ! \( -f ${PORTALS}/include/portals/p30.h \); then
146 AC_MSG_ERROR([bad --with-portals path])
148 AC_MSG_RESULT([$PORTALS])
149 PTLLNDCPPFLAGS="-I${PORTALS}/include"
151 AC_SUBST(PTLLNDCPPFLAGS)
157 # check if tunable tcp backoff is available/wanted
159 AC_DEFUN([LN_CONFIG_BACKOFF],
160 [AC_MSG_CHECKING([for tunable backoff TCP support])
161 AC_ARG_ENABLE([backoff],
162 AC_HELP_STRING([--disable-backoff],
163 [disable socknal tunable backoff]),
164 [],[enable_backoff='yes'])
165 if test x$enable_backoff = xno ; then
166 AC_MSG_RESULT([no (by request)])
168 BOCD="`grep -c TCP_BACKOFF $LINUX/include/linux/tcp.h`"
169 if test "$BOCD" != 0 ; then
170 AC_DEFINE(SOCKNAL_BACKOFF, 1, [use tunable backoff TCP])
172 if grep rto_max $LINUX/include/linux/tcp.h|grep -q __u16; then
173 AC_DEFINE(SOCKNAL_BACKOFF_MS, 1, [tunable backoff TCP in ms])
176 AC_MSG_RESULT([no (no kernel support)])
182 # LN_CONFIG_PANIC_DUMPLOG
184 # check if tunable panic_dumplog is wanted
186 AC_DEFUN([LN_CONFIG_PANIC_DUMPLOG],
187 [AC_MSG_CHECKING([for tunable panic_dumplog support])
188 AC_ARG_ENABLE([panic_dumplog],
189 AC_HELP_STRING([--enable-panic_dumplog],
190 [enable panic_dumplog]),
191 [],[enable_panic_dumplog='no'])
192 if test x$enable_panic_dumplog = xyes ; then
193 AC_DEFINE(LNET_DUMP_ON_PANIC, 1, [use dumplog on panic])
194 AC_MSG_RESULT([yes (by request)])
203 # configure support for Portals LND
205 AC_DEFUN([LN_CONFIG_PTLLND],
207 if test -z "$ENABLEPORTALS"; then
211 AC_MSG_CHECKING([whether to build the kernel portals LND])
214 if test $ENABLEPORTALS -ne 0; then
226 # configure support for Portals LND
228 AC_DEFUN([LN_CONFIG_UPTLLND],
230 if test -z "$ENABLEPORTALS"; then
234 AC_MSG_CHECKING([whether to build the userspace portals LND])
237 if test $ENABLEPORTALS -ne 0; then
249 # configure support for userspace TCP/IP LND
251 AC_DEFUN([LN_CONFIG_USOCKLND],
252 [AC_MSG_CHECKING([whether to build usocklnd])
253 AC_ARG_ENABLE([usocklnd],
254 AC_HELP_STRING([--disable-usocklnd],
256 [],[enable_usocklnd='yes'])
258 if test x$enable_usocklnd = xyes ; then
259 if test "$ENABLE_LIBPTHREAD" = "yes" ; then
263 AC_MSG_RESULT([no (libpthread not present or disabled)])
267 AC_MSG_RESULT([no (disabled explicitly)])
276 # check if quadrics support is in this kernel
278 AC_DEFUN([LN_CONFIG_QUADRICS],
279 [AC_MSG_CHECKING([for QsNet sources])
281 AC_HELP_STRING([--with-qsnet=path],
282 [set path to qsnet source (default=$LINUX)]),
285 AC_MSG_RESULT([$QSNET])
287 AC_MSG_CHECKING([if quadrics kernel headers are present])
288 if test -d $QSNET/drivers/net/qsnet ; then
291 AC_MSG_CHECKING([for multirail EKC])
292 if test -f $QSNET/include/elan/epcomms.h; then
293 AC_MSG_RESULT([supported])
294 QSWCPPFLAGS="-I$QSNET/include -DMULTIRAIL_EKC=1"
296 AC_MSG_RESULT([not supported])
297 AC_MSG_ERROR([Need multirail EKC])
300 if test x$QSNET = x$LINUX ; then
301 LB_LINUX_CONFIG([QSNET],[],[
302 LB_LINUX_CONFIG([QSNET_MODULE],[],[
303 AC_MSG_WARN([QSNET is not enabled in this kernel; not building qswlnd.])
314 AC_SUBST(QSWCPPFLAGS)
321 # check if GM support is available
323 AC_DEFUN([LN_CONFIG_GM],[
324 AC_MSG_CHECKING([whether to enable GM support])
326 AC_HELP_STRING([--with-gm=path-to-gm-source-tree],
327 [build gmlnd against path]),
339 AC_ARG_WITH([gm-install],
340 AC_HELP_STRING([--with-gm-install=path-to-gm-install-tree],
341 [say where GM has been installed]),
343 GM_INSTALL=$with_gm_install
347 if test $ENABLE_GM -eq 0; then
353 GMCPPFLAGS="-I$GM_SRC/include -I$GM_SRC/drivers -I$GM_SRC/drivers/linux/gm"
355 if test -f $GM_INSTALL/lib/libgm.a -o \
356 -f $GM_INSTALL/lib64/libgm.a; then
357 GMLIBS="-L$GM_INSTALL/lib -L$GM_INSTALL/lib64"
359 AC_MSG_ERROR([Cant find GM libraries under $GM_INSTALL])
362 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
363 EXTRA_KCFLAGS="$GMCPPFLAGS -DGM_KERNEL $EXTRA_KCFLAGS"
365 AC_MSG_CHECKING([that code using GM compiles with given path])
366 LB_LINUX_TRY_COMPILE([
367 #define GM_STRONG_TYPES 1
372 #include "gm_internal.h"
374 struct gm_port *port = NULL;
375 gm_recv_event_t *rxevent = gm_blocking_receive_no_spin(port);
381 AC_MSG_ERROR([Bad --with-gm path])
384 AC_MSG_CHECKING([that GM has gm_register_memory_ex_phys()])
385 LB_LINUX_TRY_COMPILE([
386 #define GM_STRONG_TYPES 1
391 #include "gm_internal.h"
394 struct gm_port *port = NULL;
398 gmrc = gm_register_memory_ex_phys(port, phys, 100, pvma);
404 Please patch the GM sources as follows...
406 patch -p0 < $PWD/lnet/klnds/gmlnd/gm-reg-phys.patch
407 ...then rebuild and re-install them])
408 AC_MSG_ERROR([Can't build GM without gm_register_memory_ex_phys()])
411 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
422 AC_DEFUN([LN_CONFIG_MX],
423 [AC_MSG_CHECKING([whether to enable Myrinet MX support])
427 AC_HELP_STRING([--with-mx=path],
428 [build mxlnd against path]),
442 if test $ENABLEMX -eq 0; then
443 AC_MSG_RESULT([disabled])
444 elif test ! \( -f ${MXPATH}/include/myriexpress.h -a \
445 -f ${MXPATH}/include/mx_kernel_api.h -a \
446 -f ${MXPATH}/include/mx_pin.h \); then
450 2) AC_MSG_ERROR([Myrinet MX kernel headers not present]);;
451 3) AC_MSG_ERROR([bad --with-mx path]);;
452 *) AC_MSG_ERROR([internal error]);;
455 MXCPPFLAGS="-I$MXPATH/include"
456 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
457 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $MXCPPFLAGS"
458 MXLIBS="-L$MXPATH/lib"
459 LB_LINUX_TRY_COMPILE([
461 #include <mx_extensions.h>
462 #include <myriexpress.h>
466 mx_request_t request;
470 mx_open_endpoint(MX_ANY_NIC, MX_ANY_ENDPOINT, 0, NULL, 0, &end);
471 mx_register_unexp_handler(end, (mx_unexp_handler_t) NULL, NULL);
472 mx_wait_any(end, MX_INFINITE, 0LL, 0LL, &status, &result);
473 mx_iconnect(end, 0LL, 0, 0, 0, NULL, &request);
482 2) AC_MSG_ERROR([can't compile with Myrinet MX kernel headers]);;
483 3) AC_MSG_ERROR([can't compile with Myrinet MX headers under $MXPATH]);;
484 *) AC_MSG_ERROR([internal error]);;
489 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
501 AC_DEFUN([LN_CONFIG_O2IB],[
502 AC_MSG_CHECKING([whether to enable OpenIB gen2 support])
505 AC_HELP_STRING([--with-o2ib=path],
506 [build o2iblnd against path]),
509 yes) O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
514 *) O2IBPATHS=$with_o2ib
519 O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
522 if test $ENABLEO2IB -eq 0; then
523 AC_MSG_RESULT([disabled])
527 for O2IBPATH in $O2IBPATHS; do
528 if test \( -f ${O2IBPATH}/include/rdma/rdma_cm.h -a \
529 -f ${O2IBPATH}/include/rdma/ib_cm.h -a \
530 -f ${O2IBPATH}/include/rdma/ib_verbs.h -a \
531 -f ${O2IBPATH}/include/rdma/ib_fmr_pool.h \); then
537 if ! $o2ib_found; then
541 2) AC_MSG_ERROR([kernel OpenIB gen2 headers not present]);;
542 3) AC_MSG_ERROR([bad --with-o2ib path]);;
543 *) AC_MSG_ERROR([internal error]);;
546 O2IBCPPFLAGS="-I$O2IBPATH/include"
547 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
548 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $O2IBCPPFLAGS"
549 EXTRA_LNET_INCLUDE="$EXTRA_LNET_INCLUDE $O2IBCPPFLAGS"
551 LB_LINUX_TRY_COMPILE([
552 #include <linux/version.h>
553 #include <linux/pci.h>
557 #include <rdma/rdma_cm.h>
558 #include <rdma/ib_cm.h>
559 #include <rdma/ib_verbs.h>
560 #include <rdma/ib_fmr_pool.h>
562 struct rdma_cm_id *cm_id;
563 struct rdma_conn_param conn_param;
564 struct ib_device_attr device_attr;
565 struct ib_qp_attr qp_attr;
566 struct ib_pool_fmr pool_fmr;
567 enum ib_cm_rej_reason rej_reason;
569 cm_id = rdma_create_id(NULL, NULL, RDMA_PS_TCP);
570 return PTR_ERR(cm_id);
578 2) AC_MSG_ERROR([can't compile with kernel OpenIB gen2 headers]);;
579 3) AC_MSG_ERROR([can't compile with OpenIB gen2 headers under $O2IBPATH]);;
580 *) AC_MSG_ERROR([internal error]);;
585 # we know at this point that the found OFED source is good
587 if test $ENABLEO2IB -eq 3 ; then
588 # OFED default rpm not handle sles10 Modules.symvers name
589 for name in Module.symvers Modules.symvers; do
590 if test -f $O2IBPATH/$name; then
595 if test -n "$O2IB_SYMVER"; then
596 AC_MSG_NOTICE([adding $O2IBPATH/Module.symvers to $PWD/$SYMVERFILE])
597 # strip out the existing symbols versions first
598 if test -f $PWD/$SYMVERFILE; then
599 egrep -v $(echo $(awk '{ print $2 }' $O2IBPATH/$O2IB_SYMVER) | tr ' ' '|') $PWD/$SYMVERFILE > $PWD/$SYMVERFILE.old
601 touch $PWD/$SYMVERFILE.old
603 cat $PWD/$SYMVERFILE.old $O2IBPATH/$O2IB_SYMVER > $PWD/$SYMVERFILE
604 rm $PWD/$SYMVERFILE.old
606 AC_MSG_ERROR([an external source tree was specified for o2iblnd however I could not find a $O2IBPATH/Module.symvers there])
610 AC_MSG_CHECKING([for ib_dma_map_single support])
611 LB_LINUX_TRY_COMPILE([
612 #include <linux/version.h>
613 #include <linux/pci.h>
617 #include <rdma/ib_verbs.h>
619 ib_dma_map_single(NULL, NULL, 0, 0);
623 AC_DEFINE(HAVE_OFED_IB_DMA_MAP, 1,
624 [ib_dma_map_single defined])
629 AC_MSG_CHECKING([for OFED completion vector])
630 LB_LINUX_TRY_COMPILE([
631 #include <linux/version.h>
632 #include <linux/pci.h>
636 #include <rdma/ib_verbs.h>
638 ib_create_cq(NULL, NULL, NULL, NULL, 0, 0);
642 AC_DEFINE(HAVE_OFED_IB_COMP_VECTOR, 1,
643 [has completion vector])
648 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
652 AC_SUBST(EXTRA_LNET_INCLUDE)
653 AC_SUBST(O2IBCPPFLAGS)
660 # check for OpenIB in the kernel
661 AC_DEFUN([LN_CONFIG_OPENIB],[
662 AC_MSG_CHECKING([whether to enable OpenIB support])
664 OPENIBPATH="$LINUX/drivers/infiniband"
665 AC_ARG_WITH([openib],
666 AC_HELP_STRING([--with-openib=path],
667 [build openiblnd against path]),
674 *) OPENIBPATH="$with_openib"
681 if test $ENABLEOPENIB -eq 0; then
682 AC_MSG_RESULT([disabled])
683 elif test ! \( -f ${OPENIBPATH}/include/ts_ib_core.h -a \
684 -f ${OPENIBPATH}/include/ts_ib_cm.h -a \
685 -f ${OPENIBPATH}/include/ts_ib_sa_client.h \); then
687 case $ENABLEOPENIB in
689 2) AC_MSG_ERROR([kernel OpenIB headers not present]);;
690 3) AC_MSG_ERROR([bad --with-openib path]);;
691 *) AC_MSG_ERROR([internal error]);;
694 case $ENABLEOPENIB in
695 1|2) OPENIBCPPFLAGS="-I$OPENIBPATH/include -DIN_TREE_BUILD";;
696 3) OPENIBCPPFLAGS="-I$OPENIBPATH/include";;
697 *) AC_MSG_RESULT([no])
698 AC_MSG_ERROR([internal error]);;
700 OPENIBCPPFLAGS="$OPENIBCPPFLAGS -DIB_NTXRXPARAMS=4"
701 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
702 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $OPENIBCPPFLAGS"
703 LB_LINUX_TRY_COMPILE([
704 #include <ts_ib_core.h>
705 #include <ts_ib_cm.h>
706 #include <ts_ib_sa_client.h>
708 struct ib_device_properties dev_props;
709 struct ib_cm_active_param cm_active_params;
710 tTS_IB_CLIENT_QUERY_TID tid;
711 int enum1 = IB_QP_ATTRIBUTE_STATE;
712 int enum2 = IB_ACCESS_LOCAL_WRITE;
713 int enum3 = IB_CQ_CALLBACK_INTERRUPT;
714 int enum4 = IB_CQ_PROVIDER_REARM;
718 OPENIBLND="openiblnd"
721 case $ENABLEOPENIB in
723 2) AC_MSG_ERROR([can't compile with kernel OpenIB headers]);;
724 3) AC_MSG_ERROR([can't compile with OpenIB headers under $OPENIBPATH]);;
725 *) AC_MSG_ERROR([internal error]);;
730 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
732 AC_SUBST(OPENIBCPPFLAGS)
739 AC_DEFUN([LN_CONFIG_CIB],[
740 AC_MSG_CHECKING([whether to enable Cisco/TopSpin IB support])
745 AC_HELP_STRING([--with-cib=path],
746 [build ciblnd against path]),
749 no) AC_MSG_RESULT([no]);;
750 *) CIBPATH="$with_cib"
751 if test -d "$CIBPATH"; then
755 AC_MSG_ERROR([No directory $CIBPATH])
761 if test -n "$CIBPATH"; then
762 CIBCPPFLAGS="-I${CIBPATH}/ib/ts_api_ng/include -I${CIBPATH}/all/kernel_services/include -DUSING_TSAPI"
763 CIBCPPFLAGS="$CIBCPPFLAGS -DIB_NTXRXPARAMS=3"
764 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
765 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $CIBCPPFLAGS"
766 LB_LINUX_TRY_COMPILE([
767 #include <ts_ib_core.h>
768 #include <ts_ib_cm.h>
769 #include <ts_ib_sa_client.h>
771 struct ib_device_properties dev_props;
772 struct ib_cm_active_param cm_active_params;
773 tTS_IB_CLIENT_QUERY_TID tid;
774 int enum1 = TS_IB_QP_ATTRIBUTE_STATE;
775 int enum2 = TS_IB_ACCESS_LOCAL_WRITE;
776 int enum3 = TS_IB_CQ_CALLBACK_INTERRUPT;
777 int enum4 = TS_IB_CQ_PROVIDER_REARM;
782 AC_MSG_ERROR([can't compile ciblnd with given path])
785 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
787 AC_SUBST(CIBCPPFLAGS)
794 # check for infinicon infiniband support
796 AC_DEFUN([LN_CONFIG_IIB],[
797 AC_MSG_CHECKING([whether to enable Infinicon support])
799 IIBPATH="/usr/include"
801 AC_HELP_STRING([--with-iib=path],
802 [build iiblnd against path]),
809 *) IIBPATH="${with_iib}/include"
816 if test $ENABLEIIB -eq 0; then
817 AC_MSG_RESULT([disabled])
818 elif test ! \( -f ${IIBPATH}/linux/iba/ibt.h \); then
822 2) AC_MSG_ERROR([default Infinicon headers not present]);;
823 3) AC_MSG_ERROR([bad --with-iib path]);;
824 *) AC_MSG_ERROR([internal error]);;
827 IIBCPPFLAGS="-I$IIBPATH"
828 if test $IIBPATH != "/usr/include"; then
829 # we need /usr/include come what may
830 IIBCPPFLAGS="$IIBCPPFLAGS -I/usr/include"
832 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
833 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $IIBCPPFLAGS"
834 LB_LINUX_TRY_COMPILE([
835 #include <linux/iba/ibt.h>
837 IBT_INTERFACE_UNION interfaces;
840 rc = IbtGetInterfaceByVersion(IBT_INTERFACE_VERSION_2,
843 return rc == FSUCCESS ? 0 : 1;
851 2) AC_MSG_ERROR([can't compile with default Infinicon headers]);;
852 3) AC_MSG_ERROR([can't compile with Infinicon headers under $IIBPATH]);;
853 *) AC_MSG_ERROR([internal error]);;
858 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
860 AC_SUBST(IIBCPPFLAGS)
867 # check for Voltaire infiniband support
869 AC_DEFUN([LN_CONFIG_VIB],
870 [AC_MSG_CHECKING([whether to enable Voltaire IB support])
873 AC_HELP_STRING([--with-vib=path],
874 [build viblnd against path]),
877 no) AC_MSG_RESULT([no]);;
878 *) VIBPATH="${with_vib}/src/nvigor/ib-code"
879 if test -d "$with_vib" -a -d "$VIBPATH"; then
883 AC_MSG_ERROR([No directory $VIBPATH])
889 if test -z "$VIBPATH"; then
892 VIBCPPFLAGS="-I${VIBPATH}/include -I${VIBPATH}/cm"
893 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
894 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
895 LB_LINUX_TRY_COMPILE([
896 #include <linux/list.h>
897 #include <asm/byteorder.h>
902 #ifdef __LITTLE_ENDIAN
913 ibat_arp_data_t arp_data;
916 vvrc = vv_hca_open("ANY_HCA", NULL, &kib_hca);
917 cep = cm_create_cep(cm_cep_transp_rc);
918 ibatrc = ibat_get_ib_data((uint32_t)0, (uint32_t)0,
919 ibat_paths_primary, &arp_data,
920 (ibat_get_ib_data_reply_fn_t)NULL,
926 AC_MSG_ERROR([can't compile viblnd with given path])
928 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
930 if test -n "$VIBLND"; then
931 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
932 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
933 AC_MSG_CHECKING([if Voltaire still uses void * sg addresses])
934 LB_LINUX_TRY_COMPILE([
935 #include <linux/list.h>
936 #include <asm/byteorder.h>
941 #ifdef __LITTLE_ENDIAN
951 return &sg.v_address[3] == NULL;
954 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_VOIDSTAR_SGADDR=1"
958 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
960 AC_SUBST(VIBCPPFLAGS)
967 # check whether to use the RapidArray lnd
969 AC_DEFUN([LN_CONFIG_RALND],
971 AC_MSG_CHECKING([if RapidArray kernel headers are present])
973 RACPPFLAGS="-I${LINUX}/drivers/xd1/include"
974 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
975 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
976 LB_LINUX_TRY_COMPILE([
977 #include <linux/types.h>
981 RAP_PVOID dev_handle;
983 rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
985 return rc == RAP_SUCCESS ? 0 : 1;
994 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
1000 # LN_STRUCT_PAGE_LIST
1002 # 2.6.4 no longer has page->list
1004 AC_DEFUN([LN_STRUCT_PAGE_LIST],
1005 [AC_MSG_CHECKING([if struct page has a list field])
1006 LB_LINUX_TRY_COMPILE([
1007 #include <linux/mm.h>
1012 AC_MSG_RESULT([yes])
1013 AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
1022 # red hat 2.4 adds sighand to struct task_struct
1024 AC_DEFUN([LN_STRUCT_SIGHAND],
1025 [AC_MSG_CHECKING([if task_struct has a sighand field])
1026 LB_LINUX_TRY_COMPILE([
1027 #include <linux/sched.h>
1029 struct task_struct p;
1032 AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
1033 AC_MSG_RESULT([yes])
1040 # LN_FUNC_CPU_ONLINE
1042 # cpu_online is different in rh 2.4, vanilla 2.4, and 2.6
1044 AC_DEFUN([LN_FUNC_CPU_ONLINE],
1045 [AC_MSG_CHECKING([if kernel defines cpu_online()])
1046 LB_LINUX_TRY_COMPILE([
1047 #include <linux/sched.h>
1051 AC_MSG_RESULT([yes])
1052 AC_DEFINE(HAVE_CPU_ONLINE, 1, [cpu_online found])
1061 # check if gfp_t is typedef-ed
1063 AC_DEFUN([LN_TYPE_GFP_T],
1064 [AC_MSG_CHECKING([if kernel defines gfp_t])
1065 LB_LINUX_TRY_COMPILE([
1066 #include <linux/gfp.h>
1068 return sizeof(gfp_t);
1070 AC_MSG_RESULT([yes])
1071 AC_DEFINE(HAVE_GFP_T, 1, [gfp_t found])
1080 # same goes for cpumask_t
1082 AC_DEFUN([LN_TYPE_CPUMASK_T],
1083 [AC_MSG_CHECKING([if kernel defines cpumask_t])
1084 LB_LINUX_TRY_COMPILE([
1085 #include <linux/sched.h>
1087 return sizeof (cpumask_t);
1089 AC_MSG_RESULT([yes])
1090 AC_DEFINE(HAVE_CPUMASK_T, 1, [cpumask_t found])
1099 # we export show_task(), but not all kernels have it (yet)
1101 AC_DEFUN([LN_FUNC_SHOW_TASK],
1102 [LB_CHECK_SYMBOL_EXPORT([show_task],
1103 [kernel/ksyms.c kernel/sched.c],[
1104 AC_DEFINE(HAVE_SHOW_TASK, 1, [show_task is exported])
1109 # check userland __u64 type
1110 AC_DEFUN([LN_U64_LONG_LONG],
1111 [AC_MSG_CHECKING([__u64 is long long type])
1113 CFLAGS="$CFLAGS -Werror"
1115 #include <linux/types.h>
1117 unsigned long long *data1;
1124 AC_MSG_RESULT([yes])
1125 AC_DEFINE(HAVE_U64_LONG_LONG, 1,
1126 [__u64 is long long type])
1133 # check userland size_t type
1134 AC_DEFUN([LN_SIZE_T_LONG],
1135 [AC_MSG_CHECKING([size_t is unsigned long type])
1137 CFLAGS="$CFLAGS -Werror"
1139 #include <linux/types.h>
1141 unsigned long *data1;
1148 AC_MSG_RESULT([yes])
1149 AC_DEFINE(HAVE_SIZE_T_LONG, 1,
1150 [size_t is long type])
1157 AC_DEFUN([LN_SSIZE_T_LONG],
1158 [AC_MSG_CHECKING([ssize_t is signed long type])
1160 CFLAGS="$CFLAGS -Werror"
1162 #include <linux/types.h>
1171 AC_MSG_RESULT([yes])
1172 AC_DEFINE(HAVE_SSIZE_T_LONG, 1,
1173 [ssize_t is long type])
1181 # check kernel __le16, __le32 types
1182 AC_DEFUN([LN_LE_TYPES],
1183 [AC_MSG_CHECKING([__le16 and __le32 types are defined])
1184 LB_LINUX_TRY_COMPILE([
1185 #include <linux/types.h>
1190 AC_MSG_RESULT([yes])
1191 AC_DEFINE(HAVE_LE_TYPES, 1,
1192 [__le16 and __le32 types are defined])
1199 # check if task_struct with rcu memeber
1200 AC_DEFUN([LN_TASK_RCU],
1201 [AC_MSG_CHECKING([if task_struct has a rcu field])
1202 LB_LINUX_TRY_COMPILE([
1203 #include <linux/sched.h>
1205 struct task_struct tsk;
1207 tsk.rcu.next = NULL;
1209 AC_MSG_RESULT([yes])
1210 AC_DEFINE(HAVE_TASK_RCU, 1,
1211 [task_struct has rcu field])
1218 # 2.6.18 remove tasklist_lock export
1219 AC_DEFUN([LN_TASKLIST_LOCK],
1220 [LB_CHECK_SYMBOL_EXPORT([tasklist_lock],
1222 AC_DEFINE(HAVE_TASKLIST_LOCK, 1,
1223 [tasklist_lock exported])
1228 # 2.6.19 API changes
1229 # kmem_cache_destroy(cachep) return void instead of
1231 AC_DEFUN([LN_KMEM_CACHE_DESTROY_INT],
1232 [AC_MSG_CHECKING([kmem_cache_destroy(cachep) return int])
1233 LB_LINUX_TRY_COMPILE([
1234 #include <linux/slab.h>
1236 int i = kmem_cache_destroy(NULL);
1239 AC_DEFINE(HAVE_KMEM_CACHE_DESTROY_INT, 1,
1240 [kmem_cache_destroy(cachep) return int])
1247 #panic_notifier_list use atomic_notifier operations
1249 AC_DEFUN([LN_ATOMIC_PANIC_NOTIFIER],
1250 [AC_MSG_CHECKING([panic_notifier_list is atomic])
1251 LB_LINUX_TRY_COMPILE([
1252 #include <linux/notifier.h>
1253 #include <linux/kernel.h>
1255 struct atomic_notifier_head panic_notifier_list;
1258 AC_DEFINE(HAVE_ATOMIC_PANIC_NOTIFIER, 1,
1259 [panic_notifier_list is atomic_notifier_head])
1265 # 2.6.20 API change INIT_WORK use 2 args and not
1267 AC_DEFUN([LN_3ARGS_INIT_WORK],
1268 [AC_MSG_CHECKING([check INIT_WORK want 3 args])
1269 LB_LINUX_TRY_COMPILE([
1270 #include <linux/workqueue.h>
1272 struct work_struct work;
1274 INIT_WORK(&work, NULL, NULL);
1277 AC_DEFINE(HAVE_3ARGS_INIT_WORK, 1,
1278 [INIT_WORK use 3 args and store data inside])
1284 # 2.6.21 api change. 'register_sysctl_table' use only one argument,
1285 # instead of more old which need two.
1286 AC_DEFUN([LN_2ARGS_REGISTER_SYSCTL],
1287 [AC_MSG_CHECKING([check register_sysctl_table want 2 args])
1288 LB_LINUX_TRY_COMPILE([
1289 #include <linux/sysctl.h>
1291 return register_sysctl_table(NULL,0);
1294 AC_DEFINE(HAVE_2ARGS_REGISTER_SYSCTL, 1,
1295 [register_sysctl_table want 2 args])
1301 # 2.6.21 marks kmem_cache_t deprecated and uses struct kmem_cache
1303 AC_DEFUN([LN_KMEM_CACHE],
1304 [AC_MSG_CHECKING([check kernel has struct kmem_cache])
1305 tmp_flags="$EXTRA_KCFLAGS"
1306 EXTRA_KCFLAGS="-Werror"
1307 LB_LINUX_TRY_COMPILE([
1308 #include <linux/slab.h>
1309 typedef struct kmem_cache cache_t;
1311 cache_t *cachep = NULL;
1313 kmem_cache_alloc(cachep, 0);
1316 AC_DEFINE(HAVE_KMEM_CACHE, 1,
1317 [kernel has struct kmem_cache])
1321 EXTRA_KCFLAGS="$tmp_flags"
1324 # 2.6.23 lost dtor argument
1325 AC_DEFUN([LN_KMEM_CACHE_CREATE_DTOR],
1326 [AC_MSG_CHECKING([check kmem_cache_create has dtor argument])
1327 LB_LINUX_TRY_COMPILE([
1328 #include <linux/slab.h>
1330 kmem_cache_create(NULL, 0, 0, 0, NULL, NULL);
1333 AC_DEFINE(HAVE_KMEM_CACHE_CREATE_DTOR, 1,
1334 [kmem_cache_create has dtor argument])
1341 # LN_FUNC_DUMP_TRACE
1343 # 2.6.23 exports dump_trace() so we can dump_stack() on any task
1344 # 2.6.24 has stacktrace_ops.address with "reliable" parameter
1346 AC_DEFUN([LN_FUNC_DUMP_TRACE],
1347 [LB_CHECK_SYMBOL_EXPORT([dump_trace],
1348 [kernel/ksyms.c arch/${LINUX_ARCH%_64}/kernel/traps_64.c],[
1349 AC_DEFINE(HAVE_DUMP_TRACE, 1, [dump_trace is exported])
1350 AC_MSG_CHECKING([whether print_trace_address has reliable argument])
1351 tmp_flags="$EXTRA_KCFLAGS"
1352 EXTRA_KCFLAGS="-Werror"
1353 LB_LINUX_TRY_COMPILE([
1356 void print_addr(void *data, unsigned long addr, int reliable);
1357 #include <asm/stacktrace.h>
1359 struct stacktrace_ops ops;
1361 ops.address = print_addr;
1364 AC_DEFINE(HAVE_TRACE_ADDRESS_RELIABLE, 1,
1365 [print_trace_address has reliable argument])
1370 EXTRA_KCFLAGS="$tmp_flags"
1374 # 2.6.24 request not use real numbers for ctl_name
1375 AC_DEFUN([LN_SYSCTL_UNNUMBERED],
1376 [AC_MSG_CHECKING([for CTL_UNNUMBERED])
1377 LB_LINUX_TRY_COMPILE([
1378 #include <linux/sysctl.h>
1380 #ifndef CTL_UNNUMBERED
1381 #error CTL_UNNUMBERED not exist in kernel
1385 AC_DEFINE(HAVE_SYSCTL_UNNUMBERED, 1,
1386 [sysctl has CTL_UNNUMBERED])
1392 # 2.6.24 lost scatterlist->page
1393 AC_DEFUN([LN_SCATTERLIST_SETPAGE],
1394 [AC_MSG_CHECKING([for exist sg_set_page])
1395 LB_LINUX_TRY_COMPILE([
1396 #include <linux/scatterlist.h>
1398 sg_set_page(NULL,NULL,0,0);
1401 AC_DEFINE(HAVE_SCATTERLIST_SETPAGE, 1,
1402 [struct scatterlist has page member])
1408 # 2.6.26 use int instead of atomic for sem.count
1409 AC_DEFUN([LN_SEM_COUNT],
1410 [AC_MSG_CHECKING([atomic sem.count])
1411 LB_LINUX_TRY_COMPILE([
1412 #include <asm/semaphore.h>
1416 atomic_read(&s.count);
1419 AC_DEFINE(HAVE_SEM_COUNT_ATOMIC, 1,
1420 [semaphore counter is atomic])
1426 # 2.6.27 have second argument to sock_map_fd
1427 AC_DEFUN([LN_SOCK_MAP_FD_2ARG],
1428 [AC_MSG_CHECKING([sock_map_fd have second argument])
1429 LB_LINUX_TRY_COMPILE([
1430 #include <linux/net.h>
1432 sock_map_fd(NULL, 0);
1435 AC_DEFINE(HAVE_SOCK_MAP_FD_2ARG, 1,
1436 [sock_map_fd have second argument])
1445 # LNet linux kernel checks
1447 AC_DEFUN([LN_PROG_LINUX],
1454 LN_CONFIG_PANIC_DUMPLOG
1477 LN_KMEM_CACHE_DESTROY_INT
1478 LN_ATOMIC_PANIC_NOTIFIER
1482 LN_2ARGS_REGISTER_SYSCTL
1485 LN_KMEM_CACHE_CREATE_DTOR
1487 LN_SYSCTL_UNNUMBERED
1488 LN_SCATTERLIST_SETPAGE
1501 AC_DEFUN([LN_PROG_DARWIN],
1502 [LB_DARWIN_CHECK_FUNCS([get_preemption_level])
1508 # default paths for installed files
1510 AC_DEFUN([LN_PATH_DEFAULTS],
1517 # other configure checks
1519 AC_DEFUN([LN_CONFIGURE],
1520 [# lnet/utils/portals.c
1521 AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h endian.h sys/ioctl.h])
1522 AC_CHECK_FUNCS([gethostbyname socket connect])
1524 # lnet/utils/debug.c
1525 AC_CHECK_HEADERS([linux/version.h])
1527 AC_CHECK_TYPE([spinlock_t],
1528 [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])],
1530 [#include <linux/spinlock.h>])
1532 # lnet/utils/wirecheck.c
1533 AC_CHECK_FUNCS([strnlen])
1535 # -------- Check for required packages --------------
1538 # LC_CONFIG_READLINE
1540 # Build with readline
1542 AC_MSG_CHECKING([whether to enable readline support])
1543 AC_ARG_ENABLE(readline,
1544 AC_HELP_STRING([--disable-readline],
1545 [disable readline support]),
1546 [],[enable_readline='yes'])
1547 AC_MSG_RESULT([$enable_readline])
1549 # -------- check for readline if enabled ----
1550 if test x$enable_readline = xyes ; then
1552 LIBS="-lncurses $LIBS"
1553 AC_CHECK_LIB([readline],[readline],[
1554 LIBREADLINE="-lreadline -lncurses"
1555 AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
1563 AC_SUBST(LIBREADLINE)
1565 AC_MSG_CHECKING([if efence debugging support is requested])
1566 AC_ARG_ENABLE(efence,
1567 AC_HELP_STRING([--enable-efence],
1568 [use efence library]),
1569 [],[enable_efence='no'])
1570 AC_MSG_RESULT([$enable_efence])
1571 if test "$enable_efence" = "yes" ; then
1572 LIBEFENCE="-lefence"
1573 AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested])
1579 # -------- enable acceptor libwrap (TCP wrappers) support? -------
1580 AC_MSG_CHECKING([if libwrap support is requested])
1581 AC_ARG_ENABLE([libwrap],
1582 AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
1583 [case "${enableval}" in
1584 yes) enable_libwrap=yes ;;
1585 no) enable_libwrap=no ;;
1586 *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
1587 esac],[enable_libwrap=no])
1588 AC_MSG_RESULT([$enable_libwrap])
1589 if test x$enable_libwrap = xyes ; then
1591 AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
1597 # -------- check for -lpthread support ----
1598 AC_MSG_CHECKING([whether to use libpthread for lnet library])
1599 AC_ARG_ENABLE([libpthread],
1600 AC_HELP_STRING([--disable-libpthread],
1601 [disable libpthread]),
1602 [],[enable_libpthread=yes])
1603 if test "$enable_libpthread" = "yes" ; then
1604 AC_CHECK_LIB([pthread], [pthread_create],
1605 [ENABLE_LIBPTHREAD="yes"],
1606 [ENABLE_LIBPTHREAD="no"])
1607 if test "$ENABLE_LIBPTHREAD" = "yes" ; then
1608 AC_MSG_RESULT([$ENABLE_LIBPTHREAD])
1609 PTHREAD_LIBS="-lpthread"
1610 AC_DEFINE([HAVE_LIBPTHREAD], 1, [use libpthread])
1613 AC_MSG_RESULT([no libpthread is found])
1615 AC_SUBST(PTHREAD_LIBS)
1617 AC_MSG_RESULT([no (disabled explicitly)])
1618 ENABLE_LIBPTHREAD="no"
1620 AC_SUBST(ENABLE_LIBPTHREAD)
1622 # ----------------------------------------
1623 # some tests for catamount-like systems
1624 # ----------------------------------------
1625 AC_ARG_ENABLE([sysio_init],
1626 AC_HELP_STRING([--disable-sysio-init],
1627 [call sysio init functions when initializing liblustre]),
1628 [],[enable_sysio_init=yes])
1629 AC_MSG_CHECKING([whether to initialize libsysio])
1630 AC_MSG_RESULT([$enable_sysio_init])
1631 if test x$enable_sysio_init != xno ; then
1632 AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
1635 AC_ARG_ENABLE([urandom],
1636 AC_HELP_STRING([--disable-urandom],
1637 [disable use of /dev/urandom for liblustre]),
1638 [],[enable_urandom=yes])
1639 AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
1640 AC_MSG_RESULT([$enable_urandom])
1641 if test x$enable_urandom != xno ; then
1642 AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
1645 # -------- check for -lcap support ----
1646 if test x$enable_liblustre = xyes ; then
1647 AC_CHECK_LIB([cap], [cap_get_proc],
1650 AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
1659 LN_CONFIG_MAX_PAYLOAD
1667 # AM_CONDITOINAL defines for lnet
1669 AC_DEFUN([LN_CONDITIONALS],
1670 [AM_CONDITIONAL(BUILD_QSWLND, test x$QSWLND = "xqswlnd")
1671 AM_CONDITIONAL(BUILD_GMLND, test x$GMLND = "xgmlnd")
1672 AM_CONDITIONAL(BUILD_MXLND, test x$MXLND = "xmxlnd")
1673 AM_CONDITIONAL(BUILD_O2IBLND, test x$O2IBLND = "xo2iblnd")
1674 AM_CONDITIONAL(BUILD_OPENIBLND, test x$OPENIBLND = "xopeniblnd")
1675 AM_CONDITIONAL(BUILD_CIBLND, test x$CIBLND = "xciblnd")
1676 AM_CONDITIONAL(BUILD_IIBLND, test x$IIBLND = "xiiblnd")
1677 AM_CONDITIONAL(BUILD_VIBLND, test x$VIBLND = "xviblnd")
1678 AM_CONDITIONAL(BUILD_RALND, test x$RALND = "xralnd")
1679 AM_CONDITIONAL(BUILD_PTLLND, test x$PTLLND = "xptllnd")
1680 AM_CONDITIONAL(BUILD_UPTLLND, test x$UPTLLND = "xptllnd")
1681 AM_CONDITIONAL(BUILD_USOCKLND, test x$USOCKLND = "xusocklnd")
1687 # files that should be generated with AC_OUTPUT
1689 AC_DEFUN([LN_CONFIG_FILES],
1694 lnet/autoconf/Makefile
1696 lnet/include/Makefile
1697 lnet/include/libcfs/Makefile
1698 lnet/include/libcfs/linux/Makefile
1699 lnet/include/lnet/Makefile
1700 lnet/include/lnet/linux/Makefile
1702 lnet/klnds/autoMakefile
1703 lnet/klnds/gmlnd/Makefile
1704 lnet/klnds/mxlnd/autoMakefile
1705 lnet/klnds/mxlnd/Makefile
1706 lnet/klnds/gmlnd/autoMakefile
1707 lnet/klnds/openiblnd/Makefile
1708 lnet/klnds/openiblnd/autoMakefile
1709 lnet/klnds/o2iblnd/Makefile
1710 lnet/klnds/o2iblnd/autoMakefile
1711 lnet/klnds/ciblnd/Makefile
1712 lnet/klnds/ciblnd/autoMakefile
1713 lnet/klnds/iiblnd/Makefile
1714 lnet/klnds/iiblnd/autoMakefile
1715 lnet/klnds/viblnd/Makefile
1716 lnet/klnds/viblnd/autoMakefile
1717 lnet/klnds/qswlnd/Makefile
1718 lnet/klnds/qswlnd/autoMakefile
1719 lnet/klnds/ralnd/Makefile
1720 lnet/klnds/ralnd/autoMakefile
1721 lnet/klnds/socklnd/Makefile
1722 lnet/klnds/socklnd/autoMakefile
1723 lnet/klnds/ptllnd/Makefile
1724 lnet/klnds/ptllnd/autoMakefile
1725 lnet/libcfs/Makefile
1726 lnet/libcfs/autoMakefile
1727 lnet/libcfs/linux/Makefile
1729 lnet/lnet/autoMakefile
1730 lnet/selftest/Makefile
1731 lnet/selftest/autoMakefile
1733 lnet/ulnds/autoMakefile
1734 lnet/ulnds/socklnd/Makefile
1735 lnet/ulnds/ptllnd/Makefile
1738 case $lb_target_os in
1741 lnet/include/libcfs/darwin/Makefile
1742 lnet/include/lnet/darwin/Makefile
1743 lnet/libcfs/darwin/Makefile
1750 # LIBCFS stub macros. (These are defined in the libcfs module on HEAD))
1752 AC_DEFUN([LIBCFS_PATH_DEFAULTS], [])
1753 AC_DEFUN([LIBCFS_PROG_LINUX], [])
1754 AC_DEFUN([LIBCFS_CONDITIONALS], [])
1755 AC_DEFUN([LIBCFS_CONFIGURE], [])
1756 AC_DEFUN([LIBCFS_CONFIG_FILES], [])