lnet/autoconf/lustre-lnet.m4

   1 #
   2 # LN_CONFIG_MAX_PAYLOAD
   3 #
   4 # configure maximum payload
   5 #
   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]),
  11         [
  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)"
  15         ], [
  16                 AC_MSG_RESULT([no])
  17                 LNET_MAX_PAYLOAD="LNET_MTU"
  18         ])
  19         AC_DEFINE_UNQUOTED(LNET_MAX_PAYLOAD, $LNET_MAX_PAYLOAD,
  20                            [Max LNET payload])
  21 ])
  22
  23 #
  24 # LN_CHECK_GCC_VERSION
  25 #
  26 # Check compiler version
  27 #
  28 AC_DEFUN([LN_CHECK_GCC_VERSION],
  29 [AC_MSG_CHECKING([compiler version])
  30 PTL_CC_VERSION=`$CC --version | awk '/^gcc/{print $ 3}'`
  31 PTL_MIN_CC_VERSION="3.2.2"
  32 v2n() {
  33         awk -F. '{printf "%d\n", (($ 1)*100+($ 2))*100+($ 3)}'
  34 }
  35 if test -z "$PTL_CC_VERSION" -o \
  36         `echo $PTL_CC_VERSION | v2n` -ge `echo $PTL_MIN_CC_VERSION | v2n`; then
  37         AC_MSG_RESULT([ok])
  38 else
  39         AC_MSG_RESULT([Buggy compiler found])
  40         AC_MSG_ERROR([Need gcc version >= $PTL_MIN_CC_VERSION])
  41 fi
  42 ])
  43
  44 #
  45 # LN_CONFIG_CDEBUG
  46 #
  47 # whether to enable various libcfs debugs (CDEBUG, ENTRY/EXIT, LASSERT, etc.)
  48 #
  49 AC_DEFUN([LN_CONFIG_CDEBUG],
  50 [
  51 AC_MSG_CHECKING([whether to enable CDEBUG, CWARN])
  52 AC_ARG_ENABLE([libcfs_cdebug],
  53         AC_HELP_STRING([--disable-libcfs-cdebug],
  54                         [disable libcfs CDEBUG, CWARN]),
  55         [],[enable_libcfs_cdebug='yes'])
  56 AC_MSG_RESULT([$enable_libcfs_cdebug])
  57 if test x$enable_libcfs_cdebug = xyes; then
  58    AC_DEFINE(CDEBUG_ENABLED, 1, [enable libcfs CDEBUG, CWARN])
  59 else
  60    AC_DEFINE(CDEBUG_ENABLED, 0, [disable libcfs CDEBUG, CWARN])
  61 fi
  62
  63 AC_MSG_CHECKING([whether to enable ENTRY/EXIT])
  64 AC_ARG_ENABLE([libcfs_trace],
  65         AC_HELP_STRING([--disable-libcfs-trace],
  66                         [disable libcfs ENTRY/EXIT]),
  67         [],[enable_libcfs_trace='yes'])
  68 AC_MSG_RESULT([$enable_libcfs_trace])
  69 if test x$enable_libcfs_trace = xyes; then
  70    AC_DEFINE(CDEBUG_ENTRY_EXIT, 1, [enable libcfs ENTRY/EXIT])
  71 else
  72    AC_DEFINE(CDEBUG_ENTRY_EXIT, 0, [disable libcfs ENTRY/EXIT])
  73 fi
  74
  75 AC_MSG_CHECKING([whether to enable LASSERT, LASSERTF])
  76 AC_ARG_ENABLE([libcfs_assert],
  77         AC_HELP_STRING([--disable-libcfs-assert],
  78                         [disable libcfs LASSERT, LASSERTF]),
  79         [],[enable_libcfs_assert='yes'])
  80 AC_MSG_RESULT([$enable_libcfs_assert])
  81 if test x$enable_libcfs_assert = xyes; then
  82    AC_DEFINE(LIBCFS_DEBUG, 1, [enable libcfs LASSERT, LASSERTF])
  83 fi
  84 ])
  85
  86 #
  87 # LN_CONFIG_AFFINITY
  88 #
  89 # check if cpu affinity is available/wanted
  90 #
  91 AC_DEFUN([LN_CONFIG_AFFINITY],
  92 [AC_ARG_ENABLE([affinity],
  93         AC_HELP_STRING([--disable-affinity],
  94                        [disable process/irq affinity]),
  95         [],[enable_affinity='yes'])
  96
  97 AC_MSG_CHECKING([for CPU affinity support])
  98 if test x$enable_affinity = xno ; then
  99         AC_MSG_RESULT([no (by request)])
 100 else
 101         LB_LINUX_TRY_COMPILE([
 102                 #include <linux/sched.h>
 103         ],[
 104                 struct task_struct t;
 105                 #if HAVE_CPUMASK_T
 106                 cpumask_t     m;
 107                 #else
 108                 unsigned long m;
 109                 #endif
 110                 set_cpus_allowed(&t, m);
 111         ],[
 112                 AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
 113                 AC_MSG_RESULT([yes])
 114         ],[
 115                 AC_MSG_RESULT([no (no kernel support)])
 116         ])
 117 fi
 118 ])
 119
 120 #
 121 # LN_CONFIG_PORTALS
 122 #
 123 # configure support for Portals
 124 #
 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]),
 130         [
 131                 case $with_portals in
 132                         no)     ENABLEPORTALS=0
 133                                 ;;
 134                         *)      PORTALS="${with_portals}"
 135                                 ENABLEPORTALS=1
 136                                 ;;
 137                 esac
 138         ], [
 139                 ENABLEPORTALS=0
 140         ])
 141 PTLLNDCPPFLAGS=""
 142 if test $ENABLEPORTALS -eq 0; then
 143         AC_MSG_RESULT([no])
 144 elif test ! \( -f ${PORTALS}/include/portals/p30.h \); then
 145         AC_MSG_RESULT([no])
 146         AC_MSG_ERROR([bad --with-portals path])
 147 else
 148         AC_MSG_RESULT([$PORTALS])
 149         PTLLNDCPPFLAGS="-I${PORTALS}/include"
 150 fi
 151 AC_SUBST(PTLLNDCPPFLAGS)
 152 ])
 153
 154 #
 155 # LN_CONFIG_BACKOFF
 156 #
 157 # check if tunable tcp backoff is available/wanted
 158 #
 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)])
 167 else
 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])
 171                AC_MSG_RESULT(yes)
 172                if grep rto_max $LINUX/include/linux/tcp.h|grep -q __u16; then
 173                    AC_DEFINE(SOCKNAL_BACKOFF_MS, 1, [tunable backoff TCP in ms])
 174                fi
 175        else
 176                AC_MSG_RESULT([no (no kernel support)])
 177        fi
 178 fi
 179 ])
 180
 181 #
 182 # LN_CONFIG_PANIC_DUMPLOG
 183 #
 184 # check if tunable panic_dumplog is wanted
 185 #
 186 AC_DEFUN([LN_CONFIG_PANIC_DUMPLOG],
 187 [AC_MSG_CHECKING([for tunable panic_dumplog support])
 188 AC_ARG_ENABLE([panic_dumplog],
 189        AC_HELP_STRING([--enable-panic_dumplog],
 190                       [enable panic_dumplog]),
 191        [],[enable_panic_dumplog='no'])
 192 if test x$enable_panic_dumplog = xyes ; then
 193        AC_DEFINE(LNET_DUMP_ON_PANIC, 1, [use dumplog on panic])
 194        AC_MSG_RESULT([yes (by request)])
 195 else
 196        AC_MSG_RESULT([no])
 197 fi
 198 ])
 199
 200 #
 201 # LN_CONFIG_PTLLND
 202 #
 203 # configure support for Portals LND
 204 #
 205 AC_DEFUN([LN_CONFIG_PTLLND],
 206 [
 207 if test -z "$ENABLEPORTALS"; then
 208         LN_CONFIG_PORTALS
 209 fi
 210
 211 AC_MSG_CHECKING([whether to build the kernel portals LND])
 212
 213 PTLLND=""
 214 if test $ENABLEPORTALS -ne 0; then
 215         AC_MSG_RESULT([yes])
 216         PTLLND="ptllnd"
 217 else
 218         AC_MSG_RESULT([no])
 219 fi
 220 AC_SUBST(PTLLND)
 221 ])
 222
 223 #
 224 # LN_CONFIG_UPTLLND
 225 #
 226 # configure support for Portals LND
 227 #
 228 AC_DEFUN([LN_CONFIG_UPTLLND],
 229 [
 230 if test -z "$ENABLEPORTALS"; then
 231         LN_CONFIG_PORTALS
 232 fi
 233
 234 AC_MSG_CHECKING([whether to build the userspace portals LND])
 235
 236 UPTLLND=""
 237 if test $ENABLEPORTALS -ne 0; then
 238         AC_MSG_RESULT([yes])
 239         UPTLLND="ptllnd"
 240 else
 241         AC_MSG_RESULT([no])
 242 fi
 243 AC_SUBST(UPTLLND)
 244 ])
 245
 246 #
 247 # LN_CONFIG_USOCKLND
 248 #
 249 # configure support for userspace TCP/IP LND
 250 #
 251 AC_DEFUN([LN_CONFIG_USOCKLND],
 252 [AC_MSG_CHECKING([whether to build usocklnd])
 253 AC_ARG_ENABLE([usocklnd],
 254         AC_HELP_STRING([--disable-usocklnd],
 255                         [disable usocklnd]),
 256         [],[enable_usocklnd='yes'])
 257
 258 if test x$enable_usocklnd = xyes ; then
 259         if test "$ENABLE_LIBPTHREAD" = "yes" ; then
 260                 AC_MSG_RESULT([yes])
 261                 USOCKLND="usocklnd"
 262         else
 263                 AC_MSG_RESULT([no (libpthread not present or disabled)])
 264                 USOCKLND=""
 265         fi
 266 else
 267         AC_MSG_RESULT([no (disabled explicitly)])
 268         USOCKLND=""
 269 fi
 270 AC_SUBST(USOCKLND)
 271 ])
 272
 273 #
 274 # LN_CONFIG_QUADRICS
 275 #
 276 # check if quadrics support is in this kernel
 277 #
 278 AC_DEFUN([LN_CONFIG_QUADRICS],
 279 [AC_MSG_CHECKING([for QsNet sources])
 280 AC_ARG_WITH([qsnet],
 281         AC_HELP_STRING([--with-qsnet=path],
 282                        [set path to qsnet source (default=$LINUX)]),
 283         [QSNET=$with_qsnet],
 284         [QSNET=$LINUX])
 285 AC_MSG_RESULT([$QSNET])
 286
 287 AC_MSG_CHECKING([if quadrics kernel headers are present])
 288 if test -d $QSNET/drivers/net/qsnet ; then
 289         AC_MSG_RESULT([yes])
 290         QSWLND="qswlnd"
 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"
 295         else
 296                 AC_MSG_RESULT([not supported])
 297                 AC_MSG_ERROR([Need multirail EKC])
 298         fi
 299
 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.])
 304                                 QSWLND=""
 305                                 QSWCPPFLAGS=""
 306                         ])
 307                 ])
 308         fi
 309 else
 310         AC_MSG_RESULT([no])
 311         QSWLND=""
 312         QSWCPPFLAGS=""
 313 fi
 314 AC_SUBST(QSWCPPFLAGS)
 315 AC_SUBST(QSWLND)
 316 ])
 317
 318 #
 319 # LN_CONFIG_GM
 320 #
 321 # check if GM support is available
 322 #
 323 AC_DEFUN([LN_CONFIG_GM],[
 324 AC_MSG_CHECKING([whether to enable GM support])
 325 AC_ARG_WITH([gm],
 326         AC_HELP_STRING([--with-gm=path-to-gm-source-tree],
 327                        [build gmlnd against path]),
 328         [
 329                 case $with_gm in
 330                 no)    ENABLE_GM=0
 331                        ;;
 332                 *)     ENABLE_GM=1
 333                        GM_SRC="$with_gm"
 334                        ;;
 335                 esac
 336         ],[
 337                 ENABLE_GM=0
 338         ])
 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]),
 342         [
 343                 GM_INSTALL=$with_gm_install
 344         ],[
 345                 GM_INSTALL="/opt/gm"
 346         ])
 347 if test $ENABLE_GM -eq 0; then
 348         AC_MSG_RESULT([no])
 349 else
 350         AC_MSG_RESULT([yes])
 351
 352         GMLND="gmlnd"
 353         GMCPPFLAGS="-I$GM_SRC/include -I$GM_SRC/drivers -I$GM_SRC/drivers/linux/gm"
 354
 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"
 358         else
 359                 AC_MSG_ERROR([Cant find GM libraries under $GM_INSTALL])
 360         fi
 361
 362         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 363         EXTRA_KCFLAGS="$GMCPPFLAGS -DGM_KERNEL $EXTRA_KCFLAGS"
 364
 365         AC_MSG_CHECKING([that code using GM compiles with given path])
 366         LB_LINUX_TRY_COMPILE([
 367                 #define GM_STRONG_TYPES 1
 368                 #ifdef VERSION
 369                 #undef VERSION
 370                 #endif
 371                 #include "gm.h"
 372                 #include "gm_internal.h"
 373         ],[
 374                 struct gm_port *port = NULL;
 375                 gm_recv_event_t *rxevent = gm_blocking_receive_no_spin(port);
 376                 return 0;
 377         ],[
 378                 AC_MSG_RESULT([yes])
 379         ],[
 380                 AC_MSG_RESULT([no])
 381                 AC_MSG_ERROR([Bad --with-gm path])
 382         ])
 383
 384         AC_MSG_CHECKING([that GM has gm_register_memory_ex_phys()])
 385         LB_LINUX_TRY_COMPILE([
 386                 #define GM_STRONG_TYPES 1
 387                 #ifdef VERSION
 388                 #undef VERSION
 389                 #endif
 390                 #include "gm.h"
 391                 #include "gm_internal.h"
 392         ],[
 393                 gm_status_t     gmrc;
 394                 struct gm_port *port = NULL;
 395                 gm_u64_t        phys = 0;
 396                 gm_up_t         pvma = 0;
 397
 398                 gmrc = gm_register_memory_ex_phys(port, phys, 100, pvma);
 399                 return 0;
 400         ],[
 401                 AC_MSG_RESULT([yes])
 402         ],[
 403                 AC_MSG_RESULT([no.
 404 Please patch the GM sources as follows...
 405     cd $GM_SRC
 406     patch -p0 < $PWD/lnet/klnds/gmlnd/gm-reg-phys.patch
 407 ...then rebuild and re-install them])
 408                 AC_MSG_ERROR([Can't build GM without gm_register_memory_ex_phys()])
 409         ])
 410
 411         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 412 fi
 413 AC_SUBST(GMCPPFLAGS)
 414 AC_SUBST(GMLIBS)
 415 AC_SUBST(GMLND)
 416 ])
 417
 418
 419 #
 420 # LN_CONFIG_MX
 421 #
 422 AC_DEFUN([LN_CONFIG_MX],
 423 [AC_MSG_CHECKING([whether to enable Myrinet MX support])
 424 # set default
 425 MXPATH="/opt/mx"
 426 AC_ARG_WITH([mx],
 427        AC_HELP_STRING([--with-mx=path],
 428                       [build mxlnd against path]),
 429        [
 430                case $with_mx in
 431                yes)    ENABLEMX=2
 432                        ;;
 433                no)     ENABLEMX=0
 434                        ;;
 435                *)      MXPATH=$with_mx
 436                        ENABLEMX=3
 437                        ;;
 438                esac
 439        ],[
 440                ENABLEMX=1
 441        ])
 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
 447        AC_MSG_RESULT([no])
 448        case $ENABLEMX in
 449        1) ;;
 450        2) AC_MSG_ERROR([Myrinet MX kernel headers not present]);;
 451        3) AC_MSG_ERROR([bad --with-mx path]);;
 452        *) AC_MSG_ERROR([internal error]);;
 453        esac
 454 else
 455        MXCPPFLAGS="-I$MXPATH/include"
 456        EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 457        EXTRA_KCFLAGS="$EXTRA_KCFLAGS $MXCPPFLAGS"
 458        MXLIBS="-L$MXPATH/lib"
 459        LB_LINUX_TRY_COMPILE([
 460                #define MX_KERNEL 1
 461                #include <mx_extensions.h>
 462                #include <myriexpress.h>
 463        ],[
 464                mx_endpoint_t   end;
 465                mx_status_t     status;
 466                mx_request_t    request;
 467                int             result;
 468
 469                mx_init();
 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);
 474                return 0;
 475        ],[
 476                AC_MSG_RESULT([yes])
 477                MXLND="mxlnd"
 478        ],[
 479                AC_MSG_RESULT([no])
 480                case $ENABLEMX in
 481                1) ;;
 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 $MXPATH]);;
 484                *) AC_MSG_ERROR([internal error]);;
 485                esac
 486                MXLND=""
 487                MXCPPFLAGS=""
 488        ])
 489        EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 490 fi
 491 AC_SUBST(MXCPPFLAGS)
 492 AC_SUBST(MXLIBS)
 493 AC_SUBST(MXLND)
 494 ])
 495
 496
 497
 498 #
 499 # LN_CONFIG_O2IB
 500 #
 501 AC_DEFUN([LN_CONFIG_O2IB],[
 502 AC_MSG_CHECKING([whether to enable OpenIB gen2 support])
 503 # set default
 504 AC_ARG_WITH([o2ib],
 505         AC_HELP_STRING([--with-o2ib=path],
 506                        [build o2iblnd against path]),
 507         [
 508                 case $with_o2ib in
 509                 yes)    O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
 510                         ENABLEO2IB=2
 511                         ;;
 512                 no)     ENABLEO2IB=0
 513                         ;;
 514                 *)      O2IBPATHS=$with_o2ib
 515                         ENABLEO2IB=3
 516                         ;;
 517                 esac
 518         ],[
 519                 O2IBPATHS="$LINUX $LINUX/drivers/infiniband"
 520                 ENABLEO2IB=1
 521         ])
 522 if test $ENABLEO2IB -eq 0; then
 523         AC_MSG_RESULT([disabled])
 524 else
 525         o2ib_found=false
 526
 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
 532                         if test \( -d ${O2IBPATH}/kernel_patches -a \
 533                                    -f ${O2IBPATH}/Makefile \); then
 534                                 AC_MSG_RESULT([no])
 535                                 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%-*}])
 536                         fi
 537                         o2ib_found=true
 538                         break
 539                 fi
 540         done
 541
 542         if ! $o2ib_found; then
 543                 AC_MSG_RESULT([no])
 544                 case $ENABLEO2IB in
 545                         1) ;;
 546                         2) AC_MSG_ERROR([kernel OpenIB gen2 headers not present]);;
 547                         3) AC_MSG_ERROR([bad --with-o2ib path]);;
 548                         *) AC_MSG_ERROR([internal error]);;
 549                 esac
 550         else
 551                 O2IBCPPFLAGS="-I$O2IBPATH/include"
 552                 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 553                 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $O2IBCPPFLAGS"
 554                 EXTRA_LNET_INCLUDE="$EXTRA_LNET_INCLUDE $O2IBCPPFLAGS"
 555
 556                 LB_LINUX_TRY_COMPILE([
 557                         #include <linux/version.h>
 558                         #include <linux/pci.h>
 559                         #if !HAVE_GFP_T
 560                         typedef int gfp_t;
 561                         #endif
 562                         #include <rdma/rdma_cm.h>
 563                         #include <rdma/ib_cm.h>
 564                         #include <rdma/ib_verbs.h>
 565                         #include <rdma/ib_fmr_pool.h>
 566                 ],[
 567                         struct rdma_cm_id          *cm_id;
 568                         struct rdma_conn_param      conn_param;
 569                         struct ib_device_attr       device_attr;
 570                         struct ib_qp_attr           qp_attr;
 571                         struct ib_pool_fmr          pool_fmr;
 572                         enum   ib_cm_rej_reason     rej_reason;
 573
 574                         cm_id = rdma_create_id(NULL, NULL, RDMA_PS_TCP);
 575                         return PTR_ERR(cm_id);
 576                 ],[
 577                         AC_MSG_RESULT([yes])
 578                         O2IBLND="o2iblnd"
 579                 ],[
 580                         AC_MSG_RESULT([no])
 581                         case $ENABLEO2IB in
 582                         1) ;;
 583                         2) AC_MSG_ERROR([can't compile with kernel OpenIB gen2 headers]);;
 584                         3) AC_MSG_ERROR([can't compile with OpenIB gen2 headers under $O2IBPATH]);;
 585                         *) AC_MSG_ERROR([internal error]);;
 586                         esac
 587                         O2IBLND=""
 588                         O2IBCPPFLAGS=""
 589                 ])
 590                 # we know at this point that the found OFED source is good
 591                 O2IB_SYMVER=""
 592                 if test $ENABLEO2IB -eq 3 ; then
 593                         # OFED default rpm not handle sles10 Modules.symvers name
 594                         for name in Module.symvers Modules.symvers; do
 595                                 if test -f $O2IBPATH/$name; then
 596                                         O2IB_SYMVER=$name;
 597                                         break;
 598                                 fi
 599                         done
 600                         if test -n "$O2IB_SYMVER"; then
 601                                 AC_MSG_NOTICE([adding $O2IBPATH/Module.symvers to $PWD/$SYMVERFILE])
 602                                 # strip out the existing symbols versions first
 603                                 if test -f $PWD/$SYMVERFILE; then
 604                                     egrep -v $(echo $(awk '{ print $2 }' $O2IBPATH/$O2IB_SYMVER) | tr ' ' '|') $PWD/$SYMVERFILE > $PWD/$SYMVERFILE.old
 605                                 else
 606                                     touch $PWD/$SYMVERFILE.old
 607                                 fi
 608                                 cat $PWD/$SYMVERFILE.old $O2IBPATH/$O2IB_SYMVER > $PWD/$SYMVERFILE
 609                                 rm $PWD/$SYMVERFILE.old
 610                         else
 611                                 AC_MSG_ERROR([an external source tree was specified for o2iblnd however I could not find a $O2IBPATH/Module.symvers there])
 612                         fi
 613                 fi
 614
 615                 LN_CONFIG_OFED_SPEC
 616                 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 617         fi
 618 fi
 619
 620 AC_SUBST(EXTRA_LNET_INCLUDE)
 621 AC_SUBST(O2IBCPPFLAGS)
 622 AC_SUBST(O2IBLND)
 623 ])
 624
 625 #
 626 # LN_CONFIG_OPENIB
 627 #
 628 # check for OpenIB in the kernel
 629 AC_DEFUN([LN_CONFIG_OPENIB],[
 630 AC_MSG_CHECKING([whether to enable OpenIB support])
 631 # set default
 632 OPENIBPATH="$LINUX/drivers/infiniband"
 633 AC_ARG_WITH([openib],
 634         AC_HELP_STRING([--with-openib=path],
 635                        [build openiblnd against path]),
 636         [
 637                 case $with_openib in
 638                 yes)    ENABLEOPENIB=2
 639                         ;;
 640                 no)     ENABLEOPENIB=0
 641                         ;;
 642                 *)      OPENIBPATH="$with_openib"
 643                         ENABLEOPENIB=3
 644                         ;;
 645                 esac
 646         ],[
 647                 ENABLEOPENIB=1
 648         ])
 649 if test $ENABLEOPENIB -eq 0; then
 650         AC_MSG_RESULT([disabled])
 651 elif test ! \( -f ${OPENIBPATH}/include/ts_ib_core.h -a \
 652                -f ${OPENIBPATH}/include/ts_ib_cm.h -a \
 653                -f ${OPENIBPATH}/include/ts_ib_sa_client.h \); then
 654         AC_MSG_RESULT([no])
 655         case $ENABLEOPENIB in
 656         1) ;;
 657         2) AC_MSG_ERROR([kernel OpenIB headers not present]);;
 658         3) AC_MSG_ERROR([bad --with-openib path]);;
 659         *) AC_MSG_ERROR([internal error]);;
 660         esac
 661 else
 662         case $ENABLEOPENIB in
 663         1|2) OPENIBCPPFLAGS="-I$OPENIBPATH/include -DIN_TREE_BUILD";;
 664         3)   OPENIBCPPFLAGS="-I$OPENIBPATH/include";;
 665         *)   AC_MSG_RESULT([no])
 666              AC_MSG_ERROR([internal error]);;
 667         esac
 668         OPENIBCPPFLAGS="$OPENIBCPPFLAGS -DIB_NTXRXPARAMS=4"
 669         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 670         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $OPENIBCPPFLAGS"
 671         LB_LINUX_TRY_COMPILE([
 672                 #include <ts_ib_core.h>
 673                 #include <ts_ib_cm.h>
 674                 #include <ts_ib_sa_client.h>
 675         ],[
 676                 struct ib_device_properties dev_props;
 677                 struct ib_cm_active_param   cm_active_params;
 678                 tTS_IB_CLIENT_QUERY_TID     tid;
 679                 int                         enum1 = IB_QP_ATTRIBUTE_STATE;
 680                 int                         enum2 = IB_ACCESS_LOCAL_WRITE;
 681                 int                         enum3 = IB_CQ_CALLBACK_INTERRUPT;
 682                 int                         enum4 = IB_CQ_PROVIDER_REARM;
 683                 return 0;
 684         ],[
 685                 AC_MSG_RESULT([yes])
 686                 OPENIBLND="openiblnd"
 687         ],[
 688                 AC_MSG_RESULT([no])
 689                 case $ENABLEOPENIB in
 690                 1) ;;
 691                 2) AC_MSG_ERROR([can't compile with kernel OpenIB headers]);;
 692                 3) AC_MSG_ERROR([can't compile with OpenIB headers under $OPENIBPATH]);;
 693                 *) AC_MSG_ERROR([internal error]);;
 694                 esac
 695                 OPENIBLND=""
 696                 OPENIBCPPFLAGS=""
 697         ])
 698         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 699 fi
 700 AC_SUBST(OPENIBCPPFLAGS)
 701 AC_SUBST(OPENIBLND)
 702 ])
 703
 704 #
 705 # LN_CONFIG_CIBLND
 706 #
 707 AC_DEFUN([LN_CONFIG_CIB],[
 708 AC_MSG_CHECKING([whether to enable Cisco/TopSpin IB support])
 709 # set default
 710 CIBPATH=""
 711 CIBLND=""
 712 AC_ARG_WITH([cib],
 713         AC_HELP_STRING([--with-cib=path],
 714                        [build ciblnd against path]),
 715         [
 716                 case $with_cib in
 717                 no)     AC_MSG_RESULT([no]);;
 718                 *)      CIBPATH="$with_cib"
 719                         if test -d "$CIBPATH"; then
 720                                 AC_MSG_RESULT([yes])
 721                         else
 722                                 AC_MSG_RESULT([no])
 723                                 AC_MSG_ERROR([No directory $CIBPATH])
 724                         fi;;
 725                 esac
 726         ],[
 727                 AC_MSG_RESULT([no])
 728         ])
 729 if test -n "$CIBPATH"; then
 730         CIBCPPFLAGS="-I${CIBPATH}/ib/ts_api_ng/include -I${CIBPATH}/all/kernel_services/include -DUSING_TSAPI"
 731         CIBCPPFLAGS="$CIBCPPFLAGS -DIB_NTXRXPARAMS=3"
 732         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 733         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $CIBCPPFLAGS"
 734         LB_LINUX_TRY_COMPILE([
 735                 #include <ts_ib_core.h>
 736                 #include <ts_ib_cm.h>
 737                 #include <ts_ib_sa_client.h>
 738         ],[
 739                 struct ib_device_properties dev_props;
 740                 struct ib_cm_active_param   cm_active_params;
 741                 tTS_IB_CLIENT_QUERY_TID     tid;
 742                 int                         enum1 = TS_IB_QP_ATTRIBUTE_STATE;
 743                 int                         enum2 = TS_IB_ACCESS_LOCAL_WRITE;
 744                 int                         enum3 = TS_IB_CQ_CALLBACK_INTERRUPT;
 745                 int                         enum4 = TS_IB_CQ_PROVIDER_REARM;
 746                 return 0;
 747         ],[
 748                 CIBLND="ciblnd"
 749         ],[
 750                 AC_MSG_ERROR([can't compile ciblnd with given path])
 751                 CIBCPPFLAGS=""
 752         ])
 753         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 754 fi
 755 AC_SUBST(CIBCPPFLAGS)
 756 AC_SUBST(CIBLND)
 757 ])
 758
 759 #
 760 # LN_CONFIG_IIB
 761 #
 762 # check for infinicon infiniband support
 763 #
 764 AC_DEFUN([LN_CONFIG_IIB],[
 765 AC_MSG_CHECKING([whether to enable Infinicon support])
 766 # set default
 767 IIBPATH="/usr/include"
 768 AC_ARG_WITH([iib],
 769         AC_HELP_STRING([--with-iib=path],
 770                        [build iiblnd against path]),
 771         [
 772                 case $with_iib in
 773                 yes)    ENABLEIIB=2
 774                         ;;
 775                 no)     ENABLEIIB=0
 776                         ;;
 777                 *)      IIBPATH="${with_iib}/include"
 778                         ENABLEIIB=3
 779                         ;;
 780                 esac
 781         ],[
 782                 ENABLEIIB=1
 783         ])
 784 if test $ENABLEIIB -eq 0; then
 785         AC_MSG_RESULT([disabled])
 786 elif test ! \( -f ${IIBPATH}/linux/iba/ibt.h \); then
 787         AC_MSG_RESULT([no])
 788         case $ENABLEIIB in
 789         1) ;;
 790         2) AC_MSG_ERROR([default Infinicon headers not present]);;
 791         3) AC_MSG_ERROR([bad --with-iib path]);;
 792         *) AC_MSG_ERROR([internal error]);;
 793         esac
 794 else
 795         IIBCPPFLAGS="-I$IIBPATH"
 796         if test $IIBPATH != "/usr/include"; then
 797                 # we need /usr/include come what may
 798                 IIBCPPFLAGS="$IIBCPPFLAGS -I/usr/include"
 799         fi
 800         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 801         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $IIBCPPFLAGS"
 802         LB_LINUX_TRY_COMPILE([
 803                 #include <linux/iba/ibt.h>
 804         ],[
 805                 IBT_INTERFACE_UNION interfaces;
 806                 FSTATUS             rc;
 807
 808                  rc = IbtGetInterfaceByVersion(IBT_INTERFACE_VERSION_2,
 809                                                &interfaces);
 810
 811                 return rc == FSUCCESS ? 0 : 1;
 812         ],[
 813                 AC_MSG_RESULT([yes])
 814                 IIBLND="iiblnd"
 815         ],[
 816                 AC_MSG_RESULT([no])
 817                 case $ENABLEIIB in
 818                 1) ;;
 819                 2) AC_MSG_ERROR([can't compile with default Infinicon headers]);;
 820                 3) AC_MSG_ERROR([can't compile with Infinicon headers under $IIBPATH]);;
 821                 *) AC_MSG_ERROR([internal error]);;
 822                 esac
 823                 IIBLND=""
 824                 IIBCPPFLAGS=""
 825         ])
 826         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 827 fi
 828 AC_SUBST(IIBCPPFLAGS)
 829 AC_SUBST(IIBLND)
 830 ])
 831
 832 #
 833 # LN_CONFIG_VIB
 834 #
 835 # check for Voltaire infiniband support
 836 #
 837 AC_DEFUN([LN_CONFIG_VIB],
 838 [AC_MSG_CHECKING([whether to enable Voltaire IB support])
 839 VIBPATH=""
 840 AC_ARG_WITH([vib],
 841         AC_HELP_STRING([--with-vib=path],
 842                        [build viblnd against path]),
 843         [
 844                 case $with_vib in
 845                 no)     AC_MSG_RESULT([no]);;
 846                 *)      VIBPATH="${with_vib}/src/nvigor/ib-code"
 847                         if test -d "$with_vib" -a -d "$VIBPATH"; then
 848                                 AC_MSG_RESULT([yes])
 849                         else
 850                                 AC_MSG_RESULT([no])
 851                                 AC_MSG_ERROR([No directory $VIBPATH])
 852                         fi;;
 853                 esac
 854         ],[
 855                 AC_MSG_RESULT([no])
 856         ])
 857 if test -z "$VIBPATH"; then
 858         VIBLND=""
 859 else
 860         VIBCPPFLAGS="-I${VIBPATH}/include -I${VIBPATH}/cm"
 861         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 862         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
 863         LB_LINUX_TRY_COMPILE([
 864                 #include <linux/list.h>
 865                 #include <asm/byteorder.h>
 866                 #ifdef __BIG_ENDIAN
 867                 # define CPU_BE 1
 868                 # define CPU_LE 0
 869                 #endif
 870                 #ifdef __LITTLE_ENDIAN
 871                 # define CPU_BE 0
 872                 # define CPU_LE 1
 873                 #endif
 874                 #include <vverbs.h>
 875                 #include <ib-cm.h>
 876                 #include <ibat.h>
 877         ],[
 878                 vv_hca_h_t       kib_hca;
 879                 vv_return_t      vvrc;
 880                 cm_cep_handle_t  cep;
 881                 ibat_arp_data_t  arp_data;
 882                 ibat_stat_t      ibatrc;
 883
 884                 vvrc = vv_hca_open("ANY_HCA", NULL, &kib_hca);
 885                 cep = cm_create_cep(cm_cep_transp_rc);
 886                 ibatrc = ibat_get_ib_data((uint32_t)0, (uint32_t)0,
 887                                           ibat_paths_primary, &arp_data,
 888                                           (ibat_get_ib_data_reply_fn_t)NULL,
 889                                           NULL, 0);
 890                 return 0;
 891         ],[
 892                 VIBLND="viblnd"
 893         ],[
 894                 AC_MSG_ERROR([can't compile viblnd with given path])
 895         ])
 896         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 897 fi
 898 if test -n "$VIBLND"; then
 899         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 900         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
 901         AC_MSG_CHECKING([if Voltaire still uses void * sg addresses])
 902         LB_LINUX_TRY_COMPILE([
 903                 #include <linux/list.h>
 904                 #include <asm/byteorder.h>
 905                 #ifdef __BIG_ENDIAN
 906                 # define CPU_BE 1
 907                 # define CPU_LE 0
 908                 #endif
 909                 #ifdef __LITTLE_ENDIAN
 910                 # define CPU_BE 0
 911                 # define CPU_LE 1
 912                 #endif
 913                 #include <vverbs.h>
 914                 #include <ib-cm.h>
 915                 #include <ibat.h>
 916         ],[
 917                 vv_scatgat_t  sg;
 918
 919                 return &sg.v_address[3] == NULL;
 920         ],[
 921                 AC_MSG_RESULT([yes])
 922                 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_VOIDSTAR_SGADDR=1"
 923         ],[
 924                 AC_MSG_RESULT([no])
 925         ])
 926         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 927 fi
 928 AC_SUBST(VIBCPPFLAGS)
 929 AC_SUBST(VIBLND)
 930 ])
 931
 932 #
 933 # LN_CONFIG_RALND
 934 #
 935 # check whether to use the RapidArray lnd
 936 #
 937 AC_DEFUN([LN_CONFIG_RALND],
 938 [#### Rapid Array
 939 AC_MSG_CHECKING([if RapidArray kernel headers are present])
 940 # placeholder
 941 RACPPFLAGS="-I${LINUX}/drivers/xd1/include"
 942 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
 943 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
 944 LB_LINUX_TRY_COMPILE([
 945         #include <linux/types.h>
 946         #include <rapl.h>
 947 ],[
 948         RAP_RETURN          rc;
 949         RAP_PVOID           dev_handle;
 950
 951         rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
 952
 953         return rc == RAP_SUCCESS ? 0 : 1;
 954 ],[
 955         AC_MSG_RESULT([yes])
 956         RALND="ralnd"
 957 ],[
 958         AC_MSG_RESULT([no])
 959         RALND=""
 960         RACPPFLAGS=""
 961 ])
 962 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
 963 AC_SUBST(RACPPFLAGS)
 964 AC_SUBST(RALND)
 965 ])
 966
 967 #
 968 # LN_STRUCT_PAGE_LIST
 969 #
 970 # 2.6.4 no longer has page->list
 971 #
 972 AC_DEFUN([LN_STRUCT_PAGE_LIST],
 973 [AC_MSG_CHECKING([if struct page has a list field])
 974 LB_LINUX_TRY_COMPILE([
 975         #include <linux/mm.h>
 976 ],[
 977         struct page page;
 978         &page.list;
 979 ],[
 980         AC_MSG_RESULT([yes])
 981         AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
 982 ],[
 983         AC_MSG_RESULT([no])
 984 ])
 985 ])
 986
 987 #
 988 # LN_STRUCT_SIGHAND
 989 #
 990 # red hat 2.4 adds sighand to struct task_struct
 991 #
 992 AC_DEFUN([LN_STRUCT_SIGHAND],
 993 [AC_MSG_CHECKING([if task_struct has a sighand field])
 994 LB_LINUX_TRY_COMPILE([
 995         #include <linux/sched.h>
 996 ],[
 997         struct task_struct p;
 998         p.sighand = NULL;
 999 ],[
1000         AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
1001         AC_MSG_RESULT([yes])
1002 ],[
1003         AC_MSG_RESULT([no])
1004 ])
1005 ])
1006
1007 #
1008 # LN_FUNC_CPU_ONLINE
1009 #
1010 # cpu_online is different in rh 2.4, vanilla 2.4, and 2.6
1011 #
1012 AC_DEFUN([LN_FUNC_CPU_ONLINE],
1013 [AC_MSG_CHECKING([if kernel defines cpu_online()])
1014 LB_LINUX_TRY_COMPILE([
1015         #include <linux/sched.h>
1016 ],[
1017         cpu_online(0);
1018 ],[
1019         AC_MSG_RESULT([yes])
1020         AC_DEFINE(HAVE_CPU_ONLINE, 1, [cpu_online found])
1021 ],[
1022         AC_MSG_RESULT([no])
1023 ])
1024 ])
1025
1026 #
1027 # LN_TYPE_GFP_T
1028 #
1029 # check if gfp_t is typedef-ed
1030 #
1031 AC_DEFUN([LN_TYPE_GFP_T],
1032 [AC_MSG_CHECKING([if kernel defines gfp_t])
1033 LB_LINUX_TRY_COMPILE([
1034         #include <linux/gfp.h>
1035 ],[
1036         return sizeof(gfp_t);
1037 ],[
1038         AC_MSG_RESULT([yes])
1039         AC_DEFINE(HAVE_GFP_T, 1, [gfp_t found])
1040 ],[
1041         AC_MSG_RESULT([no])
1042 ])
1043 ])
1044
1045 #
1046 # LN_TYPE_CPUMASK_T
1047 #
1048 # same goes for cpumask_t
1049 #
1050 AC_DEFUN([LN_TYPE_CPUMASK_T],
1051 [AC_MSG_CHECKING([if kernel defines cpumask_t])
1052 LB_LINUX_TRY_COMPILE([
1053         #include <linux/sched.h>
1054 ],[
1055         return sizeof (cpumask_t);
1056 ],[
1057         AC_MSG_RESULT([yes])
1058         AC_DEFINE(HAVE_CPUMASK_T, 1, [cpumask_t found])
1059 ],[
1060         AC_MSG_RESULT([no])
1061 ])
1062 ])
1063
1064 #
1065 # LN_FUNC_SHOW_TASK
1066 #
1067 # we export show_task(), but not all kernels have it (yet)
1068 # also check sched_show_task() in here, since 2.6.27.
1069 #
1070 AC_DEFUN([LN_FUNC_SHOW_TASK],
1071 [LB_CHECK_SYMBOL_EXPORT([show_task],
1072 [kernel/ksyms.c kernel/sched.c],[
1073 AC_DEFINE(HAVE_SHOW_TASK, 1, [show_task is exported])
1074 ],[
1075         LB_CHECK_SYMBOL_EXPORT([sched_show_task],
1076         [kernel/ksyms.c kernel/sched.c],[
1077         AC_DEFINE(HAVE_SCHED_SHOW_TASK, 1, [sched_show_task is exported])
1078         ],[])
1079 ])
1080 ])
1081
1082 # check kernel __u64 type
1083 AC_DEFUN([LN_KERN__U64_LONG_LONG],
1084 [AC_MSG_CHECKING([kernel __u64 is long long type])
1085 tmp_flags="$EXTRA_KCFLAGS"
1086 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Werror"
1087 LB_LINUX_TRY_COMPILE([
1088         #include <linux/types.h>
1089         #include <linux/stddef.h>
1090 ],[
1091         unsigned long long *data1;
1092         __u64 *data2 = NULL;
1093
1094         data1 = data2;
1095 ],[
1096         AC_MSG_RESULT([yes])
1097         AC_DEFINE(HAVE_KERN__U64_LONG_LONG, 1,
1098                   [kernel __u64 is long long type])
1099 ],[
1100         AC_MSG_RESULT([no])
1101 ])
1102 EXTRA_KCFLAGS="$tmp_flags"
1103 ])
1104
1105 # check userland __u64 type
1106 AC_DEFUN([LN_USER__U64_LONG_LONG],
1107 [AC_MSG_CHECKING([userspace __u64 is long long type])
1108 tmp_flags="$CFLAGS"
1109 CFLAGS="$CFLAGS -Werror"
1110 AC_COMPILE_IFELSE([
1111         #include <stdio.h>
1112         #include <linux/types.h>
1113         #include <linux/stddef.h>
1114         int main(void) {
1115                 unsigned long long *data1;
1116                 __u64 *data2 = NULL;
1117
1118                 data1 = data2;
1119                 return 0;
1120         }
1121 ],[
1122         AC_MSG_RESULT([yes])
1123         AC_DEFINE(HAVE_USER__U64_LONG_LONG, 1,
1124                   [userspace __u64 is long long type])
1125 ],[
1126         AC_MSG_RESULT([no])
1127 ])
1128 CFLAGS="$tmp_flags"
1129 ])
1130
1131 # check kernel __le16, __le32 types
1132 AC_DEFUN([LN_LE_TYPES],
1133 [AC_MSG_CHECKING([__le16 and __le32 types are defined])
1134 LB_LINUX_TRY_COMPILE([
1135         #include <linux/types.h>
1136 ],[
1137         __le16 a;
1138         __le32 b;
1139 ],[
1140         AC_MSG_RESULT([yes])
1141         AC_DEFINE(HAVE_LE_TYPES, 1,
1142                   [__le16 and __le32 types are defined])
1143 ],[
1144         AC_MSG_RESULT([no])
1145 ])
1146 ])
1147
1148
1149 # check if task_struct with rcu memeber
1150 AC_DEFUN([LN_TASK_RCU],
1151 [AC_MSG_CHECKING([if task_struct has a rcu field])
1152 LB_LINUX_TRY_COMPILE([
1153         #include <linux/sched.h>
1154 ],[
1155         struct task_struct tsk;
1156
1157         tsk.rcu.next = NULL;
1158 ],[
1159         AC_MSG_RESULT([yes])
1160         AC_DEFINE(HAVE_TASK_RCU, 1,
1161                   [task_struct has rcu field])
1162 ],[
1163         AC_MSG_RESULT([no])
1164 ])
1165 ])
1166
1167 # LN_TASKLIST_LOCK
1168 # 2.6.18 remove tasklist_lock export
1169 AC_DEFUN([LN_TASKLIST_LOCK],
1170 [LB_CHECK_SYMBOL_EXPORT([tasklist_lock],
1171 [kernel/fork.c],[
1172 AC_DEFINE(HAVE_TASKLIST_LOCK, 1,
1173          [tasklist_lock exported])
1174 ],[
1175 ])
1176 ])
1177
1178 # 2.6.19 API changes
1179 # kmem_cache_destroy(cachep) return void instead of
1180 # int
1181 AC_DEFUN([LN_KMEM_CACHE_DESTROY_INT],
1182 [AC_MSG_CHECKING([kmem_cache_destroy(cachep) return int])
1183 LB_LINUX_TRY_COMPILE([
1184         #include <linux/slab.h>
1185 ],[
1186         int i = kmem_cache_destroy(NULL);
1187 ],[
1188         AC_MSG_RESULT(yes)
1189         AC_DEFINE(HAVE_KMEM_CACHE_DESTROY_INT, 1,
1190                 [kmem_cache_destroy(cachep) return int])
1191 ],[
1192         AC_MSG_RESULT(no)
1193 ])
1194 ])
1195
1196 # 2.6.19 API change
1197 #panic_notifier_list use atomic_notifier operations
1198 #
1199 AC_DEFUN([LN_ATOMIC_PANIC_NOTIFIER],
1200 [AC_MSG_CHECKING([panic_notifier_list is atomic])
1201 LB_LINUX_TRY_COMPILE([
1202         #include <linux/notifier.h>
1203         #include <linux/kernel.h>
1204 ],[
1205         struct atomic_notifier_head panic_notifier_list;
1206 ],[
1207         AC_MSG_RESULT(yes)
1208         AC_DEFINE(HAVE_ATOMIC_PANIC_NOTIFIER, 1,
1209                 [panic_notifier_list is atomic_notifier_head])
1210 ],[
1211         AC_MSG_RESULT(no)
1212 ])
1213 ])
1214
1215 # 2.6.20 API change INIT_WORK use 2 args and not
1216 # store data inside
1217 AC_DEFUN([LN_3ARGS_INIT_WORK],
1218 [AC_MSG_CHECKING([check INIT_WORK want 3 args])
1219 LB_LINUX_TRY_COMPILE([
1220         #include <linux/workqueue.h>
1221 ],[
1222         struct work_struct work;
1223
1224         INIT_WORK(&work, NULL, NULL);
1225 ],[
1226         AC_MSG_RESULT(yes)
1227         AC_DEFINE(HAVE_3ARGS_INIT_WORK, 1,
1228                   [INIT_WORK use 3 args and store data inside])
1229 ],[
1230         AC_MSG_RESULT(no)
1231 ])
1232 ])
1233
1234 # 2.6.21 api change. 'register_sysctl_table' use only one argument,
1235 # instead of more old which need two.
1236 AC_DEFUN([LN_2ARGS_REGISTER_SYSCTL],
1237 [AC_MSG_CHECKING([check register_sysctl_table want 2 args])
1238 LB_LINUX_TRY_COMPILE([
1239         #include <linux/sysctl.h>
1240 ],[
1241         return register_sysctl_table(NULL,0);
1242 ],[
1243         AC_MSG_RESULT(yes)
1244         AC_DEFINE(HAVE_2ARGS_REGISTER_SYSCTL, 1,
1245                   [register_sysctl_table want 2 args])
1246 ],[
1247         AC_MSG_RESULT(no)
1248 ])
1249 ])
1250
1251 # 2.6.21 marks kmem_cache_t deprecated and uses struct kmem_cache
1252 # instead
1253 AC_DEFUN([LN_KMEM_CACHE],
1254 [AC_MSG_CHECKING([check kernel has struct kmem_cache])
1255 tmp_flags="$EXTRA_KCFLAGS"
1256 EXTRA_KCFLAGS="-Werror"
1257 LB_LINUX_TRY_COMPILE([
1258         #include <linux/slab.h>
1259         typedef struct kmem_cache cache_t;
1260 ],[
1261         cache_t *cachep = NULL;
1262
1263         kmem_cache_alloc(cachep, 0);
1264 ],[
1265         AC_MSG_RESULT(yes)
1266         AC_DEFINE(HAVE_KMEM_CACHE, 1,
1267                   [kernel has struct kmem_cache])
1268 ],[
1269         AC_MSG_RESULT(no)
1270 ])
1271 EXTRA_KCFLAGS="$tmp_flags"
1272 ])
1273
1274 # 2.6.23 lost dtor argument
1275 AC_DEFUN([LN_KMEM_CACHE_CREATE_DTOR],
1276 [AC_MSG_CHECKING([check kmem_cache_create has dtor argument])
1277 LB_LINUX_TRY_COMPILE([
1278         #include <linux/slab.h>
1279 ],[
1280         kmem_cache_create(NULL, 0, 0, 0, NULL, NULL);
1281 ],[
1282         AC_MSG_RESULT(yes)
1283         AC_DEFINE(HAVE_KMEM_CACHE_CREATE_DTOR, 1,
1284                   [kmem_cache_create has dtor argument])
1285 ],[
1286         AC_MSG_RESULT(no)
1287 ])
1288 ])
1289
1290 #
1291 # LN_FUNC_DUMP_TRACE
1292 #
1293 # 2.6.23 exports dump_trace() so we can dump_stack() on any task
1294 # 2.6.24 has stacktrace_ops.address with "reliable" parameter
1295 #
1296 AC_DEFUN([LN_FUNC_DUMP_TRACE],
1297 [LB_CHECK_SYMBOL_EXPORT([dump_trace],
1298 [kernel/ksyms.c arch/${LINUX_ARCH%_64}/kernel/traps_64.c arch/x86/kernel/dumpstack_32.c arch/x86/kernel/dumpstack_64.c],[
1299         tmp_flags="$EXTRA_KCFLAGS"
1300         EXTRA_KCFLAGS="-Werror"
1301         AC_MSG_CHECKING([whether we can really use dump_trace])
1302         LB_LINUX_TRY_COMPILE([
1303                 struct task_struct;
1304                 struct pt_regs;
1305                 #include <asm/stacktrace.h>
1306         ],[
1307         ],[
1308                 AC_MSG_RESULT(yes)
1309                 AC_DEFINE(HAVE_DUMP_TRACE, 1, [dump_trace is exported])
1310         ],[
1311                 AC_MSG_RESULT(no)
1312         ],[
1313         ])
1314         AC_MSG_CHECKING([whether print_trace_address has reliable argument])
1315         LB_LINUX_TRY_COMPILE([
1316                 struct task_struct;
1317                 struct pt_regs;
1318                 void print_addr(void *data, unsigned long addr, int reliable);
1319                 #include <asm/stacktrace.h>
1320         ],[
1321                 struct stacktrace_ops ops;
1322
1323                 ops.address = print_addr;
1324         ],[
1325                 AC_MSG_RESULT(yes)
1326                 AC_DEFINE(HAVE_TRACE_ADDRESS_RELIABLE, 1,
1327                           [print_trace_address has reliable argument])
1328         ],[
1329                 AC_MSG_RESULT(no)
1330         ],[
1331         ])
1332         AC_MSG_CHECKING([dump_trace want address])
1333         LB_LINUX_TRY_COMPILE([
1334                 struct task_struct;
1335                 struct pt_regs;
1336                 #include <asm/stacktrace.h>
1337         ],[
1338                 dump_trace(NULL, NULL, NULL, 0, NULL, NULL);
1339         ],[
1340                 AC_MSG_RESULT(yes)
1341                 AC_DEFINE(HAVE_DUMP_TRACE_ADDRESS, 1,
1342                           [dump_trace want address argument])
1343         ],[
1344                 AC_MSG_RESULT(no)
1345         ],[
1346         ])
1347 EXTRA_KCFLAGS="$tmp_flags"
1348 ])
1349 ])
1350
1351 # 2.6.24 request not use real numbers for ctl_name
1352 AC_DEFUN([LN_SYSCTL_UNNUMBERED],
1353 [AC_MSG_CHECKING([for CTL_UNNUMBERED])
1354 LB_LINUX_TRY_COMPILE([
1355         #include <linux/sysctl.h>
1356 ],[
1357         #ifndef CTL_UNNUMBERED
1358         #error CTL_UNNUMBERED not exist in kernel
1359         #endif
1360 ],[
1361         AC_MSG_RESULT(yes)
1362         AC_DEFINE(HAVE_SYSCTL_UNNUMBERED, 1,
1363                   [sysctl has CTL_UNNUMBERED])
1364 ],[
1365         AC_MSG_RESULT(no)
1366 ])
1367 ])
1368
1369 # 2.6.24 lost scatterlist->page
1370 AC_DEFUN([LN_SCATTERLIST_SETPAGE],
1371 [AC_MSG_CHECKING([for exist sg_set_page])
1372 LB_LINUX_TRY_COMPILE([
1373         #include <asm/types.h>
1374         #include <linux/scatterlist.h>
1375 ],[
1376         sg_set_page(NULL,NULL,0,0);
1377 ],[
1378         AC_MSG_RESULT(yes)
1379         AC_DEFINE(HAVE_SCATTERLIST_SETPAGE, 1,
1380                   [struct scatterlist has page member])
1381 ],[
1382         AC_MSG_RESULT(no)
1383 ])
1384 ])
1385
1386 # 2.6.26 use int instead of atomic for sem.count
1387 AC_DEFUN([LN_SEM_COUNT],
1388 [AC_MSG_CHECKING([atomic sem.count])
1389 LB_LINUX_TRY_COMPILE([
1390         #include <asm/semaphore.h>
1391 ],[
1392         struct semaphore s;
1393
1394         atomic_read(&s.count);
1395 ],[
1396         AC_MSG_RESULT(yes)
1397         AC_DEFINE(HAVE_SEM_COUNT_ATOMIC, 1,
1398                   [semaphore counter is atomic])
1399 ],[
1400         AC_MSG_RESULT(no)
1401 ])
1402 ])
1403
1404 # 2.6.27 have second argument to sock_map_fd
1405 AC_DEFUN([LN_SOCK_MAP_FD_2ARG],
1406 [AC_MSG_CHECKING([sock_map_fd have second argument])
1407 LB_LINUX_TRY_COMPILE([
1408         #include <linux/net.h>
1409 ],[
1410         sock_map_fd(NULL, 0);
1411 ],[
1412         AC_MSG_RESULT(yes)
1413         AC_DEFINE(HAVE_SOCK_MAP_FD_2ARG, 1,
1414                   [sock_map_fd have second argument])
1415 ],[
1416         AC_MSG_RESULT(no)
1417 ])
1418 ])
1419
1420 # since 2.6.27 have linux/cred.h defined current_* macro
1421 AC_DEFUN([LN_HAVE_LINUX_CRED_H],
1422 [LB_CHECK_FILE([$LINUX/include/linux/cred.h],[
1423         AC_DEFINE(HAVE_LINUX_CRED_H, 1,
1424                 [kernel has include/linux/cred.h])
1425 ],[
1426         AC_MSG_RESULT([no])
1427 ])
1428 ])
1429
1430 #
1431 #
1432 # LN_CONFIG_USERSPACE
1433 #
1434 #
1435 AC_DEFUN([LN_CONFIG_USERSPACE],
1436 [
1437 LN_USER__U64_LONG_LONG
1438 ])
1439
1440 #
1441 # LN_STRUCT_CRED_IN_TASK
1442 #
1443 # struct cred was introduced in 2.6.29 to streamline credentials in task struct
1444 #
1445 AC_DEFUN([LN_STRUCT_CRED_IN_TASK],
1446 [AC_MSG_CHECKING([if kernel has struct cred])
1447 LB_LINUX_TRY_COMPILE([
1448         #include <linux/sched.h>
1449 ],[
1450         struct task_struct *tsk = NULL;
1451         tsk->real_cred = NULL;
1452 ],[
1453         AC_MSG_RESULT([yes])
1454         AC_DEFINE(HAVE_STRUCT_CRED, 1, [struct cred found])
1455 ],[
1456         AC_MSG_RESULT([no])
1457 ])
1458 ])
1459
1460 #
1461 # LN_FUNC_UNSHARE_FS_STRUCT
1462 #
1463 # unshare_fs_struct was introduced in 2.6.30 to prevent others to directly
1464 # mess with copy_fs_struct
1465 #
1466 AC_DEFUN([LN_FUNC_UNSHARE_FS_STRUCT],
1467 [AC_MSG_CHECKING([if kernel defines unshare_fs_struct()])
1468 tmp_flags="$EXTRA_KCFLAGS"
1469 EXTRA_KCFLAGS="-Werror"
1470 LB_LINUX_TRY_COMPILE([
1471         #include <linux/sched.h>
1472         #include <linux/fs_struct.h>
1473 ],[
1474         unshare_fs_struct();
1475 ],[
1476         AC_MSG_RESULT([yes])
1477         AC_DEFINE(HAVE_UNSHARE_FS_STRUCT, 1, [unshare_fs_struct found])
1478 ],[
1479         AC_MSG_RESULT([no])
1480 ])
1481 EXTRA_KCFLAGS="$tmp_flags"
1482 ])
1483
1484 # See if sysctl proc_handler wants only 5 arguments (since 2.6.32)
1485 AC_DEFUN([LN_5ARGS_SYSCTL_PROC_HANDLER],
1486 [AC_MSG_CHECKING([if sysctl proc_handler wants 5 args])
1487 LB_LINUX_TRY_COMPILE([
1488         #include <linux/sysctl.h>
1489 ],[
1490         struct ctl_table *table = NULL;
1491         int write = 1;
1492         void __user *buffer = NULL;
1493         size_t *lenp = NULL;
1494         loff_t *ppos = NULL;
1495
1496         proc_handler *proc_handler;
1497         proc_handler(table, write, buffer, lenp, ppos);
1498
1499 ],[
1500         AC_MSG_RESULT(yes)
1501         AC_DEFINE(HAVE_5ARGS_SYSCTL_PROC_HANDLER, 1,
1502                   [sysctl proc_handler wants 5 args])
1503 ],[
1504         AC_MSG_RESULT(no)
1505 ])
1506 ])
1507
1508 #
1509 # LN_HAVE_IS_COMPAT_TASK
1510 #
1511 # Added in 2.6.17, it wasn't until 2.6.29 that all
1512 # Linux architectures have is_compat_task()
1513 #
1514 AC_DEFUN([LN_HAVE_IS_COMPAT_TASK],
1515 [AC_MSG_CHECKING([if is_compat_task() is declared])
1516 LB_LINUX_TRY_COMPILE([
1517         #include <linux/compat.h>
1518 ],[
1519         int i = is_compat_task();
1520 ],[
1521         AC_MSG_RESULT([yes])
1522         AC_DEFINE(HAVE_IS_COMPAT_TASK, 1, [is_compat_task() is available])
1523 ],[
1524         AC_MSG_RESULT([no])
1525 ])
1526 ])
1527
1528 #
1529 # LN_PROG_LINUX
1530 #
1531 # LNet linux kernel checks
1532 #
1533 AC_DEFUN([LN_PROG_LINUX],
1534 [
1535 LN_FUNC_CPU_ONLINE
1536 LN_TYPE_GFP_T
1537 LN_TYPE_CPUMASK_T
1538 LN_CONFIG_AFFINITY
1539 LN_CONFIG_BACKOFF
1540 LN_CONFIG_PANIC_DUMPLOG
1541 LN_CONFIG_QUADRICS
1542 LN_CONFIG_GM
1543 LN_CONFIG_OPENIB
1544 LN_CONFIG_CIB
1545 LN_CONFIG_VIB
1546 LN_CONFIG_IIB
1547 LN_CONFIG_O2IB
1548 LN_CONFIG_RALND
1549 LN_CONFIG_PTLLND
1550 LN_CONFIG_MX
1551
1552 LN_STRUCT_PAGE_LIST
1553 LN_STRUCT_SIGHAND
1554 LN_FUNC_SHOW_TASK
1555 LN_KERN__U64_LONG_LONG
1556 LN_LE_TYPES
1557 LN_TASK_RCU
1558 # 2.6.18
1559 LN_TASKLIST_LOCK
1560 LN_HAVE_IS_COMPAT_TASK
1561 # 2.6.19
1562 LN_KMEM_CACHE_DESTROY_INT
1563 LN_ATOMIC_PANIC_NOTIFIER
1564 # 2.6.20
1565 LN_3ARGS_INIT_WORK
1566 # 2.6.21
1567 LN_2ARGS_REGISTER_SYSCTL
1568 LN_KMEM_CACHE
1569 # 2.6.23
1570 LN_KMEM_CACHE_CREATE_DTOR
1571 # 2.6.24
1572 LN_SYSCTL_UNNUMBERED
1573 LN_SCATTERLIST_SETPAGE
1574 # 2.6.26
1575 LN_SEM_COUNT
1576 # 2.6.27
1577 LN_SOCK_MAP_FD_2ARG
1578 LN_FUNC_DUMP_TRACE
1579 LN_HAVE_LINUX_CRED_H
1580 #2.6.29
1581 LN_STRUCT_CRED_IN_TASK
1582 # 2.6.30
1583 LN_FUNC_UNSHARE_FS_STRUCT
1584 # 2.6.32
1585 LN_5ARGS_SYSCTL_PROC_HANDLER
1586 ])
1587
1588 #
1589 # LN_PROG_DARWIN
1590 #
1591 # Darwin checks
1592 #
1593 AC_DEFUN([LN_PROG_DARWIN],
1594 [LB_DARWIN_CHECK_FUNCS([get_preemption_level])
1595 ])
1596
1597 #
1598 # LN_PATH_DEFAULTS
1599 #
1600 # default paths for installed files
1601 #
1602 AC_DEFUN([LN_PATH_DEFAULTS],
1603 [
1604 ])
1605
1606 #
1607 # LN_CONFIGURE
1608 #
1609 # other configure checks
1610 #
1611 AC_DEFUN([LN_CONFIGURE],
1612 [# lnet/utils/portals.c
1613 AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h endian.h sys/ioctl.h])
1614 AC_CHECK_FUNCS([gethostbyname socket connect])
1615
1616 # lnet/utils/debug.c
1617 AC_CHECK_HEADERS([linux/version.h])
1618
1619 AC_CHECK_TYPE([spinlock_t],
1620         [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])],
1621         [],
1622         [#include <linux/spinlock.h>])
1623
1624 # lnet/utils/wirecheck.c
1625 AC_CHECK_FUNCS([strnlen])
1626
1627 # --------  Check for required packages  --------------
1628
1629 #
1630 # LC_CONFIG_READLINE
1631 #
1632 # Build with readline
1633 #
1634 AC_MSG_CHECKING([whether to enable readline support])
1635 AC_ARG_ENABLE(readline,
1636         AC_HELP_STRING([--disable-readline],
1637                         [disable readline support]),
1638         [],[enable_readline='yes'])
1639 AC_MSG_RESULT([$enable_readline])
1640
1641 # -------- check for readline if enabled ----
1642 if test x$enable_readline = xyes ; then
1643         LIBS_save="$LIBS"
1644         LIBS="-lncurses $LIBS"
1645         AC_CHECK_LIB([readline],[readline],[
1646         LIBREADLINE="-lreadline -lncurses"
1647         AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
1648         ],[
1649         LIBREADLINE=""
1650         ])
1651         LIBS="$LIBS_save"
1652 else
1653         LIBREADLINE=""
1654 fi
1655 AC_SUBST(LIBREADLINE)
1656
1657 AC_MSG_CHECKING([if efence debugging support is requested])
1658 AC_ARG_ENABLE(efence,
1659         AC_HELP_STRING([--enable-efence],
1660                         [use efence library]),
1661         [],[enable_efence='no'])
1662 AC_MSG_RESULT([$enable_efence])
1663 if test "$enable_efence" = "yes" ; then
1664         LIBEFENCE="-lefence"
1665         AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested])
1666 else
1667         LIBEFENCE=""
1668 fi
1669 AC_SUBST(LIBEFENCE)
1670
1671 # -------- enable acceptor libwrap (TCP wrappers) support? -------
1672 AC_MSG_CHECKING([if libwrap support is requested])
1673 AC_ARG_ENABLE([libwrap],
1674         AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
1675         [case "${enableval}" in
1676                 yes) enable_libwrap=yes ;;
1677                 no) enable_libwrap=no ;;
1678                 *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
1679         esac],[enable_libwrap=no])
1680 AC_MSG_RESULT([$enable_libwrap])
1681 if test x$enable_libwrap = xyes ; then
1682         LIBWRAP="-lwrap"
1683         AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
1684 else
1685         LIBWRAP=""
1686 fi
1687 AC_SUBST(LIBWRAP)
1688
1689 # -------- check for -lpthread support ----
1690 AC_MSG_CHECKING([whether to use libpthread for lnet library])
1691 AC_ARG_ENABLE([libpthread],
1692         AC_HELP_STRING([--disable-libpthread],
1693                 [disable libpthread]),
1694         [],[enable_libpthread=yes])
1695 if test "$enable_libpthread" = "yes" ; then
1696         AC_CHECK_LIB([pthread], [pthread_create],
1697                 [ENABLE_LIBPTHREAD="yes"],
1698                 [ENABLE_LIBPTHREAD="no"])
1699         if test "$ENABLE_LIBPTHREAD" = "yes" ; then
1700                 AC_MSG_RESULT([$ENABLE_LIBPTHREAD])
1701                 PTHREAD_LIBS="-lpthread"
1702                 AC_DEFINE([HAVE_LIBPTHREAD], 1, [use libpthread])
1703         else
1704                 PTHREAD_LIBS=""
1705                 AC_MSG_RESULT([no libpthread is found])
1706         fi
1707         AC_SUBST(PTHREAD_LIBS)
1708 else
1709         AC_MSG_RESULT([no (disabled explicitly)])
1710         ENABLE_LIBPTHREAD="no"
1711 fi
1712 AC_SUBST(ENABLE_LIBPTHREAD)
1713
1714 # ----------------------------------------
1715 # some tests for catamount-like systems
1716 # ----------------------------------------
1717 AC_ARG_ENABLE([sysio_init],
1718         AC_HELP_STRING([--disable-sysio-init],
1719                 [call sysio init functions when initializing liblustre]),
1720         [],[enable_sysio_init=yes])
1721 AC_MSG_CHECKING([whether to initialize libsysio])
1722 AC_MSG_RESULT([$enable_sysio_init])
1723 if test x$enable_sysio_init != xno ; then
1724         AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
1725 fi
1726
1727 AC_ARG_ENABLE([urandom],
1728         AC_HELP_STRING([--disable-urandom],
1729                 [disable use of /dev/urandom for liblustre]),
1730         [],[enable_urandom=yes])
1731 AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
1732 AC_MSG_RESULT([$enable_urandom])
1733 if test x$enable_urandom != xno ; then
1734         AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
1735 fi
1736
1737 # -------- check for -lcap support ----
1738 if test x$enable_liblustre = xyes ; then
1739         AC_CHECK_LIB([cap], [cap_get_proc],
1740                 [
1741                         CAP_LIBS="-lcap"
1742                         AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
1743                 ],
1744                 [
1745                         CAP_LIBS=""
1746                 ])
1747         AC_SUBST(CAP_LIBS)
1748
1749 fi
1750
1751 LN_CONFIG_MAX_PAYLOAD
1752 LN_CONFIG_UPTLLND
1753 LN_CONFIG_USOCKLND
1754 ])
1755
1756 #
1757 # LN_CONDITIONALS
1758 #
1759 # AM_CONDITOINAL defines for lnet
1760 #
1761 AC_DEFUN([LN_CONDITIONALS],
1762 [AM_CONDITIONAL(BUILD_QSWLND, test x$QSWLND = "xqswlnd")
1763 AM_CONDITIONAL(BUILD_GMLND, test x$GMLND = "xgmlnd")
1764 AM_CONDITIONAL(BUILD_MXLND, test x$MXLND = "xmxlnd")
1765 AM_CONDITIONAL(BUILD_O2IBLND, test x$O2IBLND = "xo2iblnd")
1766 AM_CONDITIONAL(BUILD_OPENIBLND, test x$OPENIBLND = "xopeniblnd")
1767 AM_CONDITIONAL(BUILD_CIBLND, test x$CIBLND = "xciblnd")
1768 AM_CONDITIONAL(BUILD_IIBLND, test x$IIBLND = "xiiblnd")
1769 AM_CONDITIONAL(BUILD_VIBLND, test x$VIBLND = "xviblnd")
1770 AM_CONDITIONAL(BUILD_RALND, test x$RALND = "xralnd")
1771 AM_CONDITIONAL(BUILD_PTLLND, test x$PTLLND = "xptllnd")
1772 AM_CONDITIONAL(BUILD_UPTLLND, test x$UPTLLND = "xptllnd")
1773 AM_CONDITIONAL(BUILD_USOCKLND, test x$USOCKLND = "xusocklnd")
1774 ])
1775
1776 #
1777 # LN_CONFIG_FILES
1778 #
1779 # files that should be generated with AC_OUTPUT
1780 #
1781 AC_DEFUN([LN_CONFIG_FILES],
1782 [AC_CONFIG_FILES([
1783 lnet/Kernelenv
1784 lnet/Makefile
1785 lnet/autoMakefile
1786 lnet/autoconf/Makefile
1787 lnet/doc/Makefile
1788 lnet/include/Makefile
1789 lnet/include/libcfs/Makefile
1790 lnet/include/libcfs/linux/Makefile
1791 lnet/include/lnet/Makefile
1792 lnet/include/lnet/linux/Makefile
1793 lnet/klnds/Makefile
1794 lnet/klnds/autoMakefile
1795 lnet/klnds/gmlnd/Makefile
1796 lnet/klnds/mxlnd/autoMakefile
1797 lnet/klnds/mxlnd/Makefile
1798 lnet/klnds/gmlnd/autoMakefile
1799 lnet/klnds/openiblnd/Makefile
1800 lnet/klnds/openiblnd/autoMakefile
1801 lnet/klnds/o2iblnd/Makefile
1802 lnet/klnds/o2iblnd/autoMakefile
1803 lnet/klnds/ciblnd/Makefile
1804 lnet/klnds/ciblnd/autoMakefile
1805 lnet/klnds/iiblnd/Makefile
1806 lnet/klnds/iiblnd/autoMakefile
1807 lnet/klnds/viblnd/Makefile
1808 lnet/klnds/viblnd/autoMakefile
1809 lnet/klnds/qswlnd/Makefile
1810 lnet/klnds/qswlnd/autoMakefile
1811 lnet/klnds/ralnd/Makefile
1812 lnet/klnds/ralnd/autoMakefile
1813 lnet/klnds/socklnd/Makefile
1814 lnet/klnds/socklnd/autoMakefile
1815 lnet/klnds/ptllnd/Makefile
1816 lnet/klnds/ptllnd/autoMakefile
1817 lnet/libcfs/Makefile
1818 lnet/libcfs/autoMakefile
1819 lnet/libcfs/linux/Makefile
1820 lnet/lnet/Makefile
1821 lnet/lnet/autoMakefile
1822 lnet/selftest/Makefile
1823 lnet/selftest/autoMakefile
1824 lnet/ulnds/Makefile
1825 lnet/ulnds/autoMakefile
1826 lnet/ulnds/socklnd/Makefile
1827 lnet/ulnds/ptllnd/Makefile
1828 lnet/utils/Makefile
1829 lnet/include/libcfs/darwin/Makefile
1830 lnet/include/libcfs/winnt/Makefile
1831 lnet/include/lnet/darwin/Makefile
1832 lnet/libcfs/darwin/Makefile
1833 ])
1834 ])
1835
1836 #
1837 # LIBCFS stub macros. (These are defined in the libcfs module on HEAD))
1838 #
1839 AC_DEFUN([LIBCFS_PATH_DEFAULTS], [])
1840 AC_DEFUN([LIBCFS_PROG_LINUX], [])
1841 AC_DEFUN([LIBCFS_CONDITIONALS], [])
1842 AC_DEFUN([LIBCFS_CONFIGURE], [])
1843 AC_DEFUN([LIBCFS_CONFIG_FILES], [])