lustre/autoconf/lustre-core.m4

   1 #
   2 # LC_CONFIG_SRCDIR
   3 #
   4 # Wrapper for AC_CONFIG_SUBDIR
   5 #
   6 AC_DEFUN([LC_CONFIG_SRCDIR],
   7 [AC_CONFIG_SRCDIR([lustre/obdclass/obdo.c])
   8 libcfs_is_module=yes
   9 ldiskfs_is_ext4=yes
  10 ])
  11
  12 #
  13 # LC_PATH_DEFAULTS
  14 #
  15 # lustre specific paths
  16 #
  17 AC_DEFUN([LC_PATH_DEFAULTS],
  18 [# ptlrpc kernel build requires this
  19 LUSTRE="$PWD/lustre"
  20 AC_SUBST(LUSTRE)
  21
  22 # mount.lustre
  23 rootsbindir='$(CROSS_PATH)/sbin'
  24 AC_SUBST(rootsbindir)
  25
  26 demodir='$(docdir)/demo'
  27 AC_SUBST(demodir)
  28
  29 pkgexampledir='${pkgdatadir}/examples'
  30 AC_SUBST(pkgexampledir)
  31 ])
  32
  33 #
  34 # LC_TARGET_SUPPORTED
  35 #
  36 # is the target os supported?
  37 #
  38 AC_DEFUN([LC_TARGET_SUPPORTED],
  39 [case $target_os in
  40         linux* | darwin*)
  41 $1
  42                 ;;
  43         *)
  44 $2
  45                 ;;
  46 esac
  47 ])
  48
  49 #
  50 # LC_CONFIG_OBD_BUFFER_SIZE
  51 #
  52 # the maximum buffer size of lctl ioctls
  53 #
  54 AC_DEFUN([LC_CONFIG_OBD_BUFFER_SIZE],
  55 [AC_MSG_CHECKING([maximum OBD ioctl size])
  56 AC_ARG_WITH([obd-buffer-size],
  57         AC_HELP_STRING([--with-obd-buffer-size=[size]],
  58                         [set lctl ioctl maximum bytes (default=8192)]),
  59         [
  60                 OBD_BUFFER_SIZE=$with_obd_buffer_size
  61         ],[
  62                 OBD_BUFFER_SIZE=8192
  63         ])
  64 AC_MSG_RESULT([$OBD_BUFFER_SIZE bytes])
  65 AC_DEFINE_UNQUOTED(CONFIG_LUSTRE_OBD_MAX_IOCTL_BUFFER, $OBD_BUFFER_SIZE, [IOCTL Buffer Size])
  66 ])
  67
  68 #
  69 # LC_READLINK_SSIZE_T
  70 #
  71 AC_DEFUN([LC_READLINK_SSIZE_T],
  72 [AC_MSG_CHECKING([if readlink returns ssize_t])
  73 AC_TRY_COMPILE([
  74         #include <unistd.h>
  75 ],[
  76         ssize_t readlink(const char *, char *, size_t);
  77 ],[
  78         AC_MSG_RESULT([yes])
  79         AC_DEFINE(HAVE_POSIX_1003_READLINK, 1, [readlink returns ssize_t])
  80 ],[
  81         AC_MSG_RESULT([no])
  82 ])
  83 ])
  84
  85 #
  86 # LC_FUNC_DEV_SET_RDONLY
  87 #
  88 # check whether dev_set_rdonly is exported.  This is needed until we
  89 # have another mechanism to fence IO from the underlying device.
  90 #
  91 AC_DEFUN([LC_FUNC_DEV_SET_RDONLY],
  92 [LB_CHECK_SYMBOL_EXPORT([dev_set_rdonly],
  93 [block/ll_rw_block.c,block/blk-core.c],[
  94         AC_DEFINE(HAVE_DEV_SET_RDONLY, 1, [kernel exports dev_set_rdonly])
  95 ],[
  96         AC_MSG_WARN([kernel missing dev_set_rdonly patch for testing])
  97 ])
  98 ])
  99
 100 #
 101 # Ensure stack size big than 8k in Lustre server (all kernels)
 102 #
 103 AC_DEFUN([LC_STACK_SIZE],
 104 [AC_MSG_CHECKING([stack size big than 8k])
 105 LB_LINUX_TRY_COMPILE([
 106         #include <linux/thread_info.h>
 107 ],[
 108         #if THREAD_SIZE < 8192
 109         #error "stack size < 8192"
 110         #endif
 111 ],[
 112         AC_MSG_RESULT(yes)
 113 ],[
 114         AC_MSG_ERROR([Lustre requires that Linux is configured with at least a 8KB stack.])
 115 ])
 116 ])
 117
 118 #
 119 # Allow the user to set the MDS thread upper limit
 120 #
 121 AC_DEFUN([LC_MDS_MAX_THREADS],
 122 [
 123         AC_ARG_WITH([mds_max_threads],
 124         AC_HELP_STRING([--with-mds-max-threads=count],
 125                        [maximum threads available on the MDS: (default=512)]),
 126         [
 127                 MDS_THREAD_COUNT=$with_mds_max_threads
 128                 AC_DEFINE_UNQUOTED(MDS_MAX_THREADS, $MDS_THREAD_COUNT, [maximum number of MDS threads])
 129         ])
 130 ])
 131
 132 #
 133 # LC_CONFIG_PINGER
 134 #
 135 # the pinger is temporary, until we have the recovery node in place
 136 #
 137 AC_DEFUN([LC_CONFIG_PINGER],
 138 [AC_MSG_CHECKING([whether to enable pinger support])
 139 AC_ARG_ENABLE([pinger],
 140         AC_HELP_STRING([--disable-pinger],
 141                         [disable recovery pinger support]),
 142         [],[enable_pinger='yes'])
 143 AC_MSG_RESULT([$enable_pinger])
 144 if test x$enable_pinger != xno ; then
 145   AC_DEFINE(ENABLE_PINGER, 1, Use the Pinger)
 146 fi
 147 ])
 148
 149 #
 150 # LC_CONFIG_CHECKSUM
 151 #
 152 # do checksum of bulk data between client and OST
 153 #
 154 AC_DEFUN([LC_CONFIG_CHECKSUM],
 155 [AC_MSG_CHECKING([whether to enable data checksum support])
 156 AC_ARG_ENABLE([checksum],
 157        AC_HELP_STRING([--disable-checksum],
 158                        [disable data checksum support]),
 159        [],[enable_checksum='yes'])
 160 AC_MSG_RESULT([$enable_checksum])
 161 if test x$enable_checksum != xno ; then
 162   AC_DEFINE(ENABLE_CHECKSUM, 1, do data checksums)
 163 fi
 164 ])
 165
 166 #
 167 # LC_CONFIG_LIBLUSTRE_RECOVERY
 168 #
 169 AC_DEFUN([LC_CONFIG_LIBLUSTRE_RECOVERY],
 170 [AC_MSG_CHECKING([whether to enable liblustre recovery support])
 171 AC_ARG_ENABLE([liblustre-recovery],
 172         AC_HELP_STRING([--disable-liblustre-recovery],
 173                         [disable liblustre recovery support]),
 174         [],[enable_liblustre_recovery='yes'])
 175 AC_MSG_RESULT([$enable_liblustre_recovery])
 176 if test x$enable_liblustre_recovery != xno ; then
 177   AC_DEFINE(ENABLE_LIBLUSTRE_RECOVERY, 1, Liblustre Can Recover)
 178 fi
 179 ])
 180
 181 #
 182 # LC_CONFIG_HEALTH_CHECK_WRITE
 183 #
 184 # Turn off the actual write to the disk
 185 #
 186 AC_DEFUN([LC_CONFIG_HEALTH_CHECK_WRITE],
 187 [AC_MSG_CHECKING([whether to enable a write with the health check])
 188 AC_ARG_ENABLE([health_write],
 189         AC_HELP_STRING([--enable-health_write],
 190                         [enable disk writes when doing health check]),
 191         [],[enable_health_write='no'])
 192 AC_MSG_RESULT([$enable_health_write])
 193 if test x$enable_health_write != xno ; then
 194   AC_DEFINE(USE_HEALTH_CHECK_WRITE, 1, Write when Checking Health)
 195 fi
 196 ])
 197
 198 AC_DEFUN([LC_CONFIG_LRU_RESIZE],
 199 [AC_MSG_CHECKING([whether to enable lru self-adjusting])
 200 AC_ARG_ENABLE([lru_resize],
 201         AC_HELP_STRING([--enable-lru-resize],
 202                         [enable lru resize support]),
 203         [],[enable_lru_resize='yes'])
 204 AC_MSG_RESULT([$enable_lru_resize])
 205 if test x$enable_lru_resize != xno; then
 206    AC_DEFINE(HAVE_LRU_RESIZE_SUPPORT, 1, [Enable lru resize support])
 207 fi
 208 ])
 209
 210 #
 211 # Quota support. The kernel must support CONFIG_QUOTA.
 212 #
 213 AC_DEFUN([LC_QUOTA_CONFIG],
 214 [LB_LINUX_CONFIG_IM([QUOTA],[],[
 215         AC_MSG_ERROR([Lustre quota requires that CONFIG_QUOTA is enabled in your kernel.])
 216         ])
 217 ])
 218
 219 # truncate_complete_page() has never been exported from an upstream kernel
 220 # remove_from_page_cache() was exported between 2.6.35 and 2.6.38
 221 # delete_from_page_cache() is exported from 2.6.39
 222 AC_DEFUN([LC_EXPORT_TRUNCATE_COMPLETE_PAGE],
 223          [LB_CHECK_SYMBOL_EXPORT([truncate_complete_page],
 224                                  [mm/truncate.c],
 225                                  [AC_DEFINE(HAVE_TRUNCATE_COMPLETE_PAGE, 1,
 226                                             [kernel export truncate_complete_page])])
 227           LB_CHECK_SYMBOL_EXPORT([remove_from_page_cache],
 228                                  [mm/filemap.c],
 229                                  [AC_DEFINE(HAVE_REMOVE_FROM_PAGE_CACHE, 1,
 230                                             [kernel export remove_from_page_cache])])
 231           LB_CHECK_SYMBOL_EXPORT([delete_from_page_cache],
 232                                  [mm/filemap.c],
 233                                  [AC_DEFINE(HAVE_DELETE_FROM_PAGE_CACHE, 1,
 234                                             [kernel export delete_from_page_cache])])
 235          ])
 236
 237 #
 238 # LC_CAPA_CRYPTO
 239 #
 240 AC_DEFUN([LC_CAPA_CRYPTO],
 241 [LB_LINUX_CONFIG_IM([CRYPTO],[],[
 242         AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO is enabled in your kernel.])
 243 ])
 244 LB_LINUX_CONFIG_IM([CRYPTO_HMAC],[],[
 245         AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO_HMAC is enabled in your kernel.])
 246 ])
 247 LB_LINUX_CONFIG_IM([CRYPTO_SHA1],[],[
 248         AC_MSG_ERROR([Lustre capability require that CONFIG_CRYPTO_SHA1 is enabled in your kernel.])
 249 ])
 250 ])
 251
 252 #
 253 # LC_CONFIG_RMTCLIENT
 254 #
 255 dnl FIXME
 256 dnl the AES symbol usually tied with arch, e.g. CRYPTO_AES_586
 257 dnl FIXME
 258 AC_DEFUN([LC_CONFIG_RMTCLIENT],
 259 [LB_LINUX_CONFIG_IM([CRYPTO_AES],[],[
 260         AC_MSG_WARN([Lustre remote client require that CONFIG_CRYPTO_AES is enabled in your kernel.])
 261 ])
 262 ])
 263
 264 #
 265 # LC_CONFIG_GSS_KEYRING (default 'auto', tests for dependencies, if found, enables; only called if gss is enabled)
 266 #
 267 AC_DEFUN([LC_CONFIG_GSS_KEYRING],
 268 [AC_MSG_CHECKING([whether to enable gss keyring backend])
 269  AC_ARG_ENABLE([gss_keyring],
 270                [AC_HELP_STRING([--disable-gss-keyring],
 271                                [disable gss keyring backend])],
 272                [],[enable_gss_keyring='auto'])
 273  AC_MSG_RESULT([$enable_gss_keyring])
 274
 275  if test x$enable_gss_keyring != xno; then
 276         LB_LINUX_CONFIG_IM([KEYS],[],
 277                            [gss_keyring_conf_test='fail';
 278                             AC_MSG_WARN([GSS keyring backend require that CONFIG_KEYS be enabled in your kernel.])])
 279
 280         AC_CHECK_LIB([keyutils], [keyctl_search], [],
 281                      [gss_keyring_conf_test='fail';
 282                       AC_MSG_WARN([libkeyutils is not found, which is required by gss keyring backend])],)
 283
 284         if test x$gss_keyring_conf_test != xfail; then
 285                 AC_DEFINE([HAVE_GSS_KEYRING], [1], [Define this if you enable gss keyring backend])
 286                 enable_gss_keyring='yes'
 287         else
 288                 if test x$enable_gss_keyring == xyes; then
 289                         AC_MSG_ERROR([Cannot enable gss_keyring. See above for details.])
 290                 else
 291                         AC_MSG_WARN([Cannot enable gss keyring.  See above for details.])
 292                 fi
 293         fi
 294  fi
 295 ])
 296
 297 AC_DEFUN([LC_CONFIG_SUNRPC],
 298 [LB_LINUX_CONFIG_IM([SUNRPC],[],
 299                     [if test x$sunrpc_required == xyes; then
 300                          AC_MSG_ERROR([kernel SUNRPC support is required by using GSS.])
 301                      fi])
 302 ])
 303
 304 #
 305 # LC_CONFIG_GSS (default 'auto' (tests for dependencies, if found, enables))
 306 #
 307 # Build gss and related tools of Lustre. Currently both kernel and user space
 308 # parts are depend on linux platform.
 309 #
 310 AC_DEFUN([LC_CONFIG_GSS],
 311 [AC_MSG_CHECKING([whether to enable gss/krb5 support])
 312  AC_ARG_ENABLE([gss],
 313                [AC_HELP_STRING([--enable-gss], [enable gss/krb5 support])],
 314                [],[enable_gss='auto'])
 315  AC_MSG_RESULT([$enable_gss])
 316
 317  if test x$enable_gss != xno; then
 318         LC_CONFIG_GSS_KEYRING
 319         sunrpc_required=$enable_gss
 320         LC_CONFIG_SUNRPC
 321         sunrpc_required=no
 322
 323         LB_LINUX_CONFIG_IM([CRYPTO_MD5],[],
 324                            [AC_MSG_WARN([kernel MD5 support is recommended by using GSS.])])
 325         LB_LINUX_CONFIG_IM([CRYPTO_SHA1],[],
 326                            [AC_MSG_WARN([kernel SHA1 support is recommended by using GSS.])])
 327         LB_LINUX_CONFIG_IM([CRYPTO_SHA256],[],
 328                            [AC_MSG_WARN([kernel SHA256 support is recommended by using GSS.])])
 329         LB_LINUX_CONFIG_IM([CRYPTO_SHA512],[],
 330                            [AC_MSG_WARN([kernel SHA512 support is recommended by using GSS.])])
 331
 332         require_krb5=$enable_gss
 333         AC_KERBEROS_V5
 334         require_krb5=no
 335
 336         if test x$KRBDIR != x; then
 337                 AC_CHECK_LIB([gssapi], [gss_export_lucid_sec_context],
 338                              [GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssapi";
 339                               gss_conf_test='success'],
 340                              [AC_CHECK_LIB([gssglue], [gss_export_lucid_sec_context],
 341                                            [GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssglue";
 342                                             gss_conf_test='success'],
 343                                            [if test x$enable_gss == xyes; then
 344                                                 AC_MSG_ERROR([libgssapi or libgssglue is not found, which is required by GSS.])
 345                                             else
 346                                                 AC_MSG_WARN([libgssapi or libgssglue is not found, which is required by GSS.])
 347                                             fi])],)
 348                 AC_SUBST(GSSAPI_LIBS)
 349         fi
 350
 351         if test x$gss_conf_test == xsuccess; then
 352                 AC_DEFINE([HAVE_GSS], [1], [Define this is if you enable gss])
 353                 enable_gss='yes'
 354         fi
 355
 356  fi
 357 ])
 358
 359 # 2.6.24
 360
 361 # 2.6.24 has bio_endio with 2 args
 362 AC_DEFUN([LC_BIO_ENDIO_2ARG],
 363 [AC_MSG_CHECKING([if kernel has bio_endio with 2 args])
 364 LB_LINUX_TRY_COMPILE([
 365         #include <linux/bio.h>
 366 ],[
 367         bio_endio(NULL, 0);
 368 ], [
 369         AC_MSG_RESULT([yes])
 370         AC_DEFINE(HAVE_BIO_ENDIO_2ARG, 1,
 371                 [kernel has bio_endio with 2 args])
 372 ],[
 373         AC_MSG_RESULT([no])
 374 ])
 375 ])
 376
 377 # up to v2.6.27 had a 3 arg version (inode, mask, nameidata)
 378 # v2.6.27->v2.6.37 had a 2 arg version (inode, mask)
 379 # v2.6.37->v3.0 had a 3 arg version (inode, mask, nameidata)
 380 # v3.1 onward have a 2 arg version (inode, mask)
 381 AC_DEFUN([LC_INODE_PERMISION_2ARGS],
 382 [AC_MSG_CHECKING([inode_operations->permission has two args])
 383 LB_LINUX_TRY_COMPILE([
 384         #include <linux/fs.h>
 385 ],[
 386         struct inode *inode __attribute__ ((unused));
 387
 388         inode = NULL;
 389         inode->i_op->permission(NULL, 0);
 390 ],[
 391         AC_DEFINE(HAVE_INODE_PERMISION_2ARGS, 1,
 392                   [inode_operations->permission has two args])
 393         AC_MSG_RESULT([yes])
 394 ],[
 395         AC_MSG_RESULT([no])
 396 ])
 397 ])
 398
 399 # 2.6.34 has quotactl_ops->[sg]et_dqblk that take struct fs_disk_quota
 400 AC_DEFUN([LC_HAVE_DQUOT_FS_DISK_QUOTA],
 401 tmp_flags="$EXTRA_KCFLAGS"
 402 EXTRA_KCFLAGS="-Werror"
 403 [AC_MSG_CHECKING([if quotactl_ops.set_dqblk takes struct fs_disk_quota])
 404 LB_LINUX_TRY_COMPILE([
 405         #include <linux/fs.h>
 406         #include <linux/quota.h>
 407 ],[
 408         struct quotactl_ops qops = {};
 409         struct fs_disk_quota fdq;
 410         qops.set_dqblk(NULL, 0, 0, &fdq);
 411 ],[
 412         AC_DEFINE(HAVE_DQUOT_FS_DISK_QUOTA, 1, [quotactl_ops.set_dqblk takes struct fs_disk_quota])
 413         AC_MSG_RESULT([yes])
 414 ],[
 415         AC_MSG_RESULT([no])
 416 ])
 417 EXTRA_KCFLAGS="$tmp_flags"
 418 ])
 419
 420 # 2.6.34 has renamed dquot options to dquot_*, check for dquot_suspend
 421 AC_DEFUN([LC_HAVE_DQUOT_SUSPEND],
 422 [AC_MSG_CHECKING([if dquot_suspend is defined])
 423 LB_LINUX_TRY_COMPILE([
 424         #include <linux/quotaops.h>
 425 ],[
 426         dquot_suspend(NULL, -1);
 427 ],[
 428         AC_DEFINE(HAVE_DQUOT_SUSPEND, 1, [dquot_suspend is defined])
 429         AC_MSG_RESULT([yes])
 430 ],[
 431         AC_MSG_RESULT([no])
 432 ])
 433 ])
 434
 435 #
 436 # 2.6.27 sles11 move the quotaio_v1{2}.h from include/linux to fs
 437 # 2.6.32 move the quotaio_v1{2}.h from fs to fs/quota
 438 AC_DEFUN([LC_HAVE_QUOTAIO_H],
 439 [LB_CHECK_FILE([$LINUX/include/linux/quotaio_v2.h],[
 440         AC_DEFINE(HAVE_QUOTAIO_H, 1,
 441                 [kernel has include/linux/quotaio_v2.h])
 442 ],[LB_CHECK_FILE([$LINUX/fs/quotaio_v2.h],[
 443                AC_DEFINE(HAVE_FS_QUOTAIO_H, 1,
 444                 [kernel has fs/quotaio_v1.h])
 445 ],[LB_CHECK_FILE([$LINUX/fs/quota/quotaio_v2.h],[
 446                AC_DEFINE(HAVE_FS_QUOTA_QUOTAIO_H, 1,
 447                 [kernel has fs/quota/quotaio_v2.h])
 448 ],[
 449         AC_MSG_RESULT([no])
 450 ])
 451 ])
 452 ])
 453 ])
 454
 455 # 2.6.32
 456
 457 # 2.6.32 replaces 2 functions blk_queue_max_phys_segments and blk_queue_max_hw_segments by blk_queue_max_segments
 458 AC_DEFUN([LC_BLK_QUEUE_MAX_SEGMENTS],
 459 [AC_MSG_CHECKING([if blk_queue_max_segments is defined])
 460 LB_LINUX_TRY_COMPILE([
 461         #include <linux/blkdev.h>
 462 ],[
 463         blk_queue_max_segments(NULL, 0);
 464 ],[
 465         AC_MSG_RESULT(yes)
 466         AC_DEFINE(HAVE_BLK_QUEUE_MAX_SEGMENTS, 1,
 467                   [blk_queue_max_segments is defined])
 468 ],[
 469         AC_MSG_RESULT(no)
 470 ])
 471 ])
 472
 473 #
 474 # LC_QUOTA64
 475 #
 476 # Check if kernel has been patched for 64-bit quota limits support.
 477 # The upstream version of this patch in RHEL6 2.6.32 kernels introduces
 478 # the constant QFMT_VFS_V1 in include/linux/quota.h, so we can check for
 479 # that in the absence of quotaio_v1.h in the kernel headers.
 480 #
 481 AC_DEFUN([LC_QUOTA64],[
 482         AC_MSG_CHECKING([if kernel has 64-bit quota limits support])
 483 tmp_flags="$EXTRA_KCFLAGS"
 484 EXTRA_KCFLAGS="-I$LINUX/fs"
 485         LB_LINUX_TRY_COMPILE([
 486                 #include <linux/kernel.h>
 487                 #include <linux/fs.h>
 488                 #if defined(HAVE_FS_QUOTA_QUOTAIO_H)
 489                 # include <quota/quotaio_v2.h>
 490                 struct v2r1_disk_dqblk dqblk_r1;
 491                 #else
 492                 #include <linux/quota.h>
 493                 int ver = QFMT_VFS_V1;
 494                 #endif
 495         ],[],[
 496                 AC_DEFINE(HAVE_QUOTA64, 1, [have quota64])
 497                 AC_MSG_RESULT([yes])
 498         ],[
 499                 LB_CHECK_FILE([$LINUX/include/linux/lustre_version.h],[
 500                         AC_MSG_ERROR([You have got no 64-bit kernel quota support.])
 501                 ],[])
 502                 AC_MSG_RESULT([no])
 503         ])
 504 EXTRA_KCFLAGS=$tmp_flags
 505 ])
 506
 507 #
 508 # 2.6.36 fs_struct.lock use spinlock instead of rwlock.
 509 #
 510 AC_DEFUN([LC_FS_STRUCT_RWLOCK],
 511 [AC_MSG_CHECKING([if fs_struct.lock use rwlock])
 512 LB_LINUX_TRY_COMPILE([
 513         #include <asm/atomic.h>
 514         #include <linux/spinlock.h>
 515         #include <linux/fs_struct.h>
 516 ],[
 517         ((struct fs_struct *)0)->lock = (rwlock_t){ 0 };
 518 ],[
 519         AC_DEFINE(HAVE_FS_STRUCT_RWLOCK, 1,
 520                   [fs_struct.lock use rwlock])
 521         AC_MSG_RESULT([yes])
 522 ],[
 523         AC_MSG_RESULT([no])
 524 ])
 525 ])
 526
 527 #
 528 # 2.6.36 super_operations add evict_inode method. it hybird of
 529 # delete_inode & clear_inode.
 530 #
 531 AC_DEFUN([LC_SBOPS_EVICT_INODE],
 532 [AC_MSG_CHECKING([if super_operations.evict_inode exist])
 533 LB_LINUX_TRY_COMPILE([
 534         #include <linux/fs.h>
 535 ],[
 536         ((struct super_operations *)0)->evict_inode(NULL);
 537 ],[
 538         AC_DEFINE(HAVE_SBOPS_EVICT_INODE, 1,
 539                 [super_operations.evict_inode() is exist in kernel])
 540         AC_MSG_RESULT([yes])
 541 ],[
 542         AC_MSG_RESULT([no])
 543 ])
 544 ])
 545
 546 #
 547 # 2.6.35 file_operations.fsync taken 2 arguments.
 548 # 3.0.0 file_operations.fsync takes 4 arguments.
 549 #
 550 AC_DEFUN([LC_FILE_FSYNC],
 551 [AC_MSG_CHECKING([if file_operations.fsync takes 4 or 2 arguments])
 552 LB_LINUX_TRY_COMPILE([
 553         #include <linux/fs.h>
 554 ],[
 555         ((struct file_operations *)0)->fsync(NULL, 0, 0, 0);
 556 ],[
 557         AC_DEFINE(HAVE_FILE_FSYNC_4ARGS, 1,
 558                 [file_operations.fsync takes 4 arguments])
 559         AC_MSG_RESULT([yes, 4 args])
 560 ],[
 561         LB_LINUX_TRY_COMPILE([
 562                 #include <linux/fs.h>
 563         ],[
 564            ((struct file_operations *)0)->fsync(NULL, 0);
 565         ],[
 566                 AC_DEFINE(HAVE_FILE_FSYNC_2ARGS, 1,
 567                         [file_operations.fsync takes 2 arguments])
 568                 AC_MSG_RESULT([yes, 2 args])
 569         ],[
 570                 AC_MSG_RESULT([no])
 571         ])
 572 ])
 573 ])
 574
 575 #
 576 # 2.6.37 remove kernel_locked
 577 #
 578 AC_DEFUN([LC_KERNEL_LOCKED],
 579 [AC_MSG_CHECKING([if kernel_locked is defined])
 580 LB_LINUX_TRY_COMPILE([
 581         #include <linux/smp_lock.h>
 582 ],[
 583         kernel_locked();
 584 ],[
 585         AC_MSG_RESULT([yes])
 586         AC_DEFINE(HAVE_KERNEL_LOCKED, 1,
 587                 [kernel_locked is defined])
 588 ],[
 589         AC_MSG_RESULT([no])
 590 ])
 591 ])
 592
 593 #
 594 # 2.6.38 dentry_operations.d_compare() taken 7 arguments.
 595 #
 596 AC_DEFUN([LC_D_COMPARE_7ARGS],
 597 [AC_MSG_CHECKING([if d_compare taken 7 arguments])
 598 LB_LINUX_TRY_COMPILE([
 599         #include <linux/dcache.h>
 600 ],[
 601         ((struct dentry_operations*)0)->d_compare(NULL,NULL,NULL,NULL,0,NULL,NULL);
 602 ],[
 603         AC_DEFINE(HAVE_D_COMPARE_7ARGS, 1,
 604                 [d_compare need 7 arguments])
 605         AC_MSG_RESULT([yes])
 606 ],[
 607         AC_MSG_RESULT([no])
 608 ])
 609 ])
 610
 611 #
 612 # 2.6.38 dentry_operations.d_delete() defined 'const' for 1st parameter.
 613 #
 614 AC_DEFUN([LC_D_DELETE_CONST],
 615 [AC_MSG_CHECKING([if d_delete has const declare on first parameter])
 616 tmp_flags="$EXTRA_KCFLAGS"
 617 EXTRA_KCFLAGS="-Werror"
 618 LB_LINUX_TRY_COMPILE([
 619         #include <linux/dcache.h>
 620 ],[
 621         const struct dentry *d = NULL;
 622         ((struct dentry_operations*)0)->d_delete(d);
 623 ],[
 624         AC_DEFINE(HAVE_D_DELETE_CONST, const,
 625                 [d_delete first parameter declared const])
 626         AC_MSG_RESULT([yes])
 627 ],[
 628         AC_DEFINE(HAVE_D_DELETE_CONST, , [])
 629         AC_MSG_RESULT([no])
 630 ])
 631 EXTRA_KCFLAGS="$tmp_flags"
 632 ])
 633
 634 #
 635 # 2.6.38 dcache_lock removed. rcu-walk commited.
 636 #
 637 AC_DEFUN([LC_DCACHE_LOCK],
 638 [AC_MSG_CHECKING([if dcache_lock is exist])
 639 LB_LINUX_TRY_COMPILE([
 640         #include <linux/dcache.h>
 641 ],[
 642         spin_lock(&dcache_lock);
 643 ],[
 644         AC_DEFINE(HAVE_DCACHE_LOCK, 1,
 645                 [dcache_lock is exist])
 646         AC_MSG_RESULT([yes])
 647 ],[
 648         AC_MSG_RESULT([no])
 649 ])
 650 ])
 651
 652 #
 653 # 2.6.38 inode.i_rcu added.
 654 #
 655 AC_DEFUN([LC_INODE_I_RCU],
 656 [AC_MSG_CHECKING([if inode.i_rcu exists])
 657 LB_LINUX_TRY_COMPILE([
 658         #include <linux/fs.h>
 659 ],[
 660         struct inode ino;
 661         struct rcu_head rcu = {};
 662         ino.i_rcu = rcu;
 663 ],[
 664         AC_DEFINE(HAVE_INODE_I_RCU, 1,
 665                 [inode.i_rcu exists])
 666         AC_MSG_RESULT([yes])
 667 ],[
 668         AC_MSG_RESULT([no])
 669 ])
 670 ])
 671
 672 #
 673 # 2.6.38 export blkdev_get_by_dev
 674 #
 675 AC_DEFUN([LC_BLKDEV_GET_BY_DEV],
 676 [LB_CHECK_SYMBOL_EXPORT([blkdev_get_by_dev],
 677 [fs/block_dev.c],[
 678 AC_DEFINE(HAVE_BLKDEV_GET_BY_DEV, 1,
 679             [blkdev_get_by_dev is exported by the kernel])
 680 ],[
 681 ])
 682 ])
 683
 684 #
 685 # 2.6.38 export simple_setattr
 686 #
 687 AC_DEFUN([LC_EXPORT_SIMPLE_SETATTR],
 688 [LB_CHECK_SYMBOL_EXPORT([simple_setattr],
 689 [fs/libfs.c],[
 690 AC_DEFINE(HAVE_SIMPLE_SETATTR, 1,
 691             [simple_setattr is exported by the kernel])
 692 ],[
 693 ])
 694 ])
 695
 696 #
 697 # 2.6.39 remove unplug_fn from request_queue.
 698 #
 699 AC_DEFUN([LC_REQUEST_QUEUE_UNPLUG_FN],
 700 [AC_MSG_CHECKING([if request_queue has unplug_fn field])
 701 LB_LINUX_TRY_COMPILE([
 702         #include <linux/blkdev.h>
 703 ],[
 704         do{ }while(sizeof(((struct request_queue *)0)->unplug_fn));
 705 ],[
 706         AC_DEFINE(HAVE_REQUEST_QUEUE_UNPLUG_FN, 1,
 707                   [request_queue has unplug_fn field])
 708         AC_MSG_RESULT([yes])
 709 ],[
 710         AC_MSG_RESULT([no])
 711 ])
 712 ])
 713
 714 #
 715 # 2.6.39 replace get_sb with mount in struct file_system_type
 716 #
 717 AC_DEFUN([LC_HAVE_FSTYPE_MOUNT],
 718 [AC_MSG_CHECKING([if file_system_type has mount field])
 719 LB_LINUX_TRY_COMPILE([
 720         #include <linux/fs.h>
 721 ],[
 722         struct file_system_type fst;
 723         void *i = (void *) fst.mount;
 724 ],[
 725         AC_DEFINE(HAVE_FSTYPE_MOUNT, 1,
 726                 [struct file_system_type has mount field])
 727         AC_MSG_RESULT([yes])
 728 ],[
 729         AC_MSG_RESULT([no])
 730 ])
 731 ])
 732
 733 #
 734 # 3.0 dirty_inode() has a flag parameter
 735 # see kernel commit aa38572954ade525817fe88c54faebf85e5a61c0
 736 #
 737 AC_DEFUN([LC_DIRTY_INODE_WITH_FLAG],
 738 [AC_MSG_CHECKING([if dirty_inode super_operation takes flag])
 739 LB_LINUX_TRY_COMPILE([
 740         #include <linux/fs.h>
 741 ],[
 742         struct inode *inode;
 743         inode->i_sb->s_op->dirty_inode(NULL, 0);
 744 ],[
 745         AC_DEFINE(HAVE_DIRTY_INODE_HAS_FLAG, 1,
 746                   [dirty_inode super_operation takes flag])
 747         AC_MSG_RESULT([yes])
 748 ],[
 749         AC_MSG_RESULT([no])
 750 ])
 751 ])
 752
 753 #
 754 # 2.6.38 generic_permission taken 4 parameters.
 755 # in fact, it means rcu-walk aware permission bring.
 756 #
 757 # 3.1 generic_permission taken 2 parameters.
 758 # see kernel commit 2830ba7f34ebb27c4e5b8b6ef408cd6d74860890
 759 #
 760 AC_DEFUN([LC_GENERIC_PERMISSION],
 761 [AC_MSG_CHECKING([if generic_permission take 2 or 4 arguments])
 762 LB_LINUX_TRY_COMPILE([
 763         #include <linux/fs.h>
 764 ],[
 765         generic_permission(NULL, 0);
 766 ],[
 767         AC_DEFINE(HAVE_GENERIC_PERMISSION_2ARGS, 1,
 768                   [generic_permission taken 2 arguments])
 769         AC_MSG_RESULT([yes, 2 args])
 770 ],[
 771         LB_LINUX_TRY_COMPILE([
 772                 #include <linux/fs.h>
 773         ],[
 774                 generic_permission(NULL, 0, 0, NULL);
 775         ],[
 776                 AC_DEFINE(HAVE_GENERIC_PERMISSION_4ARGS, 1,
 777                           [generic_permission taken 4 arguments])
 778                 AC_MSG_RESULT([yes, 4 args])
 779         ],[
 780                 AC_MSG_RESULT([no])
 781         ])
 782 ])
 783 ])
 784
 785 #
 786 # 3.1 renames lock-manager ops(lock_manager_operations) from fl_xxx to lm_xxx
 787 # see kernel commit 8fb47a4fbf858a164e973b8ea8ef5e83e61f2e50
 788 #
 789 AC_DEFUN([LC_LM_XXX_LOCK_MANAGER_OPS],
 790 [AC_MSG_CHECKING([if lock-manager ops renamed to lm_xxx])
 791 LB_LINUX_TRY_COMPILE([
 792         #include <linux/fs.h>
 793 ],[
 794         struct lock_manager_operations lm_ops;
 795         lm_ops.lm_compare_owner = NULL;
 796 ],[
 797         AC_DEFINE(HAVE_LM_XXX_LOCK_MANAGER_OPS, 1,
 798                   [lock-manager ops renamed to lm_xxx])
 799         AC_MSG_RESULT([yes])
 800 ],[
 801         AC_MSG_RESULT([no])
 802 ])
 803 ])
 804
 805 #
 806 # 3.1 kills inode->i_alloc_sem, use i_dio_count and inode_dio_wait/
 807 #     inode_dio_done instead.
 808 # see kernel commit bd5fe6c5eb9c548d7f07fe8f89a150bb6705e8e3
 809 #
 810 AC_DEFUN([LC_INODE_DIO_WAIT],
 811 [AC_MSG_CHECKING([if inode->i_alloc_sem is killed and use inode_dio_wait/done.])
 812 LB_LINUX_TRY_COMPILE([
 813         #include <linux/fs.h>
 814 ],[
 815         inode_dio_wait((struct inode *)0);
 816         inode_dio_done((struct inode *)0);
 817 ],[
 818         AC_DEFINE(HAVE_INODE_DIO_WAIT, 1,
 819                   [inode->i_alloc_sem is killed and use inode_dio_wait/done])
 820         AC_MSG_RESULT([yes])
 821 ],[
 822         AC_MSG_RESULT([no])
 823 ])
 824 ])
 825
 826 #
 827 # 3.1 adds get_acl method to inode_operations to read ACL from disk.
 828 # see kernel commit 4e34e719e457f2e031297175410fc0bd4016a085
 829 #
 830 AC_DEFUN([LC_IOP_GET_ACL],
 831 [AC_MSG_CHECKING([inode_operations has .get_acl member function])
 832 LB_LINUX_TRY_COMPILE([
 833         #include <linux/fs.h>
 834 ],[
 835         struct inode_operations iop;
 836         iop.get_acl = NULL;
 837 ],[
 838         AC_DEFINE(HAVE_IOP_GET_ACL, 1,
 839                   [inode_operations has .get_acl member function])
 840         AC_MSG_RESULT([yes])
 841 ],[
 842         AC_MSG_RESULT([no])
 843 ])
 844 ])
 845
 846 #
 847 # 3.1 introduced generic_file_llseek_size()
 848 #
 849 AC_DEFUN([LC_FILE_LLSEEK_SIZE],
 850         [LB_CHECK_SYMBOL_EXPORT([generic_file_llseek_size],
 851         [fs/read_write.c],
 852         [AC_DEFINE(HAVE_FILE_LLSEEK_SIZE, 1,
 853                    [generic_file_llseek_size is exported by the kernel])])
 854 ])
 855
 856 #
 857 # 3.2 request_queue.make_request_fn defined as function returns with void
 858 # see kernel commit 5a7bbad27a410350e64a2d7f5ec18fc73836c14f
 859 #
 860 AC_DEFUN([LC_HAVE_VOID_MAKE_REQUEST_FN],
 861 [AC_MSG_CHECKING([if request_queue.make_request_fn returns void but not int])
 862 LB_LINUX_TRY_COMPILE([
 863         #include <linux/blkdev.h>
 864 ],[
 865         int ret;
 866         make_request_fn         *mrf;
 867         ret = mrf(NULL, NULL);
 868 ],[
 869         AC_MSG_RESULT([no])
 870 ],[
 871         AC_DEFINE(HAVE_VOID_MAKE_REQUEST_FN, 1,
 872                   [request_queue.make_request_fn returns void but not int])
 873         AC_MSG_RESULT([yes])
 874 ])
 875 ])
 876
 877 #
 878 # 3.2 protects inode->i_nlink from direct modification
 879 # see kernel commit a78ef704a8dd430225955f0709b22d4a6ba21deb
 880 # at the same time adds set_nlink(), so checks set_nlink() for it.
 881 #
 882 AC_DEFUN([LC_HAVE_PROTECT_I_NLINK],
 883 [AC_MSG_CHECKING([if inode->i_nlink is protected from direct modification])
 884 LB_LINUX_TRY_COMPILE([
 885         #include <linux/fs.h>
 886 ],[
 887         struct inode i;
 888         set_nlink(&i, 1);
 889 ],[
 890         AC_DEFINE(HAVE_PROTECT_I_NLINK, 1,
 891                   [inode->i_nlink is protected from direct modification])
 892         AC_MSG_RESULT([yes])
 893 ],[
 894         AC_MSG_RESULT([no])
 895 ])
 896 ])
 897
 898 #
 899 # 3.3 introduces migrate_mode.h and migratepage has 4 args
 900 #
 901 AC_DEFUN([LC_HAVE_MIGRATE_HEADER],
 902 [LB_CHECK_FILE([$LINUX/include/linux/migrate.h],[
 903                 AC_DEFINE(HAVE_MIGRATE_H, 1,
 904                 [kernel has include/linux/migrate.h])
 905 ],[LB_CHECK_FILE([$LINUX/include/linux/migrate_mode.h],[
 906                 AC_DEFINE(HAVE_MIGRATE_MODE_H, 1,
 907                         [kernel has include/linux/migrate_mode.h])
 908 ],[
 909         AC_MSG_RESULT([no])
 910 ])
 911 ])
 912 ])
 913
 914 AC_DEFUN([LC_MIGRATEPAGE_4ARGS],
 915 [AC_MSG_CHECKING([if address_space_operations.migratepage has 4 args])
 916 LB_LINUX_TRY_COMPILE([
 917         #include <linux/fs.h>
 918 #ifdef HAVE_MIGRATE_H
 919         #include <linux/migrate.h>
 920 #elif defined(HAVE_MIGRATE_MODE_H)
 921         #include <linux/migrate_mode.h>
 922 #endif
 923 ],[
 924         struct address_space_operations aops;
 925
 926         aops.migratepage(NULL, NULL, NULL, MIGRATE_ASYNC);
 927 ],[
 928         AC_DEFINE(HAVE_MIGRATEPAGE_4ARGS, 1,
 929                 [address_space_operations.migratepage has 4 args])
 930         AC_MSG_RESULT([yes])
 931 ],[
 932         AC_MSG_RESULT([no])
 933 ])
 934 ])
 935
 936 #
 937 # 3.3 switchs super_operations to use dentry as parameter (but not vfsmount)
 938 # see kernel commit 34c80b1d93e6e20ca9dea0baf583a5b5510d92d4
 939 #
 940 AC_DEFUN([LC_SUPEROPS_USE_DENTRY],
 941 [AC_MSG_CHECKING([if super_operations use dentry as parameter])
 942 tmp_flags="$EXTRA_KCFLAGS"
 943 EXTRA_KCFLAGS="-Werror"
 944 LB_LINUX_TRY_COMPILE([
 945         #include <linux/fs.h>
 946         int show_options(struct seq_file *seq, struct dentry *root){
 947                 return 0;
 948         }
 949 ],[
 950         struct super_operations ops;
 951         ops.show_options = show_options;
 952 ],[
 953         AC_DEFINE(HAVE_SUPEROPS_USE_DENTRY, 1,
 954                   [super_operations use dentry as parameter])
 955         AC_MSG_RESULT([yes])
 956 ],[
 957         AC_MSG_RESULT([no])
 958 ])
 959 EXTRA_KCFLAGS="$tmp_flags"
 960 ])
 961
 962 #
 963 # 3.3 switchs inode_operations to use umode_t as parameter (but not int)
 964 # see kernel commit 1a67aafb5f72a436ca044293309fa7e6351d6a35
 965 #
 966 AC_DEFUN([LC_INODEOPS_USE_UMODE_T],
 967 [AC_MSG_CHECKING([if inode_operations use umode_t as parameter])
 968 tmp_flags="$EXTRA_KCFLAGS"
 969 EXTRA_KCFLAGS="-Werror"
 970 LB_LINUX_TRY_COMPILE([
 971         #include <linux/fs.h>
 972         #include <linux/types.h>
 973         int my_mknod(struct inode *dir, struct dentry *dchild,
 974                      umode_t mode, dev_t dev)
 975         {
 976                 return 0;
 977         }
 978 ],[
 979         struct inode_operations ops;
 980         ops.mknod = my_mknod;
 981 ],[
 982         AC_DEFINE(HAVE_INODEOPS_USE_UMODE_T, 1,
 983                   [inode_operations use umode_t as parameter])
 984         AC_MSG_RESULT([yes])
 985 ],[
 986         AC_MSG_RESULT([no])
 987 ])
 988 EXTRA_KCFLAGS="$tmp_flags"
 989 ])
 990
 991 # 3.4 kmap_atomic removes second argument
 992 # see kernel commit 1ec9c5ddc17aa398f05646abfcbaf315b544e62f
 993 #
 994 AC_DEFUN([LC_KMAP_ATOMIC_HAS_1ARG],
 995 [AC_MSG_CHECKING([if kmap_atomic has only 1 argument])
 996 LB_LINUX_TRY_COMPILE([
 997         #include <linux/highmem.h>
 998 ],[
 999         kmap_atomic(NULL);
1000 ],[
1001         AC_DEFINE(HAVE_KMAP_ATOMIC_HAS_1ARG, 1,
1002                   [have kmap_atomic has only 1 argument])
1003         AC_MSG_RESULT([yes])
1004 ],[
1005         AC_MSG_RESULT([no])
1006 ])
1007 ])
1008
1009 #
1010 # 3.4 switchs touch_atime to struct path
1011 # see kernel commit 68ac1234fb949b66941d94dce4157742799fc581
1012 #
1013 AC_DEFUN([LC_TOUCH_ATIME_1ARG],
1014 [AC_MSG_CHECKING([if touch_atime use one argument])
1015 LB_LINUX_TRY_COMPILE([
1016         #include <linux/fs.h>
1017 ],[
1018         touch_atime((struct path *)NULL);
1019 ],[
1020         AC_DEFINE(HAVE_TOUCH_ATIME_1ARG, 1,
1021                   [touch_atime use one argument])
1022         AC_MSG_RESULT([yes])
1023 ],[
1024         AC_MSG_RESULT([no])
1025 ])
1026 ])
1027
1028 #
1029 # 3.4 converts d_alloc_root to d_make_root
1030 # see kernel commit 32991ab305ace7017c62f8eecbe5eb36dc32e13b
1031 #
1032 AC_DEFUN([LC_HAVE_D_MAKE_ROOT],
1033 [AC_MSG_CHECKING([if have d_make_root])
1034 LB_LINUX_TRY_COMPILE([
1035         #include <linux/fs.h>
1036 ],[
1037         d_make_root((struct inode *)NULL);
1038 ],[
1039         AC_DEFINE(HAVE_D_MAKE_ROOT, 1,
1040                   [have d_make_root])
1041         AC_MSG_RESULT([yes])
1042 ],[
1043         AC_MSG_RESULT([no])
1044 ])
1045 ])
1046
1047 #
1048 # 3.5 renames end_writeback() back to clear_inode()...
1049 # see kernel commit dbd5768f87ff6fb0a4fe09c4d7b6c4a24de99430
1050 #
1051 AC_DEFUN([LC_HAVE_CLEAR_INODE],
1052 [AC_MSG_CHECKING([if have clear_inode])
1053 LB_LINUX_TRY_COMPILE([
1054         #include <linux/fs.h>
1055 ],[
1056         clear_inode((struct inode *)NULL);
1057 ],[
1058         AC_DEFINE(HAVE_CLEAR_INODE, 1,
1059                   [have clear_inode])
1060         AC_MSG_RESULT([yes])
1061 ],[
1062         AC_MSG_RESULT([no])
1063 ])
1064 ])
1065
1066 #
1067 # 3.5 encode_fh has parent inode passed in directly
1068 # see kernel commit b0b0382b
1069 #
1070 AC_DEFUN([LC_HAVE_ENCODE_FH_PARENT],
1071 [AC_MSG_CHECKING([if encode_fh have parent inode as parameter])
1072 tmp_flags="$EXTRA_KCFLAGS"
1073 EXTRA_KCFLAGS="-Werror"
1074 LB_LINUX_TRY_COMPILE([
1075         #include <linux/exportfs.h>
1076         #include <linux/fs.h>
1077         #include <linux/types.h>
1078         int ll_encode_fh(struct inode *i, __u32 *a, int *b, struct inode *p)
1079         {
1080                 return 0;
1081         }
1082 ],[
1083         struct export_operations exp_op;
1084         exp_op.encode_fh = ll_encode_fh;
1085 ],[
1086         AC_DEFINE(HAVE_ENCODE_FH_PARENT, 1,
1087                   [have parent inode as parameter])
1088         AC_MSG_RESULT([yes])
1089 ],[
1090         AC_MSG_RESULT([no])
1091 ])
1092 EXTRA_KCFLAGS="$tmp_flags"
1093 ])
1094
1095 # 3.5 has generic_file_llseek_size with 5 args
1096 AC_DEFUN([LC_FILE_LLSEEK_SIZE_5ARG],
1097 [AC_MSG_CHECKING([if kernel has generic_file_llseek_size with 5 args])
1098 LB_LINUX_TRY_COMPILE([
1099         #include <linux/fs.h>
1100 ],[
1101         generic_file_llseek_size(NULL, 0, 0, 0, 0);
1102 ], [
1103         AC_MSG_RESULT([yes])
1104         AC_DEFINE(HAVE_FILE_LLSEEK_SIZE_5ARGS, 1,
1105                 [kernel has generic_file_llseek_size with 5 args])
1106 ],[
1107         AC_MSG_RESULT([no])
1108 ])
1109 ])
1110
1111 #
1112 # 3.6 switch i_dentry/d_alias from list to hlist
1113 #
1114 AC_DEFUN([LC_HAVE_DENTRY_D_ALIAS_HLIST],
1115 [AC_MSG_CHECKING([if i_dentry/d_alias uses hlist])
1116 tmp_flags="$EXTRA_KCFLAGS"
1117 EXTRA_KCFLAGS="-Werror"
1118 LB_LINUX_TRY_COMPILE([
1119         #include <linux/fs.h>
1120         #include <linux/list.h>
1121 ],[
1122         struct inode inode;
1123         struct dentry dentry;
1124         struct hlist_head head;
1125         struct hlist_node node;
1126         inode.i_dentry = head;
1127         dentry.d_alias = node;
1128 ],[
1129         AC_DEFINE(HAVE_DENTRY_D_ALIAS_HLIST, 1,
1130                   [have i_dentry/d_alias uses hlist])
1131         AC_MSG_RESULT([yes])
1132 ],[
1133         AC_MSG_RESULT([no])
1134 ])
1135 EXTRA_KCFLAGS="$tmp_flags"
1136 ])
1137
1138 #
1139 # 3.6 dentry_open uses struct path as first argument
1140 # see kernel commit 765927b2
1141 #
1142 AC_DEFUN([LC_DENTRY_OPEN_USE_PATH],
1143 [AC_MSG_CHECKING([if dentry_open uses struct path as first argument])
1144 tmp_flags="$EXTRA_KCFLAGS"
1145 EXTRA_KCFLAGS="-Werror"
1146 LB_LINUX_TRY_COMPILE([
1147         #include <linux/fs.h>
1148         #include <linux/path.h>
1149 ],[
1150         struct path path;
1151         dentry_open(&path, 0, NULL);
1152 ],[
1153         AC_DEFINE(HAVE_DENTRY_OPEN_USE_PATH, 1,
1154                   [dentry_open uses struct path as first argument])
1155         AC_MSG_RESULT([yes])
1156 ],[
1157         AC_MSG_RESULT([no])
1158 ])
1159 EXTRA_KCFLAGS="$tmp_flags"
1160 ])
1161
1162 #
1163 # 3.6 vfs adds iop->atomic_open
1164 #
1165 AC_DEFUN([LC_HAVE_IOP_ATOMIC_OPEN],
1166 [AC_MSG_CHECKING([if iop has atomic_open])
1167 LB_LINUX_TRY_COMPILE([
1168         #include <linux/fs.h>
1169 ],[
1170         struct inode_operations iop;
1171         iop.atomic_open = NULL;
1172 ],[
1173         AC_DEFINE(HAVE_IOP_ATOMIC_OPEN, 1,
1174                   [have iop atomic_open])
1175         AC_MSG_RESULT([yes])
1176 ],[
1177         AC_MSG_RESULT([no])
1178 ])
1179 ])
1180
1181 #
1182 # 3.7 posix_acl_{to,from}_xattr take struct user_namespace
1183 #
1184 AC_DEFUN([LC_HAVE_POSIXACL_USER_NS],
1185 [AC_MSG_CHECKING([if posix_acl_to_xattr takes struct user_namespace])
1186 LB_LINUX_TRY_COMPILE([
1187         #include <linux/fs.h>
1188         #include <linux/posix_acl_xattr.h>
1189 ],[
1190         posix_acl_to_xattr((struct user_namespace *)NULL, NULL, NULL, 0);
1191 ],[
1192         AC_DEFINE(HAVE_POSIXACL_USER_NS, 1,
1193                   [posix_acl_to_xattr takes struct user_namespace])
1194         AC_MSG_RESULT([yes])
1195 ],[
1196         AC_MSG_RESULT([no])
1197 ])
1198 ])
1199
1200 #
1201 # 3.8 struct file has new memeber f_inode
1202 #
1203 AC_DEFUN([LC_HAVE_FILE_F_INODE],
1204 [AC_MSG_CHECKING([if struct file has memeber f_inode])
1205 LB_LINUX_TRY_COMPILE([
1206         #include <linux/fs.h>
1207 ],[
1208         ((struct file *)0)->f_inode = NULL;
1209 ],[
1210         AC_DEFINE(HAVE_FILE_F_INODE, 1,
1211                   [struct file has memeber f_inode])
1212         AC_MSG_RESULT([yes])
1213 ],[
1214         AC_MSG_RESULT([no])
1215 ])
1216 ])
1217
1218 #
1219 # 3.9 uses hlist_for_each_entry with 3 args
1220 # b67bfe0d42cac56c512dd5da4b1b347a23f4b70a
1221 #
1222 AC_DEFUN([LC_HAVE_HLIST_FOR_EACH_3ARG],
1223 [AC_MSG_CHECKING([if hlist_for_each_entry has 3 args])
1224 LB_LINUX_TRY_COMPILE([
1225         #include <linux/list.h>
1226         #include <linux/fs.h>
1227 ],[
1228         struct inode *inode;
1229         struct dentry *dentry;
1230         hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
1231                 continue;
1232         }
1233 ],[
1234         AC_DEFINE(HAVE_HLIST_FOR_EACH_3ARG, 1, [3 args])
1235         AC_MSG_RESULT([yes])
1236 ],[
1237         AC_MSG_RESULT([no])
1238 ])
1239 ])
1240
1241 #
1242 # 3.9 killed f_vfsmnt by
1243 # 182be684784334598eee1d90274e7f7aa0063616
1244 # replacement is f_path.mnt
1245 #
1246 AC_DEFUN([LC_HAVE_F_PATH_MNT],
1247 [AC_MSG_CHECKING([if struct file has f_path.mnt])
1248 LB_LINUX_TRY_COMPILE([
1249         #include <linux/fs.h>
1250 ],[
1251         struct file *fp = NULL;
1252         struct path  path;
1253
1254         path.mnt = fp->f_path.mnt;
1255 ],[
1256         AC_DEFINE(HAVE_F_PATH_MNT,1,[yes])
1257         AC_MSG_RESULT([yes])
1258 ],[
1259         AC_MSG_RESULT([no])
1260 ])
1261 ])
1262
1263 #
1264 # LC_PROG_LINUX
1265 #
1266 # Lustre linux kernel checks
1267 #
1268 AC_DEFUN([LC_PROG_LINUX],
1269          [
1270          LC_CONFIG_PINGER
1271          LC_CONFIG_CHECKSUM
1272          LC_CONFIG_LIBLUSTRE_RECOVERY
1273          LC_CONFIG_HEALTH_CHECK_WRITE
1274          LC_CONFIG_LRU_RESIZE
1275          LC_LLITE_LLOOP_MODULE
1276
1277          LC_CAPA_CRYPTO
1278          LC_CONFIG_RMTCLIENT
1279          LC_CONFIG_GSS
1280
1281          # 2.6.24
1282          LC_BIO_ENDIO_2ARG
1283
1284          # 2.6.27.15-2 sles11
1285          LC_HAVE_QUOTAIO_H
1286
1287          # 2.6.32
1288          LC_BLK_QUEUE_MAX_SEGMENTS
1289
1290          # 2.6.34
1291          LC_HAVE_DQUOT_FS_DISK_QUOTA
1292          LC_HAVE_DQUOT_SUSPEND
1293
1294          # 2.6.35, 3.0.0
1295          LC_FILE_FSYNC
1296          LC_EXPORT_SIMPLE_SETATTR
1297          LC_EXPORT_TRUNCATE_COMPLETE_PAGE
1298
1299          # 2.6.36
1300          LC_FS_STRUCT_RWLOCK
1301          LC_SBOPS_EVICT_INODE
1302
1303          # 2.6.37
1304          LC_KERNEL_LOCKED
1305
1306          # 2.6.38
1307          LC_BLKDEV_GET_BY_DEV
1308          LC_GENERIC_PERMISSION
1309          LC_DCACHE_LOCK
1310          LC_INODE_I_RCU
1311          LC_D_COMPARE_7ARGS
1312          LC_D_DELETE_CONST
1313
1314          # 2.6.39
1315          LC_REQUEST_QUEUE_UNPLUG_FN
1316          LC_HAVE_FSTYPE_MOUNT
1317
1318          # 3.0
1319          LC_DIRTY_INODE_WITH_FLAG
1320
1321          # 3.1
1322          LC_LM_XXX_LOCK_MANAGER_OPS
1323          LC_INODE_DIO_WAIT
1324          LC_IOP_GET_ACL
1325          LC_FILE_LLSEEK_SIZE
1326          LC_INODE_PERMISION_2ARGS
1327
1328          # 3.2
1329          LC_HAVE_VOID_MAKE_REQUEST_FN
1330          LC_HAVE_PROTECT_I_NLINK
1331
1332          # 3.3
1333          LC_HAVE_MIGRATE_HEADER
1334          LC_MIGRATEPAGE_4ARGS
1335          LC_SUPEROPS_USE_DENTRY
1336          LC_INODEOPS_USE_UMODE_T
1337
1338          # 3.4
1339          LC_TOUCH_ATIME_1ARG
1340          LC_HAVE_D_MAKE_ROOT
1341          LC_KMAP_ATOMIC_HAS_1ARG
1342
1343          # 3.5
1344          LC_HAVE_CLEAR_INODE
1345          LC_HAVE_ENCODE_FH_PARENT
1346          LC_FILE_LLSEEK_SIZE_5ARG
1347
1348          # 3.6
1349          LC_HAVE_DENTRY_D_ALIAS_HLIST
1350          LC_DENTRY_OPEN_USE_PATH
1351          LC_HAVE_IOP_ATOMIC_OPEN
1352
1353          # 3.7
1354          LC_HAVE_POSIXACL_USER_NS
1355
1356          # 3.8
1357          LC_HAVE_FILE_F_INODE
1358
1359          # 3.9
1360          LC_HAVE_HLIST_FOR_EACH_3ARG
1361          LC_HAVE_F_PATH_MNT
1362
1363          #
1364          if test x$enable_server != xno ; then
1365                 LC_FUNC_DEV_SET_RDONLY
1366                 LC_STACK_SIZE
1367                 LC_QUOTA64
1368                 LC_QUOTA_CONFIG
1369          fi
1370 ])
1371
1372 #
1373 # LC_CONFIG_CLIENT
1374 #
1375 # Check whether to build the client side of Lustre
1376 #
1377 AC_DEFUN([LC_CONFIG_CLIENT],
1378 [AC_MSG_CHECKING([whether to build Lustre client support])
1379 AC_ARG_ENABLE([client],
1380         AC_HELP_STRING([--disable-client],
1381                         [disable Lustre client support]),
1382         [],[enable_client='yes'])
1383 AC_MSG_RESULT([$enable_client])
1384 ])
1385
1386 #
1387 # LC_CONFIG_LIBLUSTRE
1388 #
1389 # whether to build liblustre
1390 #
1391 AC_DEFUN([LC_CONFIG_LIBLUSTRE],
1392 [AC_MSG_CHECKING([whether to build Lustre library])
1393 AC_ARG_ENABLE([liblustre],
1394         AC_HELP_STRING([--disable-liblustre],
1395                         [disable building of Lustre library]),
1396         [],[enable_liblustre=$with_sysio])
1397 AC_MSG_RESULT([$enable_liblustre])
1398 # only build sysio if liblustre is built
1399 with_sysio="$enable_liblustre"
1400
1401 AC_MSG_CHECKING([whether to build liblustre tests])
1402 AC_ARG_ENABLE([liblustre-tests],
1403         AC_HELP_STRING([--enable-liblustre-tests],
1404                         [enable liblustre tests, if --disable-tests is used]),
1405         [],[enable_liblustre_tests=$enable_tests])
1406 if test x$enable_liblustre != xyes ; then
1407    enable_liblustre_tests='no'
1408 fi
1409 AC_MSG_RESULT([$enable_liblustre_tests])
1410
1411 AC_MSG_CHECKING([whether to enable liblustre acl])
1412 AC_ARG_ENABLE([liblustre-acl],
1413         AC_HELP_STRING([--disable-liblustre-acl],
1414                         [disable ACL support for liblustre]),
1415         [],[enable_liblustre_acl=yes])
1416 AC_MSG_RESULT([$enable_liblustre_acl])
1417 if test x$enable_liblustre_acl = xyes ; then
1418   AC_DEFINE(LIBLUSTRE_POSIX_ACL, 1, Liblustre Support ACL-enabled MDS)
1419 fi
1420
1421 #
1422 # --enable-mpitest
1423 #
1424 AC_ARG_ENABLE(mpitests,
1425         AC_HELP_STRING([--enable-mpitests=yes|no|mpicc wrapper],
1426                            [include mpi tests]),
1427         [
1428          enable_mpitests=yes
1429          case $enableval in
1430          yes)
1431                 MPICC_WRAPPER=mpicc
1432                 ;;
1433          no)
1434                 enable_mpitests=no
1435                 ;;
1436          *)
1437                 MPICC_WRAPPER=$enableval
1438                  ;;
1439          esac
1440         ],
1441         [
1442         MPICC_WRAPPER=mpicc
1443         enable_mpitests=yes
1444         ]
1445 )
1446
1447 if test x$enable_mpitests != xno; then
1448         AC_MSG_CHECKING([whether mpitests can be built])
1449         oldcc=$CC
1450         CC=$MPICC_WRAPPER
1451         AC_LINK_IFELSE(
1452             [AC_LANG_PROGRAM([[
1453                     #include <mpi.h>
1454                 ]],[[
1455                     int flag;
1456                     MPI_Initialized(&flag);
1457                 ]])],
1458             [
1459                     AC_MSG_RESULT([yes])
1460             ],[
1461                     AC_MSG_RESULT([no])
1462                     enable_mpitests=no
1463         ])
1464         CC=$oldcc
1465 fi
1466 AC_SUBST(MPICC_WRAPPER)
1467
1468 AC_MSG_NOTICE([Enabling Lustre configure options for libsysio])
1469 ac_configure_args="$ac_configure_args --with-lustre-hack --with-sockets"
1470
1471 LC_CONFIG_PINGER
1472 LC_CONFIG_LIBLUSTRE_RECOVERY
1473 ])
1474
1475 #
1476 # LC_CONFIG_QUOTA
1477 #
1478 # whether to enable quota support global control
1479 #
1480 AC_DEFUN([LC_CONFIG_QUOTA],
1481 [AC_ARG_ENABLE([quota],
1482         AC_HELP_STRING([--enable-quota],
1483                         [enable quota support]),
1484         [],[enable_quota='yes'])
1485 ])
1486
1487 AC_DEFUN([LC_QUOTA],
1488 [#check global
1489 LC_CONFIG_QUOTA
1490 #check for utils
1491 if test x$enable_quota != xno -a x$enable_utils != xno; then
1492 AC_CHECK_HEADER(sys/quota.h,
1493                 [AC_DEFINE(HAVE_SYS_QUOTA_H, 1, [Define to 1 if you have <sys/quota.h>.])],
1494                 [AC_MSG_ERROR([don't find <sys/quota.h> in your system])])
1495 fi
1496 ])
1497
1498 #
1499 # LC_CONFIG_SPLIT
1500 #
1501 # whether to enable split support
1502 #
1503 AC_DEFUN([LC_CONFIG_SPLIT],
1504 [AC_MSG_CHECKING([whether to enable split support])
1505 AC_ARG_ENABLE([split],
1506         AC_HELP_STRING([--enable-split],
1507                         [enable split support]),
1508         [],[enable_split='no'])
1509 AC_MSG_RESULT([$enable_split])
1510 if test x$enable_split != xno; then
1511    AC_DEFINE(HAVE_SPLIT_SUPPORT, 1, [enable split support])
1512 fi
1513 ])
1514
1515 #
1516 # LC_LLITE_LLOOP_MODULE
1517 # lloop_llite.ko does not currently work with page sizes
1518 # of 64k or larger.
1519 #
1520 AC_DEFUN([LC_LLITE_LLOOP_MODULE],
1521 [AC_MSG_CHECKING([whether to enable llite_lloop module])
1522 LB_LINUX_TRY_COMPILE([
1523         #include <asm/page.h>
1524 ],[
1525         #if PAGE_SIZE >= 65536
1526         #error "PAGE_SIZE >= 65536"
1527         #endif
1528 ],[
1529         enable_llite_lloop_module='yes'
1530         AC_MSG_RESULT([yes])
1531 ],[
1532         enable_llite_lloop_module='no'
1533         AC_MSG_RESULT([no])
1534 ])
1535 ])
1536
1537 #
1538 # LC_OSD_ADDON
1539 #
1540 # configure support for optional OSD implementation
1541 #
1542 AC_DEFUN([LC_OSD_ADDON],
1543 [AC_MSG_CHECKING([for osd])
1544 AC_ARG_WITH([osd],
1545         AC_HELP_STRING([--with-osd=path],
1546                        [set path to optional osd]),
1547         [
1548                 case $with_osd in
1549                         no)     ENABLEOSDADDON=0
1550                                 ;;
1551                         *)      OSDADDON="${with_osd}"
1552                                 ENABLEOSDADDON=1
1553                                 ;;
1554                 esac
1555         ], [
1556                 ENABLEOSDADDON=0
1557         ])
1558 if test $ENABLEOSDADDON -eq 0; then
1559         AC_MSG_RESULT([no])
1560         OSDADDON=
1561 else
1562         OSDMODNAME=`basename $OSDADDON`
1563         if test -e $LUSTRE/$OSDMODNAME; then
1564                 AC_MSG_RESULT([can't link])
1565                 OSDADDON=
1566         elif ln -s $OSDADDON $LUSTRE/$OSDMODNAME; then
1567                 AC_MSG_RESULT([$OSDMODNAME])
1568                 OSDADDON="subdir-m += $OSDMODNAME"
1569         else
1570                 AC_MSG_RESULT([can't link])
1571                 OSDADDON=
1572         fi
1573 fi
1574 AC_SUBST(OSDADDON)
1575 ])
1576
1577 #
1578 # LC_CONFIGURE
1579 #
1580 # other configure checks
1581 #
1582 AC_DEFUN([LC_CONFIGURE],
1583 [LC_CONFIG_OBD_BUFFER_SIZE
1584
1585 if test $target_cpu == "i686" -o $target_cpu == "x86_64"; then
1586         CFLAGS="$CFLAGS -Werror"
1587 fi
1588
1589 # maximum MDS thread count
1590 LC_MDS_MAX_THREADS
1591
1592 # include/liblustre.h
1593 AC_CHECK_HEADERS([sys/user.h sys/vfs.h stdint.h blkid/blkid.h])
1594
1595 # liblustre/llite_lib.h
1596 AC_CHECK_HEADERS([xtio.h file.h])
1597
1598 # liblustre/dir.c
1599 AC_CHECK_HEADERS([linux/types.h sys/types.h linux/unistd.h unistd.h])
1600
1601 # liblustre/lutil.c
1602 AC_CHECK_HEADERS([netinet/in.h arpa/inet.h catamount/data.h])
1603 AC_CHECK_FUNCS([inet_ntoa])
1604
1605 # libsysio/src/readlink.c
1606 LC_READLINK_SSIZE_T
1607
1608 # libcfs prng.c - depends on linux/types.h from liblustre/dir.c
1609 AC_CHECK_HEADERS([linux/random.h], [], [],
1610                  [#ifdef HAVE_LINUX_TYPES_H
1611                   # include <linux/types.h>
1612                   #endif
1613                  ])
1614
1615 # utils/llverfs.c
1616 AC_CHECK_HEADERS([ext2fs/ext2fs.h])
1617
1618 # check for -lz support
1619 ZLIB=""
1620 AC_CHECK_LIB([z],
1621              [adler32],
1622              [AC_CHECK_HEADERS([zlib.h],
1623                                [ZLIB="-lz"
1624                                 AC_DEFINE([HAVE_ADLER], 1,
1625                                           [support alder32 checksum type])],
1626                                [AC_MSG_WARN([No zlib-devel package found,
1627                                              unable to use adler32 checksum])])],
1628              [AC_MSG_WARN([No zlib package found, unable to use adler32 checksum])]
1629 )
1630 AC_SUBST(ZLIB)
1631
1632 SELINUX=""
1633 AC_CHECK_LIB([selinux],
1634                 [is_selinux_enabled],
1635                 [AC_CHECK_HEADERS([selinux.h],
1636                                 [SELINUX="-lselinux"
1637                                 AC_DEFINE([HAVE_SELINUX], 1,
1638                                                 [support for selinux ])],
1639                                 [AC_MSG_WARN([No selinux-devel package found,
1640                                                 unable to build selinux enabled
1641                                                 tools])])],
1642                 [AC_MSG_WARN([No selinux package found, unable to build selinux
1643                                 enabled tools])]
1644 )
1645 AC_SUBST(SELINUX)
1646
1647 # Super safe df
1648 AC_ARG_ENABLE([mindf],
1649       AC_HELP_STRING([--enable-mindf],
1650                       [Make statfs report the minimum available space on any single OST instead of the sum of free space on all OSTs]),
1651       [],[])
1652 if test "$enable_mindf" = "yes" ;  then
1653       AC_DEFINE([MIN_DF], 1, [Report minimum OST free space])
1654 fi
1655
1656 AC_ARG_ENABLE([fail_alloc],
1657         AC_HELP_STRING([--disable-fail-alloc],
1658                 [disable randomly alloc failure]),
1659         [],[enable_fail_alloc=yes])
1660 AC_MSG_CHECKING([whether to randomly failing memory alloc])
1661 AC_MSG_RESULT([$enable_fail_alloc])
1662 if test x$enable_fail_alloc != xno ; then
1663         AC_DEFINE([RANDOM_FAIL_ALLOC], 1, [enable randomly alloc failure])
1664 fi
1665
1666 AC_ARG_ENABLE([invariants],
1667         AC_HELP_STRING([--enable-invariants],
1668                 [enable invariant checking (cpu intensive)]),
1669         [],[])
1670 AC_MSG_CHECKING([whether to check invariants (expensive cpu-wise)])
1671 AC_MSG_RESULT([$enable_invariants])
1672 if test x$enable_invariants = xyes ; then
1673         AC_DEFINE([CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK], 1, [enable invariant checking])
1674 fi
1675
1676 AC_ARG_ENABLE([lu_ref],
1677         AC_HELP_STRING([--enable-lu_ref],
1678                 [enable lu_ref reference tracking code]),
1679         [],[])
1680 AC_MSG_CHECKING([whether to track references with lu_ref])
1681 AC_MSG_RESULT([$enable_lu_ref])
1682 if test x$enable_lu_ref = xyes ; then
1683         AC_DEFINE([USE_LU_REF], 1, [enable lu_ref reference tracking code])
1684 fi
1685
1686 AC_ARG_ENABLE([pgstate-track],
1687               AC_HELP_STRING([--enable-pgstate-track],
1688                              [enable page state tracking]),
1689               [enable_pgstat_track='yes'],[])
1690 AC_MSG_CHECKING([whether to enable page state tracking])
1691 AC_MSG_RESULT([$enable_pgstat_track])
1692 if test x$enable_pgstat_track = xyes ; then
1693         AC_DEFINE([CONFIG_DEBUG_PAGESTATE_TRACKING], 1,
1694                   [enable page state tracking code])
1695 fi
1696 ])
1697
1698 #
1699 # LC_CONDITIONALS
1700 #
1701 # AM_CONDITIONALS for lustre
1702 #
1703 AC_DEFUN([LC_CONDITIONALS],
1704 [AM_CONDITIONAL(LIBLUSTRE, test x$enable_liblustre = xyes)
1705 AM_CONDITIONAL(LIBLUSTRE_TESTS, test x$enable_liblustre_tests = xyes)
1706 AM_CONDITIONAL(MPITESTS, test x$enable_mpitests = xyes, Build MPI Tests)
1707 AM_CONDITIONAL(CLIENT, test x$enable_client = xyes)
1708 AM_CONDITIONAL(SERVER, test x$enable_server = xyes)
1709 AM_CONDITIONAL(SPLIT, test x$enable_split = xyes)
1710 AM_CONDITIONAL(BLKID, test x$ac_cv_header_blkid_blkid_h = xyes)
1711 AM_CONDITIONAL(EXT2FS_DEVEL, test x$ac_cv_header_ext2fs_ext2fs_h = xyes)
1712 AM_CONDITIONAL(GSS, test x$enable_gss = xyes)
1713 AM_CONDITIONAL(GSS_KEYRING, test x$enable_gss_keyring = xyes)
1714 AM_CONDITIONAL(GSS_PIPEFS, test x$enable_gss_pipefs = xyes)
1715 AM_CONDITIONAL(LIBPTHREAD, test x$enable_libpthread = xyes)
1716 AM_CONDITIONAL(LLITE_LLOOP, test x$enable_llite_lloop_module = xyes)
1717 ])
1718
1719 #
1720 # LC_CONFIG_FILES
1721 #
1722 # files that should be generated with AC_OUTPUT
1723 #
1724 AC_DEFUN([LC_CONFIG_FILES],
1725 [AC_CONFIG_FILES([
1726 lustre/Makefile
1727 lustre/autoMakefile
1728 lustre/autoconf/Makefile
1729 lustre/conf/Makefile
1730 lustre/contrib/Makefile
1731 lustre/doc/Makefile
1732 lustre/include/Makefile
1733 lustre/include/lustre_ver.h
1734 lustre/include/linux/Makefile
1735 lustre/include/darwin/Makefile
1736 lustre/include/lustre/Makefile
1737 lustre/kernel_patches/targets/2.6-rhel6.target
1738 lustre/kernel_patches/targets/2.6-rhel5.target
1739 lustre/kernel_patches/targets/2.6-sles11.target
1740 lustre/kernel_patches/targets/3.0-sles11.target
1741 lustre/kernel_patches/targets/3.0-sles11sp3.target
1742 lustre/kernel_patches/targets/2.6-fc11.target
1743 lustre/kernel_patches/targets/2.6-fc12.target
1744 lustre/kernel_patches/targets/2.6-fc15.target
1745 lustre/kernel_patches/targets/3.x-fc18.target
1746 lustre/ldlm/Makefile
1747 lustre/fid/Makefile
1748 lustre/fid/autoMakefile
1749 lustre/liblustre/Makefile
1750 lustre/liblustre/tests/Makefile
1751 lustre/liblustre/tests/mpi/Makefile
1752 lustre/llite/Makefile
1753 lustre/llite/autoMakefile
1754 lustre/lclient/Makefile
1755 lustre/lov/Makefile
1756 lustre/lov/autoMakefile
1757 lustre/mdc/Makefile
1758 lustre/mdc/autoMakefile
1759 lustre/lmv/Makefile
1760 lustre/lmv/autoMakefile
1761 lustre/lfsck/Makefile
1762 lustre/lfsck/autoMakefile
1763 lustre/mdt/Makefile
1764 lustre/mdt/autoMakefile
1765 lustre/mdd/Makefile
1766 lustre/mdd/autoMakefile
1767 lustre/fld/Makefile
1768 lustre/fld/autoMakefile
1769 lustre/obdclass/Makefile
1770 lustre/obdclass/autoMakefile
1771 lustre/obdclass/linux/Makefile
1772 lustre/obdecho/Makefile
1773 lustre/obdecho/autoMakefile
1774 lustre/ofd/Makefile
1775 lustre/ofd/autoMakefile
1776 lustre/osc/Makefile
1777 lustre/osc/autoMakefile
1778 lustre/ost/Makefile
1779 lustre/ost/autoMakefile
1780 lustre/osd-ldiskfs/Makefile
1781 lustre/osd-ldiskfs/autoMakefile
1782 lustre/osd-zfs/Makefile
1783 lustre/osd-zfs/autoMakefile
1784 lustre/mgc/Makefile
1785 lustre/mgc/autoMakefile
1786 lustre/mgs/Makefile
1787 lustre/mgs/autoMakefile
1788 lustre/target/Makefile
1789 lustre/ptlrpc/Makefile
1790 lustre/ptlrpc/autoMakefile
1791 lustre/ptlrpc/gss/Makefile
1792 lustre/ptlrpc/gss/autoMakefile
1793 lustre/quota/Makefile
1794 lustre/quota/autoMakefile
1795 lustre/scripts/Makefile
1796 lustre/tests/Makefile
1797 lustre/tests/mpi/Makefile
1798 lustre/utils/Makefile
1799 lustre/utils/gss/Makefile
1800 lustre/osp/Makefile
1801 lustre/osp/autoMakefile
1802 lustre/lod/Makefile
1803 lustre/lod/autoMakefile
1804 lustre/obdclass/darwin/Makefile
1805 ])
1806 ])