config/lustre-build-ldiskfs.m4

   1 #
   2 # LDISKFS_LINUX_SERIES
   3 #
   4 AC_DEFUN([LDISKFS_LINUX_SERIES], [
   5 AC_MSG_CHECKING([which ldiskfs series to use])
   6 case x$LDISKFS_SERIES in
   7         x)                      # not set
   8                 ;;
   9         *.series)               # set externally
  10                 ;;
  11         *) LDISKFS_SERIES=
  12 esac
  13 AS_IF([test -z "$LDISKFS_SERIES"], [
  14 AS_IF([test x$RHEL_KERNEL = xyes], [
  15         case $RHEL_RELEASE_NO in
  16         73)     LDISKFS_SERIES="3.10-rhel7.3.series"    ;;
  17         72)     LDISKFS_SERIES="3.10-rhel7.2.series"    ;;
  18         71)     LDISKFS_SERIES="3.10-rhel7.series"      ;;
  19         69)     LDISKFS_SERIES="2.6-rhel6.9.series"     ;;
  20         68)     LDISKFS_SERIES="2.6-rhel6.8.series"     ;;
  21         67)     LDISKFS_SERIES="2.6-rhel6.7.series"     ;;
  22         66)     LDISKFS_SERIES="2.6-rhel6.6.series"     ;;
  23         65)     LDISKFS_SERIES="2.6-rhel6.5.series"     ;;
  24         64)     LDISKFS_SERIES="2.6-rhel6.4.series"     ;;
  25         6[0-3]) LDISKFS_SERIES="2.6-rhel6.series"       ;;
  26         esac
  27 ], [test x$SUSE_KERNEL = xyes], [
  28         AS_VERSION_COMPARE([$LINUXRELEASE],[4.4.0],[
  29         AS_VERSION_COMPARE([$LINUXRELEASE],[3.12.0],[
  30         AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
  31         AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
  32         [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
  33         [LDISKFS_SERIES="3.0-sles11.series"],[
  34                 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
  35                 case $PLEV in
  36                 2) LDISKFS_SERIES="3.0-sles11.series"
  37                         ;;
  38                 3) LDISKFS_SERIES="3.0-sles11sp3.series"
  39                         ;;
  40                 4) LDISKFS_SERIES="3.0-sles11sp4.series"
  41                         ;;
  42                 esac
  43         ])],[LDISKFS_SERIES="3.12-sles12.series"],[
  44                 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
  45                 case $PLEV in
  46                 1) LDISKFS_SERIES="3.12-sles12sp1.series"
  47                         ;;
  48                 *) LDISKFS_SERIES="3.12-sles12.series"
  49                         ;;
  50                 esac
  51         ])],[LDISKFS_SERIES="4.4-sles12sp2.series"],
  52             [LDISKFS_SERIES="4.4-sles12sp2.series"])
  53 ])
  54 ])
  55 AS_IF([test -z "$LDISKFS_SERIES"],
  56         [AC_MSG_RESULT([failed to identify series])],
  57         [AC_MSG_RESULT([$LDISKFS_SERIES])])
  58 AC_SUBST(LDISKFS_SERIES)
  59 ]) # LDISKFS_LINUX_SERIES
  60
  61 #
  62 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
  63 #
  64 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
  65 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
  66 #
  67 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
  68 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
  69 ext4_free_blocks_with_buffer_head, [
  70         #include <linux/fs.h>
  71         #include "$EXT4_SRC_DIR/ext4.h"
  72 ],[
  73         ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
  74 ],[
  75         AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
  76                 [ext4_free_blocks do not require struct buffer_head])
  77 ])
  78 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
  79
  80 #
  81 # LB_EXT_PBLOCK
  82 #
  83 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
  84 #
  85 AC_DEFUN([LB_EXT_PBLOCK], [
  86 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
  87 ext_pblock, [
  88         #include <linux/fs.h>
  89         #include "$EXT4_SRC_DIR/ext4_extents.h"
  90 ],[
  91         ext_pblock(NULL);
  92 ],[
  93         AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
  94 ])
  95 ]) # LB_EXT_PBLOCK
  96
  97 #
  98 # LB_EXT4_JOURNAL_START_3ARGS
  99 #
 100 # 3.9 added a type argument to ext4_journal_start and friends
 101 #
 102 AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
 103 LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
 104 ext4_journal_start, [
 105         #include <linux/fs.h>
 106         #include "$EXT4_SRC_DIR/ext4_jbd2.h"
 107 ],[
 108         ext4_journal_start(NULL, 0, 0);
 109 ],[
 110         AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
 111 ])
 112 ]) # LB_EXT4_JOURNAL_START_3ARGS
 113
 114 #
 115 # LB_LDISKFS_MAP_BLOCKS
 116 #
 117 # Since 2.6.35 brought ext4_map_blocks() for IO.
 118 # We just check this function whether existed.
 119 # it must be exported by ldiskfs patches.
 120 #
 121 AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
 122 LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
 123 ext4_map_blocks, [
 124         #include <linux/fs.h>
 125         #include "$EXT4_SRC_DIR/ext4.h"
 126 ],[
 127         ext4_map_blocks(NULL, NULL, NULL, 0);
 128 ],[
 129         AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
 130 ])
 131 ])
 132
 133 #
 134 # LB_EXT4_BREAD_4ARGS
 135 #
 136 # 3.18 ext4_bread has 4 arguments
 137 #
 138 AC_DEFUN([LB_EXT4_BREAD_4ARGS], [
 139 LB_CHECK_COMPILE([if ext4_bread takes 4 arguments],
 140 ext4_bread, [
 141         #include <linux/fs.h>
 142         #include "$EXT4_SRC_DIR/ext4.h"
 143 ],[
 144         ext4_bread(NULL, NULL, 0, 0);
 145 ],[
 146         AC_DEFINE(HAVE_EXT4_BREAD_4ARGS, 1, [ext4_bread takes 4 arguments])
 147 ])
 148 ]) # LB_EXT4_BREAD_4ARGS
 149
 150 #
 151 # LB_EXT4_HAVE_INFO_DQUOT
 152 #
 153 # in linux 4.4 i_dqout is in ext4_inode_info, not in struct inode
 154 #
 155 AC_DEFUN([LB_EXT4_HAVE_INFO_DQUOT], [
 156 LB_CHECK_COMPILE([if i_dquot is in ext4_inode_info],
 157 ext4_info_dquot, [
 158         #include <linux/fs.h>
 159         #include <linux/quota.h>
 160         #include "$EXT4_SRC_DIR/ext4.h"
 161 ],[
 162         struct ext4_inode_info in;
 163         struct dquot *dq;
 164
 165         dq = in.i_dquot[0];
 166 ],[
 167         AC_DEFINE(HAVE_EXT4_INFO_DQUOT, 1, [i_dquot is in ext4_inode_info])
 168 ])
 169 ]) # LB_EXT4_HAVE_INFO_DQUOT
 170
 171 #
 172 # LDISKFS_AC_PATCH_PROGRAM
 173 #
 174 # Determine which program should be used to apply the patches to
 175 # the ext4 source code to produce the ldiskfs source code.
 176 #
 177 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
 178         AC_ARG_ENABLE([quilt],
 179                 [AC_HELP_STRING([--disable-quilt],
 180                         [disable use of quilt for ldiskfs])],
 181                 [AS_IF([test "x$enableval" = xno],
 182                         [use_quilt=no],
 183                         [use_quilt=maybe])],
 184                 [use_quilt=maybe]
 185         )
 186
 187         AS_IF([test x$use_quilt = xmaybe], [
 188                 AC_PATH_PROG([quilt_avail], [quilt], [no])
 189                 AS_IF([test x$quilt_avail = xno], [
 190                         use_quilt=no
 191                 ], [
 192                         use_quilt=yes
 193                 ])
 194         ])
 195
 196         AS_IF([test x$use_quilt = xno], [
 197                 AC_PATH_PROG([patch_avail], [patch], [no])
 198                 AS_IF([test x$patch_avail = xno], [
 199                         AC_MSG_ERROR([*** Need "quilt" or "patch" command])
 200                 ])
 201         ])
 202 ]) # LDISKFS_AC_PATCH_PROGRAM
 203
 204 #
 205 # LB_CONFIG_LDISKFS
 206 #
 207 AC_DEFUN([LB_CONFIG_LDISKFS], [
 208 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
 209 # However we continue to support this option through Lustre 2.5.
 210 AC_ARG_WITH([ldiskfs],
 211         [],
 212         [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
 213         AS_IF([test x$withval != xyes -a x$withval != xno],
 214                 [AC_MSG_ERROR([
 215
 216 The ldiskfs option is deprecated,
 217 and no longer supports paths to external ldiskfs source
 218 ])])
 219 ])
 220
 221 AC_ARG_ENABLE([ldiskfs],
 222         [AS_HELP_STRING([--disable-ldiskfs],
 223                 [disable ldiskfs osd (default is enable)])],
 224         [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
 225                 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
 226         [AS_IF([test "${with_ldiskfs+set}" = set],
 227                 [enable_ldiskfs=$with_ldiskfs],
 228                 [enable_ldiskfs=maybe])
 229 ])
 230
 231 AS_IF([test x$enable_server = xno],
 232         [AS_CASE([$enable_ldiskfs],
 233                 [maybe], [enable_ldiskfs=no],
 234                 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
 235         )])
 236
 237 AS_IF([test x$enable_ldiskfs != xno],[
 238         # In the future, we chould change enable_ldiskfs from maybe to
 239         # either yes or no based on additional tests, e.g.  whether a patch
 240         # set is available for the detected kernel.  For now, we just always
 241         # set it to "yes".
 242         AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
 243
 244         LDISKFS_LINUX_SERIES
 245         LDISKFS_AC_PATCH_PROGRAM
 246         LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
 247         LB_EXT_PBLOCK
 248         LB_EXT4_JOURNAL_START_3ARGS
 249         LB_LDISKFS_MAP_BLOCKS
 250         LB_EXT4_BREAD_4ARGS
 251         LB_EXT4_HAVE_INFO_DQUOT
 252         AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
 253         AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
 254         AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
 255         AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
 256         AC_DEFINE(CONFIG_LDISKFS_FS_ENCRYPTION, 1, [enable encryption for ldiskfs])
 257         AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
 258         AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
 259 ])
 260
 261 AC_MSG_CHECKING([whether to build ldiskfs])
 262 AC_MSG_RESULT([$enable_ldiskfs])
 263
 264 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
 265 ]) # LB_CONFIG_LDISKFS
 266
 267 #
 268 # LB_VALIDATE_EXT4_SRC_DIR
 269 #
 270 # Spot check the existence of several source files common to ext4.
 271 # Detecting this at configure time allows us to avoid a potential build
 272 # failure and provide a useful error message to explain what is wrong.
 273 #
 274 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
 275 enable_ldiskfs_build="no"
 276 AS_IF([test -n "$EXT4_SRC_DIR"], [
 277         enable_ldiskfs_build="yes"
 278         LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
 279                 enable_ldiskfs_build="no"
 280                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 281         ])
 282         LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
 283                 enable_ldiskfs_build="no"
 284                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 285         ])
 286         LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
 287                 enable_ldiskfs_build="no"
 288                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 289         ])
 290         LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
 291                 enable_ldiskfs_build="no"
 292                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 293         ])
 294 ])
 295
 296 AS_IF([test "x$enable_ldiskfs_build" = xno], [
 297         enable_ldiskfs="no"
 298
 299         AC_MSG_WARN([
 300
 301 Disabling ldiskfs support because complete ext4 source does not exist.
 302
 303 If you are building using kernel-devel packages and require ldiskfs
 304 server support then ensure that the matching kernel-debuginfo-common
 305 and kernel-debuginfo-common-<arch> packages are installed.
 306 ])
 307 ])
 308 ]) # LB_VALIDATE_EXT4_SRC_DIR
 309
 310 #
 311 # LB_EXT4_SRC_DIR
 312 #
 313 # Determine the location of the ext4 source code.  It it required
 314 # for several configure tests and to build ldiskfs.
 315 #
 316 AC_DEFUN([LB_EXT4_SRC_DIR], [
 317 AC_MSG_CHECKING([ext4 source directory])
 318 # Kernel ext source located with devel headers
 319 linux_src=$LINUX
 320 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
 321         EXT4_SRC_DIR="$linux_src/fs/ext4"
 322 ], [
 323         # Kernel ext source provided by kernel-debuginfo-common package
 324         linux_src=$(ls -1d /usr/src/debug/*/linux-${LINUXRELEASE%.*}* \
 325                 2>/dev/null | tail -1)
 326         AS_IF([test -e "$linux_src/fs/ext4/super.c"],
 327                 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
 328                 [EXT4_SRC_DIR=""])
 329 ])
 330 AC_MSG_RESULT([$EXT4_SRC_DIR])
 331 AC_SUBST(EXT4_SRC_DIR)
 332
 333 LB_VALIDATE_EXT4_SRC_DIR
 334 ]) # LB_EXT4_SRC_DIR
 335
 336 #
 337 # LB_DEFINE_E2FSPROGS_NAMES
 338 #
 339 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
 340 #
 341 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
 342 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
 343 AC_ARG_WITH([ldiskfsprogs],
 344         AC_HELP_STRING([--with-ldiskfsprogs],
 345                 [use alternate names for ldiskfs-enabled e2fsprogs]),
 346         [], [withval="no"])
 347
 348 AS_IF([test "x$withval" = xyes], [
 349         AC_MSG_RESULT([enabled])
 350         AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
 351         E2FSPROGS="ldiskfsprogs"
 352         MKE2FS="mkfs.ldiskfs"
 353         DEBUGFS="debugfs.ldiskfs"
 354         TUNE2FS="tunefs.ldiskfs"
 355         E2LABEL="label.ldiskfs"
 356         DUMPE2FS="dumpfs.ldiskfs"
 357         E2FSCK="fsck.ldiskfs"
 358         PFSCK="pfsck.ldiskfs"
 359 ], [
 360         AC_MSG_RESULT([disabled])
 361         E2FSPROGS="e2fsprogs"
 362         MKE2FS="mke2fs"
 363         DEBUGFS="debugfs"
 364         TUNE2FS="tune2fs"
 365         E2LABEL="e2label"
 366         DUMPE2FS="dumpe2fs"
 367         E2FSCK="e2fsck"
 368         PFSCK="fsck"
 369 ])
 370
 371 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
 372 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
 373 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
 374 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
 375 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
 376 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
 377 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
 378 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
 379
 380 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
 381 AC_SUBST([MKE2FS], [$MKE2FS])
 382 AC_SUBST([DEBUGFS], [$DEBUGFS])
 383 AC_SUBST([TUNE2FS], [$TUNE2FS])
 384 AC_SUBST([E2LABEL], [$E2LABEL])
 385 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
 386 AC_SUBST([E2FSCK], [$E2FSCK])
 387 AC_SUBST([PFSCK], [$PFSCK])
 388 ]) # LB_DEFINE_E2FSPROGS_NAMES