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 $RHEL_RELEASE_NO in
  16         76)     LDISKFS_SERIES="3.10-rhel7.6.series"    ;;
  17         75)     LDISKFS_SERIES="3.10-rhel7.5.series"    ;;
  18         74)     LDISKFS_SERIES="3.10-rhel7.4.series"    ;;
  19         73)     LDISKFS_SERIES="3.10-rhel7.3.series"    ;;
  20         72)     LDISKFS_SERIES="3.10-rhel7.2.series"    ;;
  21         71)     LDISKFS_SERIES="3.10-rhel7.series"      ;;
  22         69)     LDISKFS_SERIES="2.6-rhel6.9.series"     ;;
  23         68)     LDISKFS_SERIES="2.6-rhel6.8.series"     ;;
  24         67)     LDISKFS_SERIES="2.6-rhel6.7.series"     ;;
  25         66)     LDISKFS_SERIES="2.6-rhel6.6.series"     ;;
  26         65)     LDISKFS_SERIES="2.6-rhel6.5.series"     ;;
  27         64)     LDISKFS_SERIES="2.6-rhel6.4.series"     ;;
  28         6[0-3]) LDISKFS_SERIES="2.6-rhel6.series"       ;;
  29         esac
  30 ], [test x$SUSE_KERNEL = xyes], [
  31         AS_VERSION_COMPARE([$LINUXRELEASE],[4.4.82],[
  32         AS_VERSION_COMPARE([$LINUXRELEASE],[4.4.0],[
  33         AS_VERSION_COMPARE([$LINUXRELEASE],[3.12.0],[
  34         AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
  35         AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
  36         [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
  37         [LDISKFS_SERIES="3.0-sles11.series"],[
  38                 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
  39                 case $PLEV in
  40                 2) LDISKFS_SERIES="3.0-sles11.series"
  41                         ;;
  42                 3) LDISKFS_SERIES="3.0-sles11sp3.series"
  43                         ;;
  44                 4) LDISKFS_SERIES="3.0-sles11sp4.series"
  45                         ;;
  46                 esac
  47         ])],[LDISKFS_SERIES="3.12-sles12.series"],[
  48                 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
  49                 case $PLEV in
  50                 1) LDISKFS_SERIES="3.12-sles12sp1.series"
  51                         ;;
  52                 *) LDISKFS_SERIES="3.12-sles12.series"
  53                         ;;
  54                 esac
  55         ])],[LDISKFS_SERIES="4.4-sles12sp2.series"],
  56             [LDISKFS_SERIES="4.4-sles12sp2.series"]
  57         )], [LDISKFS_SERIES="4.4-sles12sp3.series"],
  58             [LDISKFS_SERIES="4.4-sles12sp3.series"])
  59 ])
  60 ])
  61 AS_IF([test -z "$LDISKFS_SERIES"],
  62         [AC_MSG_RESULT([failed to identify series])],
  63         [AC_MSG_RESULT([$LDISKFS_SERIES])])
  64 AC_SUBST(LDISKFS_SERIES)
  65 ]) # LDISKFS_LINUX_SERIES
  66
  67 #
  68 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
  69 #
  70 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
  71 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
  72 #
  73 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
  74 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
  75 ext4_free_blocks_with_buffer_head, [
  76         #include <linux/fs.h>
  77         #include "$EXT4_SRC_DIR/ext4.h"
  78 ],[
  79         ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
  80 ],[
  81         AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
  82                 [ext4_free_blocks do not require struct buffer_head])
  83 ])
  84 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
  85
  86 #
  87 # LB_EXT_PBLOCK
  88 #
  89 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
  90 #
  91 AC_DEFUN([LB_EXT_PBLOCK], [
  92 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
  93 ext_pblock, [
  94         #include <linux/fs.h>
  95         #include "$EXT4_SRC_DIR/ext4_extents.h"
  96 ],[
  97         ext_pblock(NULL);
  98 ],[
  99         AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
 100 ])
 101 ]) # LB_EXT_PBLOCK
 102
 103 #
 104 # LB_EXT4_JOURNAL_START_3ARGS
 105 #
 106 # 3.9 added a type argument to ext4_journal_start and friends
 107 #
 108 AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
 109 LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
 110 ext4_journal_start, [
 111         #include <linux/fs.h>
 112         #include "$EXT4_SRC_DIR/ext4_jbd2.h"
 113 ],[
 114         ext4_journal_start(NULL, 0, 0);
 115 ],[
 116         AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
 117 ])
 118 ]) # LB_EXT4_JOURNAL_START_3ARGS
 119
 120 #
 121 # LB_LDISKFS_MAP_BLOCKS
 122 #
 123 # Since 2.6.35 brought ext4_map_blocks() for IO.
 124 # We just check this function whether existed.
 125 # it must be exported by ldiskfs patches.
 126 #
 127 AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
 128 LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
 129 ext4_map_blocks, [
 130         #include <linux/fs.h>
 131         #include "$EXT4_SRC_DIR/ext4.h"
 132 ],[
 133         ext4_map_blocks(NULL, NULL, NULL, 0);
 134 ],[
 135         AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
 136 ])
 137 ])
 138
 139 #
 140 # LB_EXT4_BREAD_4ARGS
 141 #
 142 # 3.18 ext4_bread has 4 arguments
 143 #
 144 AC_DEFUN([LB_EXT4_BREAD_4ARGS], [
 145 LB_CHECK_COMPILE([if ext4_bread takes 4 arguments],
 146 ext4_bread, [
 147         #include <linux/fs.h>
 148         #include "$EXT4_SRC_DIR/ext4.h"
 149 ],[
 150         ext4_bread(NULL, NULL, 0, 0);
 151 ],[
 152         AC_DEFINE(HAVE_EXT4_BREAD_4ARGS, 1, [ext4_bread takes 4 arguments])
 153 ])
 154 ]) # LB_EXT4_BREAD_4ARGS
 155
 156 #
 157 # LB_EXT4_HAVE_INFO_DQUOT
 158 #
 159 # in linux 4.4 i_dqout is in ext4_inode_info, not in struct inode
 160 #
 161 AC_DEFUN([LB_EXT4_HAVE_INFO_DQUOT], [
 162 LB_CHECK_COMPILE([if i_dquot is in ext4_inode_info],
 163 ext4_info_dquot, [
 164         #include <linux/fs.h>
 165         #include <linux/quota.h>
 166         #include "$EXT4_SRC_DIR/ext4.h"
 167 ],[
 168         struct ext4_inode_info in;
 169         struct dquot *dq;
 170
 171         dq = in.i_dquot[0];
 172 ],[
 173         AC_DEFINE(HAVE_EXT4_INFO_DQUOT, 1, [i_dquot is in ext4_inode_info])
 174 ])
 175 ]) # LB_EXT4_HAVE_INFO_DQUOT
 176
 177 #
 178 # LDISKFS_AC_PATCH_PROGRAM
 179 #
 180 # Determine which program should be used to apply the patches to
 181 # the ext4 source code to produce the ldiskfs source code.
 182 #
 183 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
 184         AC_ARG_ENABLE([quilt],
 185                 [AC_HELP_STRING([--disable-quilt],
 186                         [disable use of quilt for ldiskfs])],
 187                 [AS_IF([test "x$enableval" = xno],
 188                         [use_quilt=no],
 189                         [use_quilt=maybe])],
 190                 [use_quilt=maybe]
 191         )
 192
 193         AS_IF([test x$use_quilt = xmaybe], [
 194                 AC_PATH_PROG([quilt_avail], [quilt], [no])
 195                 AS_IF([test x$quilt_avail = xno], [
 196                         use_quilt=no
 197                 ], [
 198                         use_quilt=yes
 199                 ])
 200         ])
 201
 202         AS_IF([test x$use_quilt = xno], [
 203                 AC_PATH_PROG([patch_avail], [patch], [no])
 204                 AS_IF([test x$patch_avail = xno], [
 205                         AC_MSG_ERROR([*** Need "quilt" or "patch" command])
 206                 ])
 207         ])
 208 ]) # LDISKFS_AC_PATCH_PROGRAM
 209
 210 #
 211 # LB_CONFIG_LDISKFS
 212 #
 213 AC_DEFUN([LB_CONFIG_LDISKFS], [
 214 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
 215 # However we continue to support this option through Lustre 2.5.
 216 AC_ARG_WITH([ldiskfs],
 217         [],
 218         [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
 219         AS_IF([test x$withval != xyes -a x$withval != xno],
 220                 [AC_MSG_ERROR([
 221
 222 The ldiskfs option is deprecated,
 223 and no longer supports paths to external ldiskfs source
 224 ])])
 225 ])
 226
 227 AC_ARG_ENABLE([ldiskfs],
 228         [AS_HELP_STRING([--disable-ldiskfs],
 229                 [disable ldiskfs osd (default is enable)])],
 230         [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
 231                 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
 232         [AS_IF([test "${with_ldiskfs+set}" = set],
 233                 [enable_ldiskfs=$with_ldiskfs],
 234                 [enable_ldiskfs=maybe])
 235 ])
 236
 237 AS_IF([test x$enable_server = xno],
 238         [AS_CASE([$enable_ldiskfs],
 239                 [maybe], [enable_ldiskfs=no],
 240                 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
 241         )])
 242
 243 AS_IF([test x$enable_ldiskfs != xno],[
 244         # In the future, we chould change enable_ldiskfs from maybe to
 245         # either yes or no based on additional tests, e.g.  whether a patch
 246         # set is available for the detected kernel.  For now, we just always
 247         # set it to "yes".
 248         AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
 249
 250         LDISKFS_LINUX_SERIES
 251         LDISKFS_AC_PATCH_PROGRAM
 252         LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
 253         LB_EXT_PBLOCK
 254         LB_EXT4_JOURNAL_START_3ARGS
 255         LB_LDISKFS_MAP_BLOCKS
 256         LB_EXT4_BREAD_4ARGS
 257         LB_EXT4_HAVE_INFO_DQUOT
 258         AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
 259         AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
 260         AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
 261         AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
 262         AC_DEFINE(CONFIG_LDISKFS_FS_ENCRYPTION, 1, [enable encryption for ldiskfs])
 263         AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
 264         AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
 265 ])
 266
 267 AC_MSG_CHECKING([whether to build ldiskfs])
 268 AC_MSG_RESULT([$enable_ldiskfs])
 269
 270 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
 271 ]) # LB_CONFIG_LDISKFS
 272
 273 #
 274 # LB_VALIDATE_EXT4_SRC_DIR
 275 #
 276 # Spot check the existence of several source files common to ext4.
 277 # Detecting this at configure time allows us to avoid a potential build
 278 # failure and provide a useful error message to explain what is wrong.
 279 #
 280 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
 281 enable_ldiskfs_build="no"
 282 AS_IF([test -n "$EXT4_SRC_DIR"], [
 283         enable_ldiskfs_build="yes"
 284         LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
 285                 enable_ldiskfs_build="no"
 286                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 287         ])
 288         LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
 289                 enable_ldiskfs_build="no"
 290                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 291         ])
 292         LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
 293                 enable_ldiskfs_build="no"
 294                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 295         ])
 296         LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
 297                 enable_ldiskfs_build="no"
 298                 AC_MSG_WARN([ext4 must exist for ldiskfs build])
 299         ])
 300 ])
 301
 302 AS_IF([test "x$enable_ldiskfs_build" = xno], [
 303         enable_ldiskfs="no"
 304
 305         AC_MSG_WARN([
 306
 307 Disabling ldiskfs support because complete ext4 source does not exist.
 308
 309 If you are building using kernel-devel packages and require ldiskfs
 310 server support then ensure that the matching kernel-debuginfo-common
 311 and kernel-debuginfo-common-<arch> packages are installed.
 312 ])
 313 ])
 314 ]) # LB_VALIDATE_EXT4_SRC_DIR
 315
 316 #
 317 # LB_EXT4_SRC_DIR
 318 #
 319 # Determine the location of the ext4 source code.  It it required
 320 # for several configure tests and to build ldiskfs.
 321 #
 322 AC_DEFUN([LB_EXT4_SRC_DIR], [
 323 AC_MSG_CHECKING([ext4 source directory])
 324 # Kernel ext source located with devel headers
 325 linux_src=$LINUX
 326 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
 327         EXT4_SRC_DIR="$linux_src/fs/ext4"
 328 ], [
 329         # Kernel ext source provided by kernel-debuginfo-common package
 330         # that extracted to $LINUX
 331         linux_src=$(ls -1d $linux_src/../../debug/*/linux-${LINUXRELEASE%.*}* \
 332                 2>/dev/null | tail -1)
 333         AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
 334                 EXT4_SRC_DIR="$linux_src/fs/ext4"
 335         ], [
 336                 # Kernel ext source provided by kernel-debuginfo-common package
 337                 linux_src=$(ls -1d /usr/src/debug/*/linux-${LINUXRELEASE%.*}* \
 338                         2>/dev/null | tail -1)
 339                 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
 340                         EXT4_SRC_DIR="$linux_src/fs/ext4"
 341                 ], [
 342                         EXT4_SRC_DIR=""
 343                 ])
 344         ])
 345 ])
 346 AC_MSG_RESULT([$EXT4_SRC_DIR])
 347 AC_SUBST(EXT4_SRC_DIR)
 348
 349 LB_VALIDATE_EXT4_SRC_DIR
 350 ]) # LB_EXT4_SRC_DIR
 351
 352 #
 353 # LB_DEFINE_E2FSPROGS_NAMES
 354 #
 355 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
 356 #
 357 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
 358 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
 359 AC_ARG_WITH([ldiskfsprogs],
 360         AC_HELP_STRING([--with-ldiskfsprogs],
 361                 [use alternate names for ldiskfs-enabled e2fsprogs]),
 362         [], [withval="no"])
 363
 364 AS_IF([test "x$withval" = xyes], [
 365         AC_MSG_RESULT([enabled])
 366         AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
 367         E2FSPROGS="ldiskfsprogs"
 368         MKE2FS="mkfs.ldiskfs"
 369         DEBUGFS="debugfs.ldiskfs"
 370         TUNE2FS="tunefs.ldiskfs"
 371         E2LABEL="label.ldiskfs"
 372         DUMPE2FS="dumpfs.ldiskfs"
 373         E2FSCK="fsck.ldiskfs"
 374         PFSCK="pfsck.ldiskfs"
 375 ], [
 376         AC_MSG_RESULT([disabled])
 377         E2FSPROGS="e2fsprogs"
 378         MKE2FS="mke2fs"
 379         DEBUGFS="debugfs"
 380         TUNE2FS="tune2fs"
 381         E2LABEL="e2label"
 382         DUMPE2FS="dumpe2fs"
 383         E2FSCK="e2fsck"
 384         PFSCK="fsck"
 385 ])
 386
 387 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
 388 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
 389 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
 390 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
 391 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
 392 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
 393 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
 394 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
 395
 396 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
 397 AC_SUBST([MKE2FS], [$MKE2FS])
 398 AC_SUBST([DEBUGFS], [$DEBUGFS])
 399 AC_SUBST([TUNE2FS], [$TUNE2FS])
 400 AC_SUBST([E2LABEL], [$E2LABEL])
 401 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
 402 AC_SUBST([E2FSCK], [$E2FSCK])
 403 AC_SUBST([PFSCK], [$PFSCK])
 404 ]) # LB_DEFINE_E2FSPROGS_NAMES