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