4 AC_DEFUN([LDISKFS_LINUX_SERIES], [
5 AC_MSG_CHECKING([which ldiskfs series to use])
6 case x$LDISKFS_SERIES in
9 *.series) # set externally
13 AS_IF([test -z "$LDISKFS_SERIES"], [
14 AS_IF([test x$RHEL_KERNEL = xyes], [
15 case $RHEL_RELEASE_NO in
16 72) LDISKFS_SERIES="3.10-rhel7.2.series" ;;
17 71) LDISKFS_SERIES="3.10-rhel7.series" ;;
18 68) LDISKFS_SERIES="2.6-rhel6.8.series" ;;
19 67) LDISKFS_SERIES="2.6-rhel6.7.series" ;;
20 66) LDISKFS_SERIES="2.6-rhel6.6.series" ;;
21 65) LDISKFS_SERIES="2.6-rhel6.5.series" ;;
22 64) LDISKFS_SERIES="2.6-rhel6.4.series" ;;
23 6[0-3]) LDISKFS_SERIES="2.6-rhel6.series" ;;
25 ], [test x$SUSE_KERNEL = xyes], [
26 AS_VERSION_COMPARE([$LINUXRELEASE],[3.12.0],[
27 AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
28 AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
29 [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
30 [LDISKFS_SERIES="3.0-sles11.series"],[
31 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
33 2) LDISKFS_SERIES="3.0-sles11.series"
35 3|4) LDISKFS_SERIES="3.0-sles11sp3.series"
38 ])],[LDISKFS_SERIES="3.12-sles12.series"],[
39 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
41 1) LDISKFS_SERIES="3.12-sles12sp1.series"
43 *) LDISKFS_SERIES="3.12-sles12.series"
49 AS_IF([test -z "$LDISKFS_SERIES"],
50 [AC_MSG_WARN([Unknown kernel version $LDISKFS_VERSIONRELEASE])])
51 AC_MSG_RESULT([$LDISKFS_SERIES])
52 AC_SUBST(LDISKFS_SERIES)
53 ]) # LDISKFS_LINUX_SERIES
56 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
58 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
59 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
61 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
62 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
63 ext4_free_blocks_with_buffer_head, [
65 #include "$EXT4_SRC_DIR/ext4.h"
67 ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
69 AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
70 [ext4_free_blocks do not require struct buffer_head])
72 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
77 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
79 AC_DEFUN([LB_EXT_PBLOCK], [
80 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
83 #include "$EXT4_SRC_DIR/ext4_extents.h"
87 AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
92 # LB_EXT4_JOURNAL_START_3ARGS
94 # 3.9 added a type argument to ext4_journal_start and friends
96 AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
97 LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
100 #include "$EXT4_SRC_DIR/ext4_jbd2.h"
102 ext4_journal_start(NULL, 0, 0);
104 AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
106 ]) # LB_EXT4_JOURNAL_START_3ARGS
109 # LB_LDISKFS_MAP_BLOCKS
111 # Since 2.6.35 brought ext4_map_blocks() for IO.
112 # We just check this function whether existed.
113 # it must be exported by ldiskfs patches.
115 AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
116 LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
118 #include <linux/fs.h>
119 #include "$EXT4_SRC_DIR/ext4.h"
121 ext4_map_blocks(NULL, NULL, NULL, 0);
123 AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
128 # LB_EXT4_BREAD_4ARGS
130 # 3.18 ext4_bread has 4 arguments
132 AC_DEFUN([LB_EXT4_BREAD_4ARGS], [
133 LB_CHECK_COMPILE([if ext4_bread takes 4 arguments],
135 #include <linux/fs.h>
136 #include "$EXT4_SRC_DIR/ext4.h"
138 ext4_bread(NULL, NULL, 0, 0);
140 AC_DEFINE(HAVE_EXT4_BREAD_4ARGS, 1, [ext4_bread takes 4 arguments])
142 ]) # LB_EXT4_BREAD_4ARGS
145 # LDISKFS_AC_PATCH_PROGRAM
147 # Determine which program should be used to apply the patches to
148 # the ext4 source code to produce the ldiskfs source code.
150 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
151 AC_ARG_ENABLE([quilt],
152 [AC_HELP_STRING([--disable-quilt],
153 [disable use of quilt for ldiskfs])],
154 [AS_IF([test "x$enableval" = xno],
160 AS_IF([test x$use_quilt = xmaybe], [
161 AC_PATH_PROG([quilt_avail], [quilt], [no])
162 AS_IF([test x$quilt_avail = xno], [
169 AS_IF([test x$use_quilt = xno], [
170 AC_PATH_PROG([patch_avail], [patch], [no])
171 AS_IF([test x$patch_avail = xno], [
172 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
175 ]) # LDISKFS_AC_PATCH_PROGRAM
180 AC_DEFUN([LB_CONFIG_LDISKFS], [
181 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
182 # However we continue to support this option through Lustre 2.5.
183 AC_ARG_WITH([ldiskfs],
185 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
186 AS_IF([test x$withval != xyes -a x$withval != xno],
189 The ldiskfs option is deprecated,
190 and no longer supports paths to external ldiskfs source
194 AC_ARG_ENABLE([ldiskfs],
195 [AS_HELP_STRING([--disable-ldiskfs],
196 [disable ldiskfs osd (default is enable)])],
197 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
198 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
199 [AS_IF([test "${with_ldiskfs+set}" = set],
200 [enable_ldiskfs=$with_ldiskfs],
201 [enable_ldiskfs=maybe])
204 AS_IF([test x$enable_server = xno],
205 [AS_CASE([$enable_ldiskfs],
206 [maybe], [enable_ldiskfs=no],
207 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
210 AS_IF([test x$enable_ldiskfs != xno],[
211 # In the future, we chould change enable_ldiskfs from maybe to
212 # either yes or no based on additional tests, e.g. whether a patch
213 # set is available for the detected kernel. For now, we just always
215 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
218 LDISKFS_AC_PATCH_PROGRAM
219 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
221 LB_EXT4_JOURNAL_START_3ARGS
222 LB_LDISKFS_MAP_BLOCKS
224 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
225 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
226 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
227 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
228 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
229 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
232 AC_MSG_CHECKING([whether to build ldiskfs])
233 AC_MSG_RESULT([$enable_ldiskfs])
235 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
236 ]) # LB_CONFIG_LDISKFS
239 # LB_VALIDATE_EXT4_SRC_DIR
241 # Spot check the existence of several source files common to ext4.
242 # Detecting this at configure time allows us to avoid a potential build
243 # failure and provide a useful error message to explain what is wrong.
245 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
246 enable_ldiskfs_build="no"
247 AS_IF([test -n "$EXT4_SRC_DIR"], [
248 enable_ldiskfs_build="yes"
249 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
250 enable_ldiskfs_build="no"
251 AC_MSG_WARN([ext4 must exist for ldiskfs build])
253 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
254 enable_ldiskfs_build="no"
255 AC_MSG_WARN([ext4 must exist for ldiskfs build])
257 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
258 enable_ldiskfs_build="no"
259 AC_MSG_WARN([ext4 must exist for ldiskfs build])
261 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
262 enable_ldiskfs_build="no"
263 AC_MSG_WARN([ext4 must exist for ldiskfs build])
267 AS_IF([test "x$enable_ldiskfs_build" = xno], [
272 Disabling ldiskfs support because complete ext4 source does not exist.
274 If you are building using kernel-devel packages and require ldiskfs
275 server support then ensure that the matching kernel-debuginfo-common
276 and kernel-debuginfo-common-<arch> packages are installed.
279 ]) # LB_VALIDATE_EXT4_SRC_DIR
284 # Determine the location of the ext4 source code. It it required
285 # for several configure tests and to build ldiskfs.
287 AC_DEFUN([LB_EXT4_SRC_DIR], [
288 AC_MSG_CHECKING([ext4 source directory])
289 # Kernel ext source located with devel headers
291 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
292 EXT4_SRC_DIR="$linux_src/fs/ext4"
294 # Kernel ext source provided by kernel-debuginfo-common package
295 linux_src=$(ls -1d /usr/src/debug/*/linux-${LINUXRELEASE%.*}* \
296 2>/dev/null | tail -1)
297 AS_IF([test -e "$linux_src/fs/ext4/super.c"],
298 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
301 AC_MSG_RESULT([$EXT4_SRC_DIR])
302 AC_SUBST(EXT4_SRC_DIR)
304 LB_VALIDATE_EXT4_SRC_DIR
308 # LB_DEFINE_E2FSPROGS_NAMES
310 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
312 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
313 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
314 AC_ARG_WITH([ldiskfsprogs],
315 AC_HELP_STRING([--with-ldiskfsprogs],
316 [use alternate names for ldiskfs-enabled e2fsprogs]),
319 AS_IF([test "x$withval" = xyes], [
320 AC_MSG_RESULT([enabled])
321 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
322 E2FSPROGS="ldiskfsprogs"
323 MKE2FS="mkfs.ldiskfs"
324 DEBUGFS="debugfs.ldiskfs"
325 TUNE2FS="tunefs.ldiskfs"
326 E2LABEL="label.ldiskfs"
327 DUMPE2FS="dumpfs.ldiskfs"
328 E2FSCK="fsck.ldiskfs"
329 PFSCK="pfsck.ldiskfs"
331 AC_MSG_RESULT([disabled])
332 E2FSPROGS="e2fsprogs"
342 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
343 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
344 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
345 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
346 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
347 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
348 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
349 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
351 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
352 AC_SUBST([MKE2FS], [$MKE2FS])
353 AC_SUBST([DEBUGFS], [$DEBUGFS])
354 AC_SUBST([TUNE2FS], [$TUNE2FS])
355 AC_SUBST([E2LABEL], [$E2LABEL])
356 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
357 AC_SUBST([E2FSCK], [$E2FSCK])
358 AC_SUBST([PFSCK], [$PFSCK])
359 ]) # LB_DEFINE_E2FSPROGS_NAMES