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 # LDISKFS_AC_PATCH_PROGRAM
130 # Determine which program should be used to apply the patches to
131 # the ext4 source code to produce the ldiskfs source code.
133 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
134 AC_ARG_ENABLE([quilt],
135 [AC_HELP_STRING([--disable-quilt],
136 [disable use of quilt for ldiskfs])],
137 [AS_IF([test "x$enableval" = xno],
143 AS_IF([test x$use_quilt = xmaybe], [
144 AC_PATH_PROG([quilt_avail], [quilt], [no])
145 AS_IF([test x$quilt_avail = xno], [
152 AS_IF([test x$use_quilt = xno], [
153 AC_PATH_PROG([patch_avail], [patch], [no])
154 AS_IF([test x$patch_avail = xno], [
155 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
158 ]) # LDISKFS_AC_PATCH_PROGRAM
163 AC_DEFUN([LB_CONFIG_LDISKFS], [
164 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
165 # However we continue to support this option through Lustre 2.5.
166 AC_ARG_WITH([ldiskfs],
168 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
169 AS_IF([test x$withval != xyes -a x$withval != xno],
172 The ldiskfs option is deprecated,
173 and no longer supports paths to external ldiskfs source
177 AC_ARG_ENABLE([ldiskfs],
178 [AS_HELP_STRING([--disable-ldiskfs],
179 [disable ldiskfs osd (default is enable)])],
180 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
181 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
182 [AS_IF([test "${with_ldiskfs+set}" = set],
183 [enable_ldiskfs=$with_ldiskfs],
184 [enable_ldiskfs=maybe])
187 AS_IF([test x$enable_server = xno],
188 [AS_CASE([$enable_ldiskfs],
189 [maybe], [enable_ldiskfs=no],
190 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
193 AS_IF([test x$enable_ldiskfs != xno],[
194 # In the future, we chould change enable_ldiskfs from maybe to
195 # either yes or no based on additional tests, e.g. whether a patch
196 # set is available for the detected kernel. For now, we just always
198 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
201 LDISKFS_AC_PATCH_PROGRAM
202 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
204 LB_EXT4_JOURNAL_START_3ARGS
205 LB_LDISKFS_MAP_BLOCKS
206 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
207 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
208 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
209 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
210 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
211 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
214 AC_MSG_CHECKING([whether to build ldiskfs])
215 AC_MSG_RESULT([$enable_ldiskfs])
217 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
218 ]) # LB_CONFIG_LDISKFS
221 # LB_VALIDATE_EXT4_SRC_DIR
223 # Spot check the existence of several source files common to ext4.
224 # Detecting this at configure time allows us to avoid a potential build
225 # failure and provide a useful error message to explain what is wrong.
227 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
228 enable_ldiskfs_build="no"
229 AS_IF([test -n "$EXT4_SRC_DIR"], [
230 enable_ldiskfs_build="yes"
231 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
232 enable_ldiskfs_build="no"
233 AC_MSG_WARN([ext4 must exist for ldiskfs build])
235 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
236 enable_ldiskfs_build="no"
237 AC_MSG_WARN([ext4 must exist for ldiskfs build])
239 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
240 enable_ldiskfs_build="no"
241 AC_MSG_WARN([ext4 must exist for ldiskfs build])
243 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
244 enable_ldiskfs_build="no"
245 AC_MSG_WARN([ext4 must exist for ldiskfs build])
249 AS_IF([test "x$enable_ldiskfs_build" = xno], [
254 Disabling ldiskfs support because complete ext4 source does not exist.
256 If you are building using kernel-devel packages and require ldiskfs
257 server support then ensure that the matching kernel-debuginfo-common
258 and kernel-debuginfo-common-<arch> packages are installed.
261 ]) # LB_VALIDATE_EXT4_SRC_DIR
266 # Determine the location of the ext4 source code. It it required
267 # for several configure tests and to build ldiskfs.
269 AC_DEFUN([LB_EXT4_SRC_DIR], [
270 AC_MSG_CHECKING([ext4 source directory])
271 # Kernel ext source located with devel headers
273 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
274 EXT4_SRC_DIR="$linux_src/fs/ext4"
276 # Kernel ext source provided by kernel-debuginfo-common package
277 linux_src=$(ls -1d /usr/src/debug/*/linux-${LINUXRELEASE%.*}* \
278 2>/dev/null | tail -1)
279 AS_IF([test -e "$linux_src/fs/ext4/super.c"],
280 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
283 AC_MSG_RESULT([$EXT4_SRC_DIR])
284 AC_SUBST(EXT4_SRC_DIR)
286 LB_VALIDATE_EXT4_SRC_DIR
290 # LB_DEFINE_E2FSPROGS_NAMES
292 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
294 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
295 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
296 AC_ARG_WITH([ldiskfsprogs],
297 AC_HELP_STRING([--with-ldiskfsprogs],
298 [use alternate names for ldiskfs-enabled e2fsprogs]),
301 AS_IF([test "x$withval" = xyes], [
302 AC_MSG_RESULT([enabled])
303 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
304 E2FSPROGS="ldiskfsprogs"
305 MKE2FS="mkfs.ldiskfs"
306 DEBUGFS="debugfs.ldiskfs"
307 TUNE2FS="tunefs.ldiskfs"
308 E2LABEL="label.ldiskfs"
309 DUMPE2FS="dumpfs.ldiskfs"
310 E2FSCK="fsck.ldiskfs"
311 PFSCK="pfsck.ldiskfs"
313 AC_MSG_RESULT([disabled])
314 E2FSPROGS="e2fsprogs"
324 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
325 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
326 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
327 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
328 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
329 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
330 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
331 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
333 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
334 AC_SUBST([MKE2FS], [$MKE2FS])
335 AC_SUBST([DEBUGFS], [$DEBUGFS])
336 AC_SUBST([TUNE2FS], [$TUNE2FS])
337 AC_SUBST([E2LABEL], [$E2LABEL])
338 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
339 AC_SUBST([E2FSCK], [$E2FSCK])
340 AC_SUBST([PFSCK], [$PFSCK])
341 ]) # LB_DEFINE_E2FSPROGS_NAMES