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 $RHEL_RELEASE_NO in
16 72) LDISKFS_SERIES="3.10-rhel7.2.series" ;;
17 71) LDISKFS_SERIES="3.10-rhel7.series" ;;
18 67) LDISKFS_SERIES="2.6-rhel6.7.series" ;;
19 66) LDISKFS_SERIES="2.6-rhel6.6.series" ;;
20 65) LDISKFS_SERIES="2.6-rhel6.5.series" ;;
21 64) LDISKFS_SERIES="2.6-rhel6.4.series" ;;
22 6[0-3]) LDISKFS_SERIES="2.6-rhel6.series" ;;
24 ], [test x$SUSE_KERNEL = xyes], [
25 AS_VERSION_COMPARE([$LINUXRELEASE],[3.12.0],[
26 AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
27 AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
28 [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
29 [LDISKFS_SERIES="3.0-sles11.series"],[
30 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
32 2) LDISKFS_SERIES="3.0-sles11.series"
34 3|4) LDISKFS_SERIES="3.0-sles11sp3.series"
37 ])],[LDISKFS_SERIES="3.12-sles12.series"],[
38 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
40 1) LDISKFS_SERIES="3.12-sles12sp1.series"
42 *) LDISKFS_SERIES="3.12-sles12.series"
48 AS_IF([test -z "$LDISKFS_SERIES"],
49 [AC_MSG_WARN([Unknown kernel version $LDISKFS_VERSIONRELEASE])])
50 AC_MSG_RESULT([$LDISKFS_SERIES])
51 AC_SUBST(LDISKFS_SERIES)
52 ]) # LDISKFS_LINUX_SERIES
55 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
57 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
58 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
60 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
61 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
62 ext4_free_blocks_with_buffer_head, [
64 #include "$EXT4_SRC_DIR/ext4.h"
66 ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
68 AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
69 [ext4_free_blocks do not require struct buffer_head])
71 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
76 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
78 AC_DEFUN([LB_EXT_PBLOCK], [
79 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
82 #include "$EXT4_SRC_DIR/ext4_extents.h"
86 AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
91 # LB_EXT4_JOURNAL_START_3ARGS
93 # 3.9 added a type argument to ext4_journal_start and friends
95 AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
96 LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
99 #include "$EXT4_SRC_DIR/ext4_jbd2.h"
101 ext4_journal_start(NULL, 0, 0);
103 AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
105 ]) # LB_EXT4_JOURNAL_START_3ARGS
108 # LB_LDISKFS_MAP_BLOCKS
110 # Since 2.6.35 brought ext4_map_blocks() for IO.
111 # We just check this function whether existed.
112 # it must be exported by ldiskfs patches.
114 AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
115 LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
117 #include <linux/fs.h>
118 #include "$EXT4_SRC_DIR/ext4.h"
120 ext4_map_blocks(NULL, NULL, NULL, 0);
122 AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
127 # LDISKFS_AC_PATCH_PROGRAM
129 # Determine which program should be used to apply the patches to
130 # the ext4 source code to produce the ldiskfs source code.
132 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
133 AC_ARG_ENABLE([quilt],
134 [AC_HELP_STRING([--disable-quilt],
135 [disable use of quilt for ldiskfs])],
136 [AS_IF([test "x$enableval" = xno],
142 AS_IF([test x$use_quilt = xmaybe], [
143 AC_PATH_PROG([quilt_avail], [quilt], [no])
144 AS_IF([test x$quilt_avail = xno], [
151 AS_IF([test x$use_quilt = xno], [
152 AC_PATH_PROG([patch_avail], [patch], [no])
153 AS_IF([test x$patch_avail = xno], [
154 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
157 ]) # LDISKFS_AC_PATCH_PROGRAM
162 AC_DEFUN([LB_CONFIG_LDISKFS], [
163 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
164 # However we continue to support this option through Lustre 2.5.
165 AC_ARG_WITH([ldiskfs],
167 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
168 AS_IF([test x$withval != xyes -a x$withval != xno],
171 The ldiskfs option is deprecated,
172 and no longer supports paths to external ldiskfs source
176 AC_ARG_ENABLE([ldiskfs],
177 [AS_HELP_STRING([--disable-ldiskfs],
178 [disable ldiskfs osd (default is enable)])],
179 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
180 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
181 [AS_IF([test "${with_ldiskfs+set}" = set],
182 [enable_ldiskfs=$with_ldiskfs],
183 [enable_ldiskfs=maybe])
186 AS_IF([test x$enable_server = xno],
187 [AS_CASE([$enable_ldiskfs],
188 [maybe], [enable_ldiskfs=no],
189 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
192 AS_IF([test x$enable_ldiskfs != xno],[
193 # In the future, we chould change enable_ldiskfs from maybe to
194 # either yes or no based on additional tests, e.g. whether a patch
195 # set is available for the detected kernel. For now, we just always
197 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
200 LDISKFS_AC_PATCH_PROGRAM
201 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
203 LB_EXT4_JOURNAL_START_3ARGS
204 LB_LDISKFS_MAP_BLOCKS
205 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
206 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
207 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
208 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
209 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
210 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
213 AC_MSG_CHECKING([whether to build ldiskfs])
214 AC_MSG_RESULT([$enable_ldiskfs])
216 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
217 ]) # LB_CONFIG_LDISKFS
220 # LB_VALIDATE_EXT4_SRC_DIR
222 # Spot check the existence of several source files common to ext4.
223 # Detecting this at configure time allows us to avoid a potential build
224 # failure and provide a useful error message to explain what is wrong.
226 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
227 enable_ldiskfs_build="no"
228 AS_IF([test -n "$EXT4_SRC_DIR"], [
229 enable_ldiskfs_build="yes"
230 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
231 enable_ldiskfs_build="no"
232 AC_MSG_WARN([ext4 must exist for ldiskfs build])
234 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
235 enable_ldiskfs_build="no"
236 AC_MSG_WARN([ext4 must exist for ldiskfs build])
238 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
239 enable_ldiskfs_build="no"
240 AC_MSG_WARN([ext4 must exist for ldiskfs build])
242 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
243 enable_ldiskfs_build="no"
244 AC_MSG_WARN([ext4 must exist for ldiskfs build])
248 AS_IF([test "x$enable_ldiskfs_build" = xno], [
253 Disabling ldiskfs support because complete ext4 source does not exist.
255 If you are building using kernel-devel packages and require ldiskfs
256 server support then ensure that the matching kernel-debuginfo-common
257 and kernel-debuginfo-common-<arch> packages are installed.
260 ]) # LB_VALIDATE_EXT4_SRC_DIR
265 # Determine the location of the ext4 source code. It it required
266 # for several configure tests and to build ldiskfs.
268 AC_DEFUN([LB_EXT4_SRC_DIR], [
269 AC_MSG_CHECKING([ext4 source directory])
270 # Kernel ext source located with devel headers
272 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
273 EXT4_SRC_DIR="$linux_src/fs/ext4"
275 # Kernel ext source provided by kernel-debuginfo-common package
276 linux_src=$(ls -1d /usr/src/debug/*/linux-$LINUXRELEASE \
277 2>/dev/null | tail -1)
278 AS_IF([test -e "$linux_src/fs/ext4/super.c"],
279 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
282 AC_MSG_RESULT([$EXT4_SRC_DIR])
283 AC_SUBST(EXT4_SRC_DIR)
285 LB_VALIDATE_EXT4_SRC_DIR
289 # LB_DEFINE_E2FSPROGS_NAMES
291 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
293 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
294 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
295 AC_ARG_WITH([ldiskfsprogs],
296 AC_HELP_STRING([--with-ldiskfsprogs],
297 [use alternate names for ldiskfs-enabled e2fsprogs]),
300 AS_IF([test "x$withval" = xyes], [
301 AC_MSG_RESULT([enabled])
302 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
303 E2FSPROGS="ldiskfsprogs"
304 MKE2FS="mkfs.ldiskfs"
305 DEBUGFS="debugfs.ldiskfs"
306 TUNE2FS="tunefs.ldiskfs"
307 E2LABEL="label.ldiskfs"
308 DUMPE2FS="dumpfs.ldiskfs"
309 E2FSCK="fsck.ldiskfs"
310 PFSCK="pfsck.ldiskfs"
312 AC_MSG_RESULT([disabled])
313 E2FSPROGS="e2fsprogs"
323 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
324 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
325 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
326 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
327 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
328 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
329 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
330 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
332 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
333 AC_SUBST([MKE2FS], [$MKE2FS])
334 AC_SUBST([DEBUGFS], [$DEBUGFS])
335 AC_SUBST([TUNE2FS], [$TUNE2FS])
336 AC_SUBST([E2LABEL], [$E2LABEL])
337 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
338 AC_SUBST([E2FSCK], [$E2FSCK])
339 AC_SUBST([PFSCK], [$PFSCK])
340 ]) # LB_DEFINE_E2FSPROGS_NAMES