]>
Commit | Line | Data |
---|---|---|
c9c0d073 | 1 | dnl # |
fc0c72b1 | 2 | dnl # Default ZFS kernel configuration |
c9c0d073 BB |
3 | dnl # |
4 | AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [ | |
5 | ZFS_AC_KERNEL | |
6a9d6359 | 6 | ZFS_AC_QAT |
77e50c30 | 7 | ZFS_AC_KERNEL_ACCESS_OK_TYPE |
319a99a3 | 8 | ZFS_AC_TEST_MODULE |
a6cc9756 | 9 | ZFS_AC_KERNEL_MISC_MINOR |
650383f2 | 10 | ZFS_AC_KERNEL_OBJTOOL |
c9c0d073 | 11 | ZFS_AC_KERNEL_CONFIG |
93ce2b4c BB |
12 | ZFS_AC_KERNEL_CTL_NAME |
13 | ZFS_AC_KERNEL_PDE_DATA | |
14 | ZFS_AC_KERNEL_SET_FS_PWD_WITH_CONST | |
15 | ZFS_AC_KERNEL_2ARGS_VFS_FSYNC | |
16 | ZFS_AC_KERNEL_FS_STRUCT_SPINLOCK | |
17 | ZFS_AC_KERNEL_KUIDGID_T | |
18 | ZFS_AC_KERNEL_FALLOCATE | |
19 | ZFS_AC_KERNEL_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE | |
20 | ZFS_AC_KERNEL_RWSEM_SPINLOCK_IS_RAW | |
21 | ZFS_AC_KERNEL_RWSEM_ACTIVITY | |
22 | ZFS_AC_KERNEL_RWSEM_ATOMIC_LONG_COUNT | |
23 | ZFS_AC_KERNEL_SCHED_RT_HEADER | |
24 | ZFS_AC_KERNEL_SCHED_SIGNAL_HEADER | |
25 | ZFS_AC_KERNEL_IO_SCHEDULE_TIMEOUT | |
26 | ZFS_AC_KERNEL_4ARGS_VFS_GETATTR | |
27 | ZFS_AC_KERNEL_3ARGS_VFS_GETATTR | |
28 | ZFS_AC_KERNEL_2ARGS_VFS_GETATTR | |
29 | ZFS_AC_KERNEL_USLEEP_RANGE | |
30 | ZFS_AC_KERNEL_KMEM_CACHE_ALLOCFLAGS | |
31 | ZFS_AC_KERNEL_KMEM_CACHE_CREATE_USERCOPY | |
32 | ZFS_AC_KERNEL_WAIT_ON_BIT | |
33 | ZFS_AC_KERNEL_WAIT_QUEUE_ENTRY_T | |
34 | ZFS_AC_KERNEL_WAIT_QUEUE_HEAD_ENTRY | |
6413c95f | 35 | ZFS_AC_KERNEL_INODE_TIMES |
93ce2b4c BB |
36 | ZFS_AC_KERNEL_INODE_LOCK |
37 | ZFS_AC_KERNEL_GROUP_INFO_GID | |
38 | ZFS_AC_KERNEL_WRITE | |
39 | ZFS_AC_KERNEL_READ | |
40 | ZFS_AC_KERNEL_TIMER_FUNCTION_TIMER_LIST | |
0b39b9f9 | 41 | ZFS_AC_KERNEL_DECLARE_EVENT_CLASS |
37f9dac5 | 42 | ZFS_AC_KERNEL_CURRENT_BIO_TAIL |
938cfeb0 | 43 | ZFS_AC_KERNEL_SUPER_USER_NS |
bbb1b6ce | 44 | ZFS_AC_KERNEL_SUBMIT_BIO |
7b98f0d9 | 45 | ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_CHECK_EVENTS |
a1d9543a | 46 | ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID |
c9c0d073 | 47 | ZFS_AC_KERNEL_TYPE_FMODE_T |
45066d1f | 48 | ZFS_AC_KERNEL_BLKDEV_GET_BY_PATH |
d441e85d | 49 | ZFS_AC_KERNEL_BLKDEV_REREAD_PART |
c9c0d073 | 50 | ZFS_AC_KERNEL_OPEN_BDEV_EXCLUSIVE |
2b7ab9d4 | 51 | ZFS_AC_KERNEL_LOOKUP_BDEV |
c9c0d073 BB |
52 | ZFS_AC_KERNEL_INVALIDATE_BDEV_ARGS |
53 | ZFS_AC_KERNEL_BDEV_LOGICAL_BLOCK_SIZE | |
2404b014 | 54 | ZFS_AC_KERNEL_BDEV_PHYSICAL_BLOCK_SIZE |
d4541210 | 55 | ZFS_AC_KERNEL_BIO_BVEC_ITER |
f4af6bb7 | 56 | ZFS_AC_KERNEL_BIO_FAILFAST_DTD |
787acae0 | 57 | ZFS_AC_KERNEL_BIO_SET_DEV |
f4af6bb7 | 58 | ZFS_AC_KERNEL_REQ_FAILFAST_MASK |
cf41432c BB |
59 | ZFS_AC_KERNEL_REQ_OP_DISCARD |
60 | ZFS_AC_KERNEL_REQ_OP_SECURE_ERASE | |
61 | ZFS_AC_KERNEL_REQ_OP_FLUSH | |
62 | ZFS_AC_KERNEL_BIO_BI_OPF | |
c9c0d073 | 63 | ZFS_AC_KERNEL_BIO_END_IO_T_ARGS |
36ba27e9 | 64 | ZFS_AC_KERNEL_BIO_BI_STATUS |
37f9dac5 RY |
65 | ZFS_AC_KERNEL_BIO_RW_BARRIER |
66 | ZFS_AC_KERNEL_BIO_RW_DISCARD | |
bc17f104 | 67 | ZFS_AC_KERNEL_BLK_QUEUE_BDI |
10f88c5c GDN |
68 | ZFS_AC_KERNEL_BLK_QUEUE_FLAG_CLEAR |
69 | ZFS_AC_KERNEL_BLK_QUEUE_FLAG_SET | |
b18019d2 | 70 | ZFS_AC_KERNEL_BLK_QUEUE_FLUSH |
34037afe ED |
71 | ZFS_AC_KERNEL_BLK_QUEUE_MAX_HW_SECTORS |
72 | ZFS_AC_KERNEL_BLK_QUEUE_MAX_SEGMENTS | |
e6603b7c | 73 | ZFS_AC_KERNEL_BLK_QUEUE_HAVE_BIO_RW_UNPLUG |
e8ac4557 | 74 | ZFS_AC_KERNEL_BLK_QUEUE_HAVE_BLK_PLUG |
dd3e1e30 | 75 | ZFS_AC_KERNEL_GET_DISK_AND_MODULE |
c9c0d073 | 76 | ZFS_AC_KERNEL_GET_DISK_RO |
a5e046ea TC |
77 | ZFS_AC_KERNEL_HAVE_BIO_SET_OP_ATTRS |
78 | ZFS_AC_KERNEL_GENERIC_READLINK_GLOBAL | |
ee5fd0bb | 79 | ZFS_AC_KERNEL_DISCARD_GRANULARITY |
777d4af8 | 80 | ZFS_AC_KERNEL_CONST_XATTR_HANDLER |
232604b5 | 81 | ZFS_AC_KERNEL_XATTR_HANDLER_NAME |
f9637c6c BB |
82 | ZFS_AC_KERNEL_XATTR_HANDLER_GET |
83 | ZFS_AC_KERNEL_XATTR_HANDLER_SET | |
023699cd MM |
84 | ZFS_AC_KERNEL_XATTR_HANDLER_LIST |
85 | ZFS_AC_KERNEL_INODE_OWNER_OR_CAPABLE | |
86 | ZFS_AC_KERNEL_POSIX_ACL_FROM_XATTR_USERNS | |
87 | ZFS_AC_KERNEL_POSIX_ACL_RELEASE | |
3779913b | 88 | ZFS_AC_KERNEL_SET_CACHED_ACL_USABLE |
023699cd | 89 | ZFS_AC_KERNEL_POSIX_ACL_CHMOD |
023699cd | 90 | ZFS_AC_KERNEL_POSIX_ACL_EQUIV_MODE_WANTS_UMODE_T |
4b908d32 | 91 | ZFS_AC_KERNEL_POSIX_ACL_VALID_WITH_NS |
023699cd MM |
92 | ZFS_AC_KERNEL_INODE_OPERATIONS_PERMISSION |
93 | ZFS_AC_KERNEL_INODE_OPERATIONS_PERMISSION_WITH_NAMEIDATA | |
94 | ZFS_AC_KERNEL_INODE_OPERATIONS_CHECK_ACL | |
95 | ZFS_AC_KERNEL_INODE_OPERATIONS_CHECK_ACL_WITH_FLAGS | |
96 | ZFS_AC_KERNEL_INODE_OPERATIONS_GET_ACL | |
0420c126 | 97 | ZFS_AC_KERNEL_INODE_OPERATIONS_SET_ACL |
a3478c07 | 98 | ZFS_AC_KERNEL_INODE_OPERATIONS_GETATTR |
a5248129 | 99 | ZFS_AC_KERNEL_INODE_SET_FLAGS |
18f57327 | 100 | ZFS_AC_KERNEL_INODE_SET_IVERSION |
3779913b | 101 | ZFS_AC_KERNEL_GET_ACL_HANDLE_CACHE |
47621f3d | 102 | ZFS_AC_KERNEL_SHOW_OPTIONS |
534759fa | 103 | ZFS_AC_KERNEL_FILE_INODE |
d9c97ec0 | 104 | ZFS_AC_KERNEL_FILE_DENTRY |
adcd70bd | 105 | ZFS_AC_KERNEL_FSYNC |
2c395def | 106 | ZFS_AC_KERNEL_EVICT_INODE |
8780c539 | 107 | ZFS_AC_KERNEL_DIRTY_INODE_WITH_FLAGS |
ab26409d BB |
108 | ZFS_AC_KERNEL_NR_CACHED_OBJECTS |
109 | ZFS_AC_KERNEL_FREE_CACHED_OBJECTS | |
cb2d1901 | 110 | ZFS_AC_KERNEL_FALLOCATE |
7ca25051 | 111 | ZFS_AC_KERNEL_AIO_FSYNC |
95f5c63b | 112 | ZFS_AC_KERNEL_MKDIR_UMODE_T |
8f195a90 | 113 | ZFS_AC_KERNEL_LOOKUP_NAMEIDATA |
558ef6d0 | 114 | ZFS_AC_KERNEL_CREATE_NAMEIDATA |
beeed459 | 115 | ZFS_AC_KERNEL_GET_LINK |
bd29109f | 116 | ZFS_AC_KERNEL_PUT_LINK |
ace1eae8 | 117 | ZFS_AC_KERNEL_TMPFILE |
ea1fdf46 | 118 | ZFS_AC_KERNEL_TRUNCATE_RANGE |
ebe7e575 | 119 | ZFS_AC_KERNEL_AUTOMOUNT |
756c3e5a | 120 | ZFS_AC_KERNEL_ENCODE_FH_WITH_INODE |
393b44c7 | 121 | ZFS_AC_KERNEL_COMMIT_METADATA |
739a1a82 | 122 | ZFS_AC_KERNEL_CLEAR_INODE |
3b0ba3ba | 123 | ZFS_AC_KERNEL_SETATTR_PREPARE |
bdf4328b | 124 | ZFS_AC_KERNEL_INSERT_INODE_LOCKED |
6a0936ba | 125 | ZFS_AC_KERNEL_D_MAKE_ROOT |
055656d4 | 126 | ZFS_AC_KERNEL_D_OBTAIN_ALIAS |
218b4e0a | 127 | ZFS_AC_KERNEL_D_PRUNE_ALIASES |
f1a05fa1 NB |
128 | ZFS_AC_KERNEL_D_SET_D_OP |
129 | ZFS_AC_KERNEL_D_REVALIDATE_NAMEIDATA | |
130 | ZFS_AC_KERNEL_CONST_DENTRY_OPERATIONS | |
b3129792 | 131 | ZFS_AC_KERNEL_TRUNCATE_SETSIZE |
5c03efc3 | 132 | ZFS_AC_KERNEL_6ARGS_SECURITY_INODE_INIT_SECURITY |
166dd49d | 133 | ZFS_AC_KERNEL_CALLBACK_SECURITY_INODE_INIT_SECURITY |
93b43af1 | 134 | ZFS_AC_KERNEL_FST_MOUNT |
ab26409d | 135 | ZFS_AC_KERNEL_SHRINK |
90947b23 | 136 | ZFS_AC_KERNEL_SHRINK_CONTROL_HAS_NID |
93ce2b4c BB |
137 | ZFS_AC_KERNEL_SHRINK_CONTROL_STRUCT |
138 | ZFS_AC_KERNEL_SHRINKER_CALLBACK | |
dba1d705 | 139 | ZFS_AC_KERNEL_S_INSTANCES_LIST_HEAD |
ee930353 | 140 | ZFS_AC_KERNEL_S_D_OP |
7dae2c81 | 141 | ZFS_AC_KERNEL_BDI |
28eb9213 | 142 | ZFS_AC_KERNEL_SET_NLINK |
6d1d976b | 143 | ZFS_AC_KERNEL_ELEVATOR_CHANGE |
3c203610 | 144 | ZFS_AC_KERNEL_5ARG_SGET |
802e7b5f | 145 | ZFS_AC_KERNEL_LSEEK_EXECUTE |
0f37d0c8 | 146 | ZFS_AC_KERNEL_VFS_ITERATE |
57ae8400 | 147 | ZFS_AC_KERNEL_VFS_RW_ITERATE |
a584ef26 | 148 | ZFS_AC_KERNEL_VFS_DIRECT_IO |
933ec999 | 149 | ZFS_AC_KERNEL_GENERIC_WRITE_CHECKS |
17888ae3 | 150 | ZFS_AC_KERNEL_KMAP_ATOMIC_ARGS |
278bee93 | 151 | ZFS_AC_KERNEL_FOLLOW_DOWN_ONE |
37f9dac5 | 152 | ZFS_AC_KERNEL_MAKE_REQUEST_FN |
787acae0 GDN |
153 | ZFS_AC_KERNEL_GENERIC_IO_ACCT_3ARG |
154 | ZFS_AC_KERNEL_GENERIC_IO_ACCT_4ARG | |
fc0c72b1 | 155 | ZFS_AC_KERNEL_FPU |
82a1b2d6 | 156 | ZFS_AC_KERNEL_KUID_HELPERS |
9cc1844a | 157 | ZFS_AC_KERNEL_MODULE_PARAM_CALL_CONST |
b8d9e264 | 158 | ZFS_AC_KERNEL_RENAME_WANTS_FLAGS |
0fedeedd | 159 | ZFS_AC_KERNEL_HAVE_GENERIC_SETXATTR |
2946a1a1 | 160 | ZFS_AC_KERNEL_CURRENT_TIME |
e9a77290 | 161 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE |
a5369b61 | 162 | ZFS_AC_KERNEL_ACL_HAS_REFCOUNT |
0e85048f | 163 | ZFS_AC_KERNEL_USERNS_CAPABILITIES |
e897a23e | 164 | ZFS_AC_KERNEL_IN_COMPAT_SYSCALL |
5cb46f6a | 165 | ZFS_AC_KERNEL_KTIME_GET_COARSE_REAL_TS64 |
031cea17 | 166 | ZFS_AC_KERNEL_TOTALRAM_PAGES_FUNC |
c9c0d073 | 167 | |
8366cd6a | 168 | AS_IF([test "$LINUX_OBJ" != "$LINUX"], [ |
fed90353 | 169 | KERNEL_MAKE="$KERNEL_MAKE O=$LINUX_OBJ" |
8366cd6a | 170 | ]) |
6283f55e | 171 | |
fed90353 | 172 | AC_SUBST(KERNEL_MAKE) |
c9c0d073 BB |
173 | ]) |
174 | ||
175 | dnl # | |
176 | dnl # Detect name used for Module.symvers file in kernel | |
177 | dnl # | |
178 | AC_DEFUN([ZFS_AC_MODULE_SYMVERS], [ | |
179 | modpost=$LINUX/scripts/Makefile.modpost | |
180 | AC_MSG_CHECKING([kernel file name for module symbols]) | |
319a99a3 | 181 | AS_IF([test "x$enable_linux_builtin" != xyes -a -f "$modpost"], [ |
8366cd6a | 182 | AS_IF([grep -q Modules.symvers $modpost], [ |
c9c0d073 | 183 | LINUX_SYMBOLS=Modules.symvers |
8366cd6a | 184 | ], [ |
c9c0d073 | 185 | LINUX_SYMBOLS=Module.symvers |
8366cd6a | 186 | ]) |
a60b1c0a | 187 | |
8366cd6a | 188 | AS_IF([test ! -f "$LINUX_OBJ/$LINUX_SYMBOLS"], [ |
a60b1c0a BB |
189 | AC_MSG_ERROR([ |
190 | *** Please make sure the kernel devel package for your distribution | |
4e95cc99 | 191 | *** is installed. If you are building with a custom kernel, make sure the |
a60b1c0a BB |
192 | *** kernel is configured, built, and the '--with-linux=PATH' configure |
193 | *** option refers to the location of the kernel source.]) | |
8366cd6a PS |
194 | ]) |
195 | ], [ | |
c9c0d073 | 196 | LINUX_SYMBOLS=NONE |
8366cd6a | 197 | ]) |
c9c0d073 BB |
198 | AC_MSG_RESULT($LINUX_SYMBOLS) |
199 | AC_SUBST(LINUX_SYMBOLS) | |
200 | ]) | |
201 | ||
202 | dnl # | |
203 | dnl # Detect the kernel to be built against | |
204 | dnl # | |
205 | AC_DEFUN([ZFS_AC_KERNEL], [ | |
206 | AC_ARG_WITH([linux], | |
207 | AS_HELP_STRING([--with-linux=PATH], | |
208 | [Path to kernel source]), | |
209 | [kernelsrc="$withval"]) | |
210 | ||
211 | AC_ARG_WITH(linux-obj, | |
212 | AS_HELP_STRING([--with-linux-obj=PATH], | |
213 | [Path to kernel build objects]), | |
214 | [kernelbuild="$withval"]) | |
215 | ||
216 | AC_MSG_CHECKING([kernel source directory]) | |
8366cd6a PS |
217 | AS_IF([test -z "$kernelsrc"], [ |
218 | AS_IF([test -e "/lib/modules/$(uname -r)/source"], [ | |
1b94c25c BB |
219 | headersdir="/lib/modules/$(uname -r)/source" |
220 | sourcelink=$(readlink -f "$headersdir") | |
8366cd6a | 221 | ], [test -e "/lib/modules/$(uname -r)/build"], [ |
1b94c25c | 222 | headersdir="/lib/modules/$(uname -r)/build" |
c9c0d073 | 223 | sourcelink=$(readlink -f "$headersdir") |
8366cd6a | 224 | ], [ |
c9c0d073 | 225 | sourcelink=$(ls -1d /usr/src/kernels/* \ |
8366cd6a | 226 | /usr/src/linux-* \ |
c9c0d073 | 227 | 2>/dev/null | grep -v obj | tail -1) |
8366cd6a | 228 | ]) |
c9c0d073 | 229 | |
8366cd6a | 230 | AS_IF([test -n "$sourcelink" && test -e ${sourcelink}], [ |
c9c0d073 | 231 | kernelsrc=`readlink -f ${sourcelink}` |
8366cd6a | 232 | ], [ |
56a517ae | 233 | kernelsrc="[Not found]" |
8366cd6a PS |
234 | ]) |
235 | ], [ | |
236 | AS_IF([test "$kernelsrc" = "NONE"], [ | |
c9c0d073 | 237 | kernsrcver=NONE |
8366cd6a | 238 | ]) |
1d8da991 | 239 | withlinux=yes |
8366cd6a | 240 | ]) |
c9c0d073 BB |
241 | |
242 | AC_MSG_RESULT([$kernelsrc]) | |
56a517ae BB |
243 | AS_IF([test ! -d "$kernelsrc"], [ |
244 | AC_MSG_ERROR([ | |
245 | *** Please make sure the kernel devel package for your distribution | |
4e95cc99 | 246 | *** is installed and then try again. If that fails, you can specify the |
56a517ae BB |
247 | *** location of the kernel source with the '--with-linux=PATH' option.]) |
248 | ]) | |
249 | ||
c9c0d073 | 250 | AC_MSG_CHECKING([kernel build directory]) |
8366cd6a | 251 | AS_IF([test -z "$kernelbuild"], [ |
1d8da991 | 252 | AS_IF([test x$withlinux != xyes -a -e "/lib/modules/$(uname -r)/build"], [ |
1b94c25c | 253 | kernelbuild=`readlink -f /lib/modules/$(uname -r)/build` |
8366cd6a | 254 | ], [test -d ${kernelsrc}-obj/${target_cpu}/${target_cpu}], [ |
c9c0d073 | 255 | kernelbuild=${kernelsrc}-obj/${target_cpu}/${target_cpu} |
8366cd6a | 256 | ], [test -d ${kernelsrc}-obj/${target_cpu}/default], [ |
70574182 | 257 | kernelbuild=${kernelsrc}-obj/${target_cpu}/default |
8366cd6a | 258 | ], [test -d `dirname ${kernelsrc}`/build-${target_cpu}], [ |
c9c0d073 | 259 | kernelbuild=`dirname ${kernelsrc}`/build-${target_cpu} |
8366cd6a | 260 | ], [ |
c9c0d073 | 261 | kernelbuild=${kernelsrc} |
8366cd6a PS |
262 | ]) |
263 | ]) | |
c9c0d073 BB |
264 | AC_MSG_RESULT([$kernelbuild]) |
265 | ||
266 | AC_MSG_CHECKING([kernel source version]) | |
267 | utsrelease1=$kernelbuild/include/linux/version.h | |
268 | utsrelease2=$kernelbuild/include/linux/utsrelease.h | |
269 | utsrelease3=$kernelbuild/include/generated/utsrelease.h | |
8366cd6a | 270 | AS_IF([test -r $utsrelease1 && fgrep -q UTS_RELEASE $utsrelease1], [ |
c9c0d073 | 271 | utsrelease=linux/version.h |
8366cd6a | 272 | ], [test -r $utsrelease2 && fgrep -q UTS_RELEASE $utsrelease2], [ |
c9c0d073 | 273 | utsrelease=linux/utsrelease.h |
8366cd6a | 274 | ], [test -r $utsrelease3 && fgrep -q UTS_RELEASE $utsrelease3], [ |
c9c0d073 | 275 | utsrelease=generated/utsrelease.h |
8366cd6a | 276 | ]) |
c9c0d073 | 277 | |
8366cd6a | 278 | AS_IF([test "$utsrelease"], [ |
c9c0d073 BB |
279 | kernsrcver=`(echo "#include <$utsrelease>"; |
280 | echo "kernsrcver=UTS_RELEASE") | | |
2aa398f3 | 281 | ${CPP} -I $kernelbuild/include - | |
c9c0d073 BB |
282 | grep "^kernsrcver=" | cut -d \" -f 2` |
283 | ||
8366cd6a | 284 | AS_IF([test -z "$kernsrcver"], [ |
c9c0d073 BB |
285 | AC_MSG_RESULT([Not found]) |
286 | AC_MSG_ERROR([*** Cannot determine kernel version.]) | |
8366cd6a PS |
287 | ]) |
288 | ], [ | |
c9c0d073 | 289 | AC_MSG_RESULT([Not found]) |
319a99a3 ED |
290 | if test "x$enable_linux_builtin" != xyes; then |
291 | AC_MSG_ERROR([*** Cannot find UTS_RELEASE definition.]) | |
292 | else | |
293 | AC_MSG_ERROR([ | |
294 | *** Cannot find UTS_RELEASE definition. | |
295 | *** Please run 'make prepare' inside the kernel source tree.]) | |
296 | fi | |
8366cd6a | 297 | ]) |
c9c0d073 BB |
298 | |
299 | AC_MSG_RESULT([$kernsrcver]) | |
300 | ||
301 | LINUX=${kernelsrc} | |
302 | LINUX_OBJ=${kernelbuild} | |
303 | LINUX_VERSION=${kernsrcver} | |
304 | ||
305 | AC_SUBST(LINUX) | |
306 | AC_SUBST(LINUX_OBJ) | |
307 | AC_SUBST(LINUX_VERSION) | |
308 | ||
309 | ZFS_AC_MODULE_SYMVERS | |
310 | ]) | |
311 | ||
6a9d6359 | 312 | dnl # |
313 | dnl # Detect the QAT module to be built against | |
314 | dnl # QAT provides hardware acceleration for data compression: | |
315 | dnl # https://01.org/intel-quickassist-technology | |
316 | dnl # * Download and install QAT driver from the above link | |
317 | dnl # * Start QAT driver in your system: | |
318 | dnl # service qat_service start | |
319 | dnl # * Enable QAT in ZFS, e.g.: | |
320 | dnl # ./configure --with-qat=<qat-driver-path>/QAT1.6 | |
321 | dnl # make | |
322 | dnl # * Set GZIP compression in ZFS dataset: | |
323 | dnl # zfs set compression = gzip <dataset> | |
324 | dnl # Then the data written to this ZFS pool is compressed | |
325 | dnl # by QAT accelerator automatically, and de-compressed by | |
326 | dnl # QAT when read from the pool. | |
327 | dnl # * Get QAT hardware statistics by: | |
328 | dnl # cat /proc/icp_dh895xcc_dev/qat | |
329 | dnl # * To disable QAT: | |
330 | dnl # insmod zfs.ko zfs_qat_disable=1 | |
331 | dnl # | |
332 | AC_DEFUN([ZFS_AC_QAT], [ | |
333 | AC_ARG_WITH([qat], | |
334 | AS_HELP_STRING([--with-qat=PATH], | |
335 | [Path to qat source]), | |
336 | AS_IF([test "$withval" = "yes"], | |
337 | AC_MSG_ERROR([--with-qat=PATH requires a PATH]), | |
338 | [qatsrc="$withval"])) | |
339 | ||
340 | AC_ARG_WITH([qat-obj], | |
341 | AS_HELP_STRING([--with-qat-obj=PATH], | |
342 | [Path to qat build objects]), | |
343 | [qatbuild="$withval"]) | |
344 | ||
345 | AS_IF([test ! -z "${qatsrc}"], [ | |
346 | AC_MSG_CHECKING([qat source directory]) | |
347 | AC_MSG_RESULT([$qatsrc]) | |
348 | QAT_SRC="${qatsrc}/quickassist" | |
349 | AS_IF([ test ! -e "$QAT_SRC/include/cpa.h"], [ | |
350 | AC_MSG_ERROR([ | |
351 | *** Please make sure the qat driver package is installed | |
352 | *** and specify the location of the qat source with the | |
353 | *** '--with-qat=PATH' option then try again. Failed to | |
354 | *** find cpa.h in: | |
355 | ${QAT_SRC}/include]) | |
356 | ]) | |
357 | ]) | |
358 | ||
359 | AS_IF([test ! -z "${qatsrc}"], [ | |
360 | AC_MSG_CHECKING([qat build directory]) | |
361 | AS_IF([test -z "$qatbuild"], [ | |
362 | qatbuild="${qatsrc}/build" | |
363 | ]) | |
364 | ||
365 | AC_MSG_RESULT([$qatbuild]) | |
366 | QAT_OBJ=${qatbuild} | |
1cfdb0e6 | 367 | AS_IF([ ! test -e "$QAT_OBJ/icp_qa_al.ko" && ! test -e "$QAT_OBJ/qat_api.ko"], [ |
6a9d6359 | 368 | AC_MSG_ERROR([ |
369 | *** Please make sure the qat driver is installed then try again. | |
1cfdb0e6 | 370 | *** Failed to find icp_qa_al.ko or qat_api.ko in: |
6a9d6359 | 371 | $QAT_OBJ]) |
372 | ]) | |
373 | ||
374 | AC_SUBST(QAT_SRC) | |
375 | AC_SUBST(QAT_OBJ) | |
376 | ||
377 | AC_DEFINE(HAVE_QAT, 1, | |
378 | [qat is enabled and existed]) | |
379 | ]) | |
380 | ||
381 | dnl # | |
382 | dnl # Detect the name used for the QAT Module.symvers file. | |
383 | dnl # | |
384 | AS_IF([test ! -z "${qatsrc}"], [ | |
385 | AC_MSG_CHECKING([qat file for module symbols]) | |
386 | QAT_SYMBOLS=$QAT_SRC/lookaside/access_layer/src/Module.symvers | |
387 | ||
388 | AS_IF([test -r $QAT_SYMBOLS], [ | |
389 | AC_MSG_RESULT([$QAT_SYMBOLS]) | |
390 | AC_SUBST(QAT_SYMBOLS) | |
391 | ],[ | |
392 | AC_MSG_ERROR([ | |
393 | *** Please make sure the qat driver is installed then try again. | |
394 | *** Failed to find Module.symvers in: | |
395 | $QAT_SYMBOLS]) | |
396 | ]) | |
397 | ]) | |
398 | ]) | |
399 | ]) | |
400 | ||
319a99a3 ED |
401 | dnl # |
402 | dnl # Basic toolchain sanity check. | |
403 | dnl # | |
e33045ee BB |
404 | AC_DEFUN([ZFS_AC_TEST_MODULE], [ |
405 | AC_MSG_CHECKING([whether modules can be built]) | |
319a99a3 ED |
406 | ZFS_LINUX_TRY_COMPILE([],[],[ |
407 | AC_MSG_RESULT([yes]) | |
408 | ],[ | |
409 | AC_MSG_RESULT([no]) | |
410 | if test "x$enable_linux_builtin" != xyes; then | |
411 | AC_MSG_ERROR([*** Unable to build an empty module.]) | |
412 | else | |
413 | AC_MSG_ERROR([ | |
414 | *** Unable to build an empty module. | |
415 | *** Please run 'make scripts' inside the kernel source tree.]) | |
416 | fi | |
417 | ]) | |
418 | ]) | |
419 | ||
15805c77 BB |
420 | dnl # |
421 | dnl # Certain kernel build options are not supported. These must be | |
422 | dnl # detected at configure time and cause a build failure. Otherwise | |
423 | dnl # modules may be successfully built that behave incorrectly. | |
424 | dnl # | |
e5b85622 | 425 | AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [ |
76d5bf19 KD |
426 | AS_IF([test "x$cross_compiling" != xyes], [ |
427 | AC_RUN_IFELSE([ | |
428 | AC_LANG_PROGRAM([ | |
429 | #include "$LINUX/include/linux/license.h" | |
430 | ], [ | |
431 | return !license_is_gpl_compatible("$ZFS_META_LICENSE"); | |
432 | ]) | |
433 | ], [ | |
434 | AC_DEFINE([ZFS_IS_GPL_COMPATIBLE], [1], | |
435 | [Define to 1 if GPL-only symbols can be used]) | |
e33045ee | 436 | ], [ |
e33045ee | 437 | ]) |
e5b85622 BB |
438 | ]) |
439 | ||
b58986ee | 440 | ZFS_AC_KERNEL_CONFIG_THREAD_SIZE |
e5b85622 | 441 | ZFS_AC_KERNEL_CONFIG_DEBUG_LOCK_ALLOC |
93ce2b4c BB |
442 | ZFS_AC_KERNEL_CONFIG_TRIM_UNUSED_KSYMS |
443 | ZFS_AC_KERNEL_CONFIG_ZLIB_INFLATE | |
444 | ZFS_AC_KERNEL_CONFIG_ZLIB_DEFLATE | |
e5b85622 BB |
445 | ]) |
446 | ||
b58986ee BB |
447 | dnl # |
448 | dnl # Check configured THREAD_SIZE | |
449 | dnl # | |
450 | dnl # The stack size will vary by architecture, but as of Linux 3.15 on x86_64 | |
451 | dnl # the default thread stack size was increased to 16K from 8K. Therefore, | |
452 | dnl # on newer kernels and some architectures stack usage optimizations can be | |
453 | dnl # conditionally applied to improve performance without negatively impacting | |
454 | dnl # stability. | |
455 | dnl # | |
456 | AC_DEFUN([ZFS_AC_KERNEL_CONFIG_THREAD_SIZE], [ | |
457 | AC_MSG_CHECKING([whether kernel was built with 16K or larger stacks]) | |
458 | ZFS_LINUX_TRY_COMPILE([ | |
459 | #include <linux/module.h> | |
460 | ],[ | |
461 | #if (THREAD_SIZE < 16384) | |
462 | #error "THREAD_SIZE is less than 16K" | |
463 | #endif | |
464 | ],[ | |
465 | AC_MSG_RESULT([yes]) | |
466 | AC_DEFINE(HAVE_LARGE_STACKS, 1, [kernel has large stacks]) | |
467 | ],[ | |
468 | AC_MSG_RESULT([no]) | |
469 | ]) | |
470 | ]) | |
471 | ||
e5b85622 BB |
472 | dnl # |
473 | dnl # Check CONFIG_DEBUG_LOCK_ALLOC | |
474 | dnl # | |
475 | dnl # This is typically only set for debug kernels because it comes with | |
476 | dnl # a performance penalty. However, when it is set it maps the non-GPL | |
477 | dnl # symbol mutex_lock() to the GPL-only mutex_lock_nested() symbol. | |
478 | dnl # This will cause a failure at link time which we'd rather know about | |
479 | dnl # at compile time. | |
480 | dnl # | |
481 | dnl # Since we plan to pursue making mutex_lock_nested() a non-GPL symbol | |
482 | dnl # with the upstream community we add a check to detect this case. | |
483 | dnl # | |
484 | AC_DEFUN([ZFS_AC_KERNEL_CONFIG_DEBUG_LOCK_ALLOC], [ | |
485 | ||
486 | ZFS_LINUX_CONFIG([DEBUG_LOCK_ALLOC], [ | |
487 | AC_MSG_CHECKING([whether mutex_lock() is GPL-only]) | |
488 | tmp_flags="$EXTRA_KCFLAGS" | |
489 | ZFS_LINUX_TRY_COMPILE([ | |
490 | #include <linux/module.h> | |
491 | #include <linux/mutex.h> | |
492 | ||
493 | MODULE_LICENSE("$ZFS_META_LICENSE"); | |
494 | ],[ | |
495 | struct mutex lock; | |
496 | ||
497 | mutex_init(&lock); | |
498 | mutex_lock(&lock); | |
499 | mutex_unlock(&lock); | |
500 | ],[ | |
501 | AC_MSG_RESULT(no) | |
502 | ],[ | |
503 | AC_MSG_RESULT(yes) | |
504 | AC_MSG_ERROR([ | |
505 | *** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is incompatible | |
cac1f230 NB |
506 | *** with the CDDL license and will prevent the module linking stage |
507 | *** from succeeding. You must rebuild your kernel without this | |
508 | *** option enabled.]) | |
e5b85622 BB |
509 | ]) |
510 | EXTRA_KCFLAGS="$tmp_flags" | |
511 | ], []) | |
c9c0d073 BB |
512 | ]) |
513 | ||
514 | dnl # | |
93ce2b4c BB |
515 | dnl # Check CONFIG_TRIM_UNUSED_KSYMS |
516 | dnl # | |
517 | dnl # Verify the kernel has CONFIG_TRIM_UNUSED_KSYMS disabled. | |
518 | dnl # | |
519 | AC_DEFUN([ZFS_AC_KERNEL_CONFIG_TRIM_UNUSED_KSYMS], [ | |
520 | AC_MSG_CHECKING([whether CONFIG_TRIM_UNUSED_KSYM is disabled]) | |
521 | ZFS_LINUX_TRY_COMPILE([ | |
522 | #if defined(CONFIG_TRIM_UNUSED_KSYMS) | |
523 | #error CONFIG_TRIM_UNUSED_KSYMS not defined | |
524 | #endif | |
525 | ],[ ],[ | |
526 | AC_MSG_RESULT([yes]) | |
527 | ],[ | |
528 | AC_MSG_RESULT([no]) | |
529 | AC_MSG_ERROR([ | |
530 | *** This kernel has unused symbols trimming enabled, please disable. | |
531 | *** Rebuild the kernel with CONFIG_TRIM_UNUSED_KSYMS=n set.]) | |
532 | ]) | |
533 | ]) | |
534 | ||
535 | dnl # | |
0b39b9f9 | 536 | dnl # ZFS_LINUX_CONFTEST_H |
c9c0d073 | 537 | dnl # |
0b39b9f9 PS |
538 | AC_DEFUN([ZFS_LINUX_CONFTEST_H], [ |
539 | cat - <<_ACEOF >conftest.h | |
540 | $1 | |
541 | _ACEOF | |
542 | ]) | |
543 | ||
544 | dnl # | |
545 | dnl # ZFS_LINUX_CONFTEST_C | |
546 | dnl # | |
547 | AC_DEFUN([ZFS_LINUX_CONFTEST_C], [ | |
c9c0d073 BB |
548 | cat confdefs.h - <<_ACEOF >conftest.c |
549 | $1 | |
550 | _ACEOF | |
551 | ]) | |
552 | ||
553 | dnl # | |
554 | dnl # ZFS_LANG_PROGRAM(C)([PROLOGUE], [BODY]) | |
555 | dnl # | |
556 | m4_define([ZFS_LANG_PROGRAM], [ | |
557 | $1 | |
558 | int | |
559 | main (void) | |
560 | { | |
561 | dnl Do *not* indent the following line: there may be CPP directives. | |
562 | dnl Don't move the `;' right after for the same reason. | |
563 | $2 | |
564 | ; | |
565 | return 0; | |
566 | } | |
567 | ]) | |
568 | ||
569 | dnl # | |
570 | dnl # ZFS_LINUX_COMPILE_IFELSE / like AC_COMPILE_IFELSE | |
571 | dnl # | |
572 | AC_DEFUN([ZFS_LINUX_COMPILE_IFELSE], [ | |
0b39b9f9 PS |
573 | m4_ifvaln([$1], [ZFS_LINUX_CONFTEST_C([$1])]) |
574 | m4_ifvaln([$6], [ZFS_LINUX_CONFTEST_H([$6])], [ZFS_LINUX_CONFTEST_H([])]) | |
fc88a6dd | 575 | rm -Rf build && mkdir -p build && touch build/conftest.mod.c |
c9c0d073 | 576 | echo "obj-m := conftest.o" >build/Makefile |
fc88a6dd ED |
577 | modpost_flag='' |
578 | test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage | |
c9c0d073 | 579 | AS_IF( |
e921f650 | 580 | [AC_TRY_COMMAND(cp conftest.c conftest.h build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag) >/dev/null && AC_TRY_COMMAND([$3])], |
c9c0d073 BB |
581 | [$4], |
582 | [_AC_MSG_LOG_CONFTEST m4_ifvaln([$5],[$5])] | |
583 | ) | |
584 | rm -Rf build | |
585 | ]) | |
586 | ||
587 | dnl # | |
588 | dnl # ZFS_LINUX_TRY_COMPILE like AC_TRY_COMPILE | |
589 | dnl # | |
590 | AC_DEFUN([ZFS_LINUX_TRY_COMPILE], | |
591 | [ZFS_LINUX_COMPILE_IFELSE( | |
592 | [AC_LANG_SOURCE([ZFS_LANG_PROGRAM([[$1]], [[$2]])])], | |
593 | [modules], | |
594 | [test -s build/conftest.o], | |
595 | [$3], [$4]) | |
596 | ]) | |
597 | ||
598 | dnl # | |
599 | dnl # ZFS_LINUX_CONFIG | |
600 | dnl # | |
601 | AC_DEFUN([ZFS_LINUX_CONFIG], | |
b58986ee | 602 | [AC_MSG_CHECKING([whether kernel was built with CONFIG_$1]) |
c9c0d073 | 603 | ZFS_LINUX_TRY_COMPILE([ |
0da78696 | 604 | #include <linux/module.h> |
c9c0d073 BB |
605 | ],[ |
606 | #ifndef CONFIG_$1 | |
607 | #error CONFIG_$1 not #defined | |
608 | #endif | |
609 | ],[ | |
610 | AC_MSG_RESULT([yes]) | |
611 | $2 | |
612 | ],[ | |
613 | AC_MSG_RESULT([no]) | |
614 | $3 | |
615 | ]) | |
616 | ]) | |
617 | ||
618 | dnl # | |
619 | dnl # ZFS_CHECK_SYMBOL_EXPORT | |
620 | dnl # check symbol exported or not | |
621 | dnl # | |
70574182 | 622 | AC_DEFUN([ZFS_CHECK_SYMBOL_EXPORT], [ |
c9c0d073 BB |
623 | grep -q -E '[[[:space:]]]$1[[[:space:]]]' \ |
624 | $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null | |
625 | rc=$? | |
70574182 | 626 | if test $rc -ne 0; then |
c9c0d073 BB |
627 | export=0 |
628 | for file in $2; do | |
70574182 ED |
629 | grep -q -E "EXPORT_SYMBOL.*($1)" \ |
630 | "$LINUX/$file" 2>/dev/null | |
c9c0d073 | 631 | rc=$? |
70574182 | 632 | if test $rc -eq 0; then |
8366cd6a PS |
633 | export=1 |
634 | break; | |
70574182 | 635 | fi |
c9c0d073 | 636 | done |
70574182 | 637 | if test $export -eq 0; then : |
c9c0d073 | 638 | $4 |
70574182 | 639 | else : |
c9c0d073 | 640 | $3 |
70574182 ED |
641 | fi |
642 | else : | |
c9c0d073 | 643 | $3 |
70574182 ED |
644 | fi |
645 | ]) | |
646 | ||
647 | dnl # | |
648 | dnl # ZFS_LINUX_TRY_COMPILE_SYMBOL | |
649 | dnl # like ZFS_LINUX_TRY_COMPILE, except ZFS_CHECK_SYMBOL_EXPORT | |
650 | dnl # is called if not compiling for builtin | |
651 | dnl # | |
652 | AC_DEFUN([ZFS_LINUX_TRY_COMPILE_SYMBOL], [ | |
653 | ZFS_LINUX_TRY_COMPILE([$1], [$2], [rc=0], [rc=1]) | |
654 | if test $rc -ne 0; then : | |
655 | $6 | |
656 | else | |
657 | if test "x$enable_linux_builtin" != xyes; then | |
658 | ZFS_CHECK_SYMBOL_EXPORT([$3], [$4], [rc=0], [rc=1]) | |
659 | fi | |
660 | if test $rc -ne 0; then : | |
661 | $6 | |
662 | else : | |
663 | $5 | |
664 | fi | |
665 | fi | |
c9c0d073 | 666 | ]) |
0b39b9f9 PS |
667 | |
668 | dnl # | |
669 | dnl # ZFS_LINUX_TRY_COMPILE_HEADER | |
670 | dnl # like ZFS_LINUX_TRY_COMPILE, except the contents conftest.h are | |
671 | dnl # provided via the fifth parameter | |
672 | dnl # | |
673 | AC_DEFUN([ZFS_LINUX_TRY_COMPILE_HEADER], | |
674 | [ZFS_LINUX_COMPILE_IFELSE( | |
675 | [AC_LANG_SOURCE([ZFS_LANG_PROGRAM([[$1]], [[$2]])])], | |
676 | [modules], | |
677 | [test -s build/conftest.o], | |
4e30e68c | 678 | [$3], [$4], [$5]) |
0b39b9f9 | 679 | ]) |