]>
Commit | Line | Data |
---|---|---|
c9c0d073 | 1 | dnl # |
fc0c72b1 | 2 | dnl # Default ZFS kernel configuration |
c9c0d073 BB |
3 | dnl # |
4 | AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [ | |
9f0a21e6 MM |
5 | AM_COND_IF([BUILD_LINUX], [ |
6 | dnl # Setup the kernel build environment. | |
7 | ZFS_AC_KERNEL | |
8 | ZFS_AC_QAT | |
608f8749 | 9 | |
9f0a21e6 | 10 | dnl # Sanity checks for module building and CONFIG_* defines |
9f0a21e6 | 11 | ZFS_AC_KERNEL_CONFIG_DEFINED |
a0dfd98a | 12 | ZFS_AC_MODULE_SYMVERS |
608f8749 | 13 | |
9f0a21e6 MM |
14 | dnl # Sequential ZFS_LINUX_TRY_COMPILE tests |
15 | ZFS_AC_KERNEL_FPU_HEADER | |
8c7d604c | 16 | ZFS_AC_KERNEL_OBJTOOL_HEADER |
9f0a21e6 MM |
17 | ZFS_AC_KERNEL_WAIT_QUEUE_ENTRY_T |
18 | ZFS_AC_KERNEL_MISC_MINOR | |
19 | ZFS_AC_KERNEL_DECLARE_EVENT_CLASS | |
608f8749 | 20 | |
9f0a21e6 MM |
21 | dnl # Parallel ZFS_LINUX_TEST_SRC / ZFS_LINUX_TEST_RESULT tests |
22 | ZFS_AC_KERNEL_TEST_SRC | |
23 | ZFS_AC_KERNEL_TEST_RESULT | |
608f8749 | 24 | |
9f0a21e6 MM |
25 | AS_IF([test "$LINUX_OBJ" != "$LINUX"], [ |
26 | KERNEL_MAKE="$KERNEL_MAKE O=$LINUX_OBJ" | |
27 | ]) | |
608f8749 | 28 | |
9f0a21e6 MM |
29 | AC_SUBST(KERNEL_MAKE) |
30 | ]) | |
608f8749 BB |
31 | ]) |
32 | ||
33 | dnl # | |
34 | dnl # Generate and compile all of the kernel API test cases to determine | |
35 | dnl # which interfaces are available. By invoking the kernel build system | |
36 | dnl # only once the compilation can be done in parallel significantly | |
37 | dnl # speeding up the process. | |
38 | dnl # | |
39 | AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [ | |
40 | ZFS_AC_KERNEL_SRC_OBJTOOL | |
41 | ZFS_AC_KERNEL_SRC_GLOBAL_PAGE_STATE | |
42 | ZFS_AC_KERNEL_SRC_ACCESS_OK_TYPE | |
608f8749 BB |
43 | ZFS_AC_KERNEL_SRC_PDE_DATA |
44 | ZFS_AC_KERNEL_SRC_FALLOCATE | |
320f0c60 FY |
45 | ZFS_AC_KERNEL_SRC_FADVISE |
46 | ZFS_AC_KERNEL_SRC_GENERIC_FADVISE | |
608f8749 BB |
47 | ZFS_AC_KERNEL_SRC_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE |
48 | ZFS_AC_KERNEL_SRC_RWSEM | |
49 | ZFS_AC_KERNEL_SRC_SCHED | |
50 | ZFS_AC_KERNEL_SRC_USLEEP_RANGE | |
51 | ZFS_AC_KERNEL_SRC_KMEM_CACHE | |
66955885 | 52 | ZFS_AC_KERNEL_SRC_KVMALLOC |
080102a1 | 53 | ZFS_AC_KERNEL_SRC_VMALLOC_PAGE_KERNEL |
608f8749 BB |
54 | ZFS_AC_KERNEL_SRC_WAIT |
55 | ZFS_AC_KERNEL_SRC_INODE_TIMES | |
56 | ZFS_AC_KERNEL_SRC_INODE_LOCK | |
57 | ZFS_AC_KERNEL_SRC_GROUP_INFO_GID | |
58 | ZFS_AC_KERNEL_SRC_RW | |
59 | ZFS_AC_KERNEL_SRC_TIMER_SETUP | |
608f8749 | 60 | ZFS_AC_KERNEL_SRC_SUPER_USER_NS |
0dd73648 | 61 | ZFS_AC_KERNEL_SRC_PROC_OPERATIONS |
608f8749 | 62 | ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS |
066e8252 BB |
63 | ZFS_AC_KERNEL_SRC_BIO |
64 | ZFS_AC_KERNEL_SRC_BLKDEV | |
65 | ZFS_AC_KERNEL_SRC_BLK_QUEUE | |
026f126b | 66 | ZFS_AC_KERNEL_SRC_GENHD_FLAGS |
19697e45 | 67 | ZFS_AC_KERNEL_SRC_REVALIDATE_DISK |
608f8749 BB |
68 | ZFS_AC_KERNEL_SRC_GET_DISK_RO |
69 | ZFS_AC_KERNEL_SRC_GENERIC_READLINK_GLOBAL | |
70 | ZFS_AC_KERNEL_SRC_DISCARD_GRANULARITY | |
71 | ZFS_AC_KERNEL_SRC_INODE_OWNER_OR_CAPABLE | |
72 | ZFS_AC_KERNEL_SRC_XATTR | |
73 | ZFS_AC_KERNEL_SRC_ACL | |
74 | ZFS_AC_KERNEL_SRC_INODE_GETATTR | |
75 | ZFS_AC_KERNEL_SRC_INODE_SET_FLAGS | |
76 | ZFS_AC_KERNEL_SRC_INODE_SET_IVERSION | |
77 | ZFS_AC_KERNEL_SRC_SHOW_OPTIONS | |
78 | ZFS_AC_KERNEL_SRC_FILE_INODE | |
79 | ZFS_AC_KERNEL_SRC_FILE_DENTRY | |
80 | ZFS_AC_KERNEL_SRC_FSYNC | |
81 | ZFS_AC_KERNEL_SRC_AIO_FSYNC | |
82 | ZFS_AC_KERNEL_SRC_EVICT_INODE | |
83 | ZFS_AC_KERNEL_SRC_DIRTY_INODE | |
84 | ZFS_AC_KERNEL_SRC_SHRINKER | |
e2a82961 | 85 | ZFS_AC_KERNEL_SRC_MKDIR |
066e8252 | 86 | ZFS_AC_KERNEL_SRC_LOOKUP_FLAGS |
e2a82961 | 87 | ZFS_AC_KERNEL_SRC_CREATE |
eebfd28e | 88 | ZFS_AC_KERNEL_SRC_PERMISSION |
608f8749 BB |
89 | ZFS_AC_KERNEL_SRC_GET_LINK |
90 | ZFS_AC_KERNEL_SRC_PUT_LINK | |
91 | ZFS_AC_KERNEL_SRC_TMPFILE | |
608f8749 BB |
92 | ZFS_AC_KERNEL_SRC_AUTOMOUNT |
93 | ZFS_AC_KERNEL_SRC_ENCODE_FH_WITH_INODE | |
94 | ZFS_AC_KERNEL_SRC_COMMIT_METADATA | |
95 | ZFS_AC_KERNEL_SRC_CLEAR_INODE | |
96 | ZFS_AC_KERNEL_SRC_SETATTR_PREPARE | |
97 | ZFS_AC_KERNEL_SRC_INSERT_INODE_LOCKED | |
98 | ZFS_AC_KERNEL_SRC_DENTRY | |
86db35c4 | 99 | ZFS_AC_KERNEL_SRC_DENTRY_ALIAS_D_U |
608f8749 BB |
100 | ZFS_AC_KERNEL_SRC_TRUNCATE_SETSIZE |
101 | ZFS_AC_KERNEL_SRC_SECURITY_INODE | |
102 | ZFS_AC_KERNEL_SRC_FST_MOUNT | |
103 | ZFS_AC_KERNEL_SRC_BDI | |
104 | ZFS_AC_KERNEL_SRC_SET_NLINK | |
608f8749 BB |
105 | ZFS_AC_KERNEL_SRC_SGET |
106 | ZFS_AC_KERNEL_SRC_LSEEK_EXECUTE | |
7dde17e8 | 107 | ZFS_AC_KERNEL_SRC_VFS_FILEMAP_DIRTY_FOLIO |
c2c2e7bb | 108 | ZFS_AC_KERNEL_SRC_VFS_READ_FOLIO |
608f8749 BB |
109 | ZFS_AC_KERNEL_SRC_VFS_GETATTR |
110 | ZFS_AC_KERNEL_SRC_VFS_FSYNC_2ARGS | |
111 | ZFS_AC_KERNEL_SRC_VFS_ITERATE | |
112 | ZFS_AC_KERNEL_SRC_VFS_DIRECT_IO | |
b9d98453 BB |
113 | ZFS_AC_KERNEL_SRC_VFS_READPAGES |
114 | ZFS_AC_KERNEL_SRC_VFS_SET_PAGE_DIRTY_NOBUFFERS | |
608f8749 BB |
115 | ZFS_AC_KERNEL_SRC_VFS_RW_ITERATE |
116 | ZFS_AC_KERNEL_SRC_VFS_GENERIC_WRITE_CHECKS | |
1c2358c1 | 117 | ZFS_AC_KERNEL_SRC_VFS_IOV_ITER |
608f8749 BB |
118 | ZFS_AC_KERNEL_SRC_KMAP_ATOMIC_ARGS |
119 | ZFS_AC_KERNEL_SRC_FOLLOW_DOWN_ONE | |
120 | ZFS_AC_KERNEL_SRC_MAKE_REQUEST_FN | |
121 | ZFS_AC_KERNEL_SRC_GENERIC_IO_ACCT | |
122 | ZFS_AC_KERNEL_SRC_FPU | |
123 | ZFS_AC_KERNEL_SRC_FMODE_T | |
124 | ZFS_AC_KERNEL_SRC_KUIDGID_T | |
125 | ZFS_AC_KERNEL_SRC_KUID_HELPERS | |
e2a82961 | 126 | ZFS_AC_KERNEL_SRC_RENAME |
608f8749 BB |
127 | ZFS_AC_KERNEL_SRC_CURRENT_TIME |
128 | ZFS_AC_KERNEL_SRC_USERNS_CAPABILITIES | |
129 | ZFS_AC_KERNEL_SRC_IN_COMPAT_SYSCALL | |
ff5587d6 | 130 | ZFS_AC_KERNEL_SRC_KTIME |
608f8749 BB |
131 | ZFS_AC_KERNEL_SRC_TOTALRAM_PAGES_FUNC |
132 | ZFS_AC_KERNEL_SRC_TOTALHIGH_PAGES | |
133 | ZFS_AC_KERNEL_SRC_KSTRTOUL | |
ec1fea45 | 134 | ZFS_AC_KERNEL_SRC_PERCPU |
60a4c7d2 | 135 | ZFS_AC_KERNEL_SRC_CPU_HOTPLUG |
e2a82961 CK |
136 | ZFS_AC_KERNEL_SRC_GENERIC_FILLATTR_USERNS |
137 | ZFS_AC_KERNEL_SRC_MKNOD | |
138 | ZFS_AC_KERNEL_SRC_SYMLINK | |
ffd6978e | 139 | ZFS_AC_KERNEL_SRC_BIO_MAX_SEGS |
414f7249 PD |
140 | ZFS_AC_KERNEL_SRC_SIGNAL_STOP |
141 | ZFS_AC_KERNEL_SRC_SIGINFO | |
0cdda2ed | 142 | ZFS_AC_KERNEL_SRC_SYSFS |
414f7249 | 143 | ZFS_AC_KERNEL_SRC_SET_SPECIAL_STATE |
a3588c68 | 144 | ZFS_AC_KERNEL_SRC_STANDALONE_LINUX_STDARG |
c0fb44c5 | 145 | ZFS_AC_KERNEL_SRC_PAGEMAP_FOLIO_WAIT_BIT |
12fa250d | 146 | ZFS_AC_KERNEL_SRC_ADD_DISK |
a9856574 | 147 | ZFS_AC_KERNEL_SRC_KTHREAD |
becc717f | 148 | ZFS_AC_KERNEL_SRC_ZERO_PAGE |
849c14e0 | 149 | ZFS_AC_KERNEL_SRC___COPY_FROM_USER_INATOMIC |
4ed5e250 | 150 | ZFS_AC_KERNEL_SRC_USER_NS_COMMON_INUM |
2a068a13 | 151 | ZFS_AC_KERNEL_SRC_IDMAP_MNT_API |
608f8749 BB |
152 | |
153 | AC_MSG_CHECKING([for available kernel interfaces]) | |
154 | ZFS_LINUX_TEST_COMPILE_ALL([kabi]) | |
155 | AC_MSG_RESULT([done]) | |
156 | ]) | |
157 | ||
158 | dnl # | |
159 | dnl # Check results of kernel interface tests. | |
160 | dnl # | |
161 | AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [ | |
162 | ZFS_AC_KERNEL_ACCESS_OK_TYPE | |
163 | ZFS_AC_KERNEL_GLOBAL_PAGE_STATE | |
650383f2 | 164 | ZFS_AC_KERNEL_OBJTOOL |
93ce2b4c | 165 | ZFS_AC_KERNEL_PDE_DATA |
93ce2b4c | 166 | ZFS_AC_KERNEL_FALLOCATE |
320f0c60 FY |
167 | ZFS_AC_KERNEL_FADVISE |
168 | ZFS_AC_KERNEL_GENERIC_FADVISE | |
93ce2b4c | 169 | ZFS_AC_KERNEL_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE |
608f8749 BB |
170 | ZFS_AC_KERNEL_RWSEM |
171 | ZFS_AC_KERNEL_SCHED | |
93ce2b4c | 172 | ZFS_AC_KERNEL_USLEEP_RANGE |
608f8749 | 173 | ZFS_AC_KERNEL_KMEM_CACHE |
66955885 | 174 | ZFS_AC_KERNEL_KVMALLOC |
080102a1 | 175 | ZFS_AC_KERNEL_VMALLOC_PAGE_KERNEL |
608f8749 | 176 | ZFS_AC_KERNEL_WAIT |
6413c95f | 177 | ZFS_AC_KERNEL_INODE_TIMES |
93ce2b4c BB |
178 | ZFS_AC_KERNEL_INODE_LOCK |
179 | ZFS_AC_KERNEL_GROUP_INFO_GID | |
608f8749 | 180 | ZFS_AC_KERNEL_RW |
8b8b44d0 | 181 | ZFS_AC_KERNEL_TIMER_SETUP |
938cfeb0 | 182 | ZFS_AC_KERNEL_SUPER_USER_NS |
0dd73648 | 183 | ZFS_AC_KERNEL_PROC_OPERATIONS |
608f8749 | 184 | ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS |
066e8252 BB |
185 | ZFS_AC_KERNEL_BIO |
186 | ZFS_AC_KERNEL_BLKDEV | |
187 | ZFS_AC_KERNEL_BLK_QUEUE | |
026f126b | 188 | ZFS_AC_KERNEL_GENHD_FLAGS |
19697e45 | 189 | ZFS_AC_KERNEL_REVALIDATE_DISK |
c9c0d073 | 190 | ZFS_AC_KERNEL_GET_DISK_RO |
a5e046ea | 191 | ZFS_AC_KERNEL_GENERIC_READLINK_GLOBAL |
ee5fd0bb | 192 | ZFS_AC_KERNEL_DISCARD_GRANULARITY |
023699cd | 193 | ZFS_AC_KERNEL_INODE_OWNER_OR_CAPABLE |
608f8749 BB |
194 | ZFS_AC_KERNEL_XATTR |
195 | ZFS_AC_KERNEL_ACL | |
196 | ZFS_AC_KERNEL_INODE_GETATTR | |
a5248129 | 197 | ZFS_AC_KERNEL_INODE_SET_FLAGS |
18f57327 | 198 | ZFS_AC_KERNEL_INODE_SET_IVERSION |
47621f3d | 199 | ZFS_AC_KERNEL_SHOW_OPTIONS |
534759fa | 200 | ZFS_AC_KERNEL_FILE_INODE |
d9c97ec0 | 201 | ZFS_AC_KERNEL_FILE_DENTRY |
adcd70bd | 202 | ZFS_AC_KERNEL_FSYNC |
7ca25051 | 203 | ZFS_AC_KERNEL_AIO_FSYNC |
608f8749 BB |
204 | ZFS_AC_KERNEL_EVICT_INODE |
205 | ZFS_AC_KERNEL_DIRTY_INODE | |
206 | ZFS_AC_KERNEL_SHRINKER | |
e2a82961 | 207 | ZFS_AC_KERNEL_MKDIR |
066e8252 | 208 | ZFS_AC_KERNEL_LOOKUP_FLAGS |
e2a82961 | 209 | ZFS_AC_KERNEL_CREATE |
eebfd28e | 210 | ZFS_AC_KERNEL_PERMISSION |
beeed459 | 211 | ZFS_AC_KERNEL_GET_LINK |
bd29109f | 212 | ZFS_AC_KERNEL_PUT_LINK |
ace1eae8 | 213 | ZFS_AC_KERNEL_TMPFILE |
ebe7e575 | 214 | ZFS_AC_KERNEL_AUTOMOUNT |
756c3e5a | 215 | ZFS_AC_KERNEL_ENCODE_FH_WITH_INODE |
393b44c7 | 216 | ZFS_AC_KERNEL_COMMIT_METADATA |
739a1a82 | 217 | ZFS_AC_KERNEL_CLEAR_INODE |
3b0ba3ba | 218 | ZFS_AC_KERNEL_SETATTR_PREPARE |
bdf4328b | 219 | ZFS_AC_KERNEL_INSERT_INODE_LOCKED |
608f8749 | 220 | ZFS_AC_KERNEL_DENTRY |
86db35c4 | 221 | ZFS_AC_KERNEL_DENTRY_ALIAS_D_U |
b3129792 | 222 | ZFS_AC_KERNEL_TRUNCATE_SETSIZE |
608f8749 | 223 | ZFS_AC_KERNEL_SECURITY_INODE |
93b43af1 | 224 | ZFS_AC_KERNEL_FST_MOUNT |
7dae2c81 | 225 | ZFS_AC_KERNEL_BDI |
28eb9213 | 226 | ZFS_AC_KERNEL_SET_NLINK |
608f8749 | 227 | ZFS_AC_KERNEL_SGET |
802e7b5f | 228 | ZFS_AC_KERNEL_LSEEK_EXECUTE |
7dde17e8 | 229 | ZFS_AC_KERNEL_VFS_FILEMAP_DIRTY_FOLIO |
c2c2e7bb | 230 | ZFS_AC_KERNEL_VFS_READ_FOLIO |
608f8749 BB |
231 | ZFS_AC_KERNEL_VFS_GETATTR |
232 | ZFS_AC_KERNEL_VFS_FSYNC_2ARGS | |
0f37d0c8 | 233 | ZFS_AC_KERNEL_VFS_ITERATE |
a584ef26 | 234 | ZFS_AC_KERNEL_VFS_DIRECT_IO |
b9d98453 BB |
235 | ZFS_AC_KERNEL_VFS_READPAGES |
236 | ZFS_AC_KERNEL_VFS_SET_PAGE_DIRTY_NOBUFFERS | |
608f8749 BB |
237 | ZFS_AC_KERNEL_VFS_RW_ITERATE |
238 | ZFS_AC_KERNEL_VFS_GENERIC_WRITE_CHECKS | |
1c2358c1 | 239 | ZFS_AC_KERNEL_VFS_IOV_ITER |
17888ae3 | 240 | ZFS_AC_KERNEL_KMAP_ATOMIC_ARGS |
278bee93 | 241 | ZFS_AC_KERNEL_FOLLOW_DOWN_ONE |
37f9dac5 | 242 | ZFS_AC_KERNEL_MAKE_REQUEST_FN |
608f8749 | 243 | ZFS_AC_KERNEL_GENERIC_IO_ACCT |
fc0c72b1 | 244 | ZFS_AC_KERNEL_FPU |
608f8749 BB |
245 | ZFS_AC_KERNEL_FMODE_T |
246 | ZFS_AC_KERNEL_KUIDGID_T | |
82a1b2d6 | 247 | ZFS_AC_KERNEL_KUID_HELPERS |
e2a82961 | 248 | ZFS_AC_KERNEL_RENAME |
2946a1a1 | 249 | ZFS_AC_KERNEL_CURRENT_TIME |
0e85048f | 250 | ZFS_AC_KERNEL_USERNS_CAPABILITIES |
e897a23e | 251 | ZFS_AC_KERNEL_IN_COMPAT_SYSCALL |
ff5587d6 | 252 | ZFS_AC_KERNEL_KTIME |
031cea17 | 253 | ZFS_AC_KERNEL_TOTALRAM_PAGES_FUNC |
de3e0b91 | 254 | ZFS_AC_KERNEL_TOTALHIGH_PAGES |
8708fd88 | 255 | ZFS_AC_KERNEL_KSTRTOUL |
ec1fea45 | 256 | ZFS_AC_KERNEL_PERCPU |
60a4c7d2 | 257 | ZFS_AC_KERNEL_CPU_HOTPLUG |
e2a82961 CK |
258 | ZFS_AC_KERNEL_GENERIC_FILLATTR_USERNS |
259 | ZFS_AC_KERNEL_MKNOD | |
260 | ZFS_AC_KERNEL_SYMLINK | |
ffd6978e | 261 | ZFS_AC_KERNEL_BIO_MAX_SEGS |
414f7249 PD |
262 | ZFS_AC_KERNEL_SIGNAL_STOP |
263 | ZFS_AC_KERNEL_SIGINFO | |
0cdda2ed | 264 | ZFS_AC_KERNEL_SYSFS |
414f7249 | 265 | ZFS_AC_KERNEL_SET_SPECIAL_STATE |
a3588c68 | 266 | ZFS_AC_KERNEL_STANDALONE_LINUX_STDARG |
c0fb44c5 | 267 | ZFS_AC_KERNEL_PAGEMAP_FOLIO_WAIT_BIT |
12fa250d | 268 | ZFS_AC_KERNEL_ADD_DISK |
a9856574 | 269 | ZFS_AC_KERNEL_KTHREAD |
becc717f | 270 | ZFS_AC_KERNEL_ZERO_PAGE |
849c14e0 | 271 | ZFS_AC_KERNEL___COPY_FROM_USER_INATOMIC |
4ed5e250 | 272 | ZFS_AC_KERNEL_USER_NS_COMMON_INUM |
2a068a13 | 273 | ZFS_AC_KERNEL_IDMAP_MNT_API |
c9c0d073 BB |
274 | ]) |
275 | ||
276 | dnl # | |
277 | dnl # Detect name used for Module.symvers file in kernel | |
278 | dnl # | |
279 | AC_DEFUN([ZFS_AC_MODULE_SYMVERS], [ | |
280 | modpost=$LINUX/scripts/Makefile.modpost | |
281 | AC_MSG_CHECKING([kernel file name for module symbols]) | |
319a99a3 | 282 | AS_IF([test "x$enable_linux_builtin" != xyes -a -f "$modpost"], [ |
8366cd6a | 283 | AS_IF([grep -q Modules.symvers $modpost], [ |
c9c0d073 | 284 | LINUX_SYMBOLS=Modules.symvers |
8366cd6a | 285 | ], [ |
c9c0d073 | 286 | LINUX_SYMBOLS=Module.symvers |
8366cd6a | 287 | ]) |
a60b1c0a | 288 | |
8366cd6a | 289 | AS_IF([test ! -f "$LINUX_OBJ/$LINUX_SYMBOLS"], [ |
a60b1c0a BB |
290 | AC_MSG_ERROR([ |
291 | *** Please make sure the kernel devel package for your distribution | |
608f8749 BB |
292 | *** is installed. If you are building with a custom kernel, make sure |
293 | *** the kernel is configured, built, and the '--with-linux=PATH' | |
294 | *** configure option refers to the location of the kernel source. | |
295 | ]) | |
8366cd6a PS |
296 | ]) |
297 | ], [ | |
c9c0d073 | 298 | LINUX_SYMBOLS=NONE |
8366cd6a | 299 | ]) |
c9c0d073 BB |
300 | AC_MSG_RESULT($LINUX_SYMBOLS) |
301 | AC_SUBST(LINUX_SYMBOLS) | |
302 | ]) | |
303 | ||
304 | dnl # | |
305 | dnl # Detect the kernel to be built against | |
306 | dnl # | |
72f3c8b1 DS |
307 | dnl # Most modern Linux distributions have separate locations for bare |
308 | dnl # source (source) and prebuilt (build) files. Additionally, there are | |
309 | dnl # `source` and `build` symlinks in `/lib/modules/$(KERNEL_VERSION)` | |
310 | dnl # pointing to them. The directory search order is now: | |
311 | dnl # | |
312 | dnl # - `configure` command line values if both `--with-linux` and | |
313 | dnl # `--with-linux-obj` were defined | |
314 | dnl # | |
315 | dnl # - If only `--with-linux` was defined, `--with-linux-obj` is assumed | |
316 | dnl # to have the same value as `--with-linux` | |
317 | dnl # | |
318 | dnl # - If neither `--with-linux` nor `--with-linux-obj` were defined | |
319 | dnl # autodetection is used: | |
320 | dnl # | |
321 | dnl # - `/lib/modules/$(uname -r)/{source,build}` respectively, if exist. | |
322 | dnl # | |
323 | dnl # - If only `/lib/modules/$(uname -r)/build` exists, it is assumed | |
324 | dnl # to be both source and build directory. | |
325 | dnl # | |
326 | dnl # - The first directory in `/lib/modules` with the highest version | |
327 | dnl # number according to `sort -V` which contains both `source` and | |
328 | dnl # `build` symlinks/directories. If module directory contains only | |
329 | dnl # `build` component, it is assumed to be both source and build | |
330 | dnl # directory. | |
331 | dnl # | |
332 | dnl # - Last resort: the first directory matching `/usr/src/kernels/*` | |
333 | dnl # and `/usr/src/linux-*` with the highest version number according | |
334 | dnl # to `sort -V` is assumed to be both source and build directory. | |
335 | dnl # | |
c9c0d073 BB |
336 | AC_DEFUN([ZFS_AC_KERNEL], [ |
337 | AC_ARG_WITH([linux], | |
338 | AS_HELP_STRING([--with-linux=PATH], | |
339 | [Path to kernel source]), | |
340 | [kernelsrc="$withval"]) | |
341 | ||
342 | AC_ARG_WITH(linux-obj, | |
343 | AS_HELP_STRING([--with-linux-obj=PATH], | |
344 | [Path to kernel build objects]), | |
345 | [kernelbuild="$withval"]) | |
346 | ||
72f3c8b1 DS |
347 | AC_MSG_CHECKING([kernel source and build directories]) |
348 | AS_IF([test -n "$kernelsrc" && test -z "$kernelbuild"], [ | |
349 | kernelbuild="$kernelsrc" | |
350 | ], [test -z "$kernelsrc"], [ | |
351 | AS_IF([test -e "/lib/modules/$(uname -r)/source" && \ | |
352 | test -e "/lib/modules/$(uname -r)/build"], [ | |
353 | src="/lib/modules/$(uname -r)/source" | |
354 | build="/lib/modules/$(uname -r)/build" | |
8366cd6a | 355 | ], [test -e "/lib/modules/$(uname -r)/build"], [ |
72f3c8b1 DS |
356 | build="/lib/modules/$(uname -r)/build" |
357 | src="$build" | |
8366cd6a | 358 | ], [ |
72f3c8b1 DS |
359 | src= |
360 | ||
361 | for d in $(ls -1d /lib/modules/* 2>/dev/null | sort -Vr); do | |
362 | if test -e "$d/source" && test -e "$d/build"; then | |
363 | src="$d/source" | |
364 | build="$d/build" | |
365 | break | |
366 | fi | |
367 | ||
368 | if test -e "$d/build"; then | |
369 | src="$d/build" | |
370 | build="$d/build" | |
371 | break | |
372 | fi | |
373 | done | |
374 | ||
375 | # the least reliable method | |
376 | if test -z "$src"; then | |
377 | src=$(ls -1d /usr/src/kernels/* /usr/src/linux-* \ | |
378 | 2>/dev/null | grep -v obj | sort -Vr | head -1) | |
379 | build="$src" | |
380 | fi | |
8366cd6a | 381 | ]) |
c9c0d073 | 382 | |
72f3c8b1 DS |
383 | AS_IF([test -n "$src" && test -e "$src"], [ |
384 | kernelsrc=$(readlink -e "$src") | |
8366cd6a | 385 | ], [ |
56a517ae | 386 | kernelsrc="[Not found]" |
8366cd6a | 387 | ]) |
72f3c8b1 DS |
388 | AS_IF([test -n "$build" && test -e "$build"], [ |
389 | kernelbuild=$(readlink -e "$build") | |
390 | ], [ | |
391 | kernelbuild="[Not found]" | |
392 | ]) | |
8366cd6a PS |
393 | ], [ |
394 | AS_IF([test "$kernelsrc" = "NONE"], [ | |
c9c0d073 | 395 | kernsrcver=NONE |
8366cd6a | 396 | ]) |
1d8da991 | 397 | withlinux=yes |
8366cd6a | 398 | ]) |
c9c0d073 | 399 | |
72f3c8b1 DS |
400 | AC_MSG_RESULT([done]) |
401 | AC_MSG_CHECKING([kernel source directory]) | |
c9c0d073 | 402 | AC_MSG_RESULT([$kernelsrc]) |
72f3c8b1 DS |
403 | AC_MSG_CHECKING([kernel build directory]) |
404 | AC_MSG_RESULT([$kernelbuild]) | |
405 | AS_IF([test ! -d "$kernelsrc" || test ! -d "$kernelbuild"], [ | |
56a517ae BB |
406 | AC_MSG_ERROR([ |
407 | *** Please make sure the kernel devel package for your distribution | |
4e95cc99 | 408 | *** is installed and then try again. If that fails, you can specify the |
72f3c8b1 DS |
409 | *** location of the kernel source and build with the '--with-linux=PATH' and |
410 | *** '--with-linux-obj=PATH' options respectively.]) | |
8366cd6a | 411 | ]) |
c9c0d073 BB |
412 | |
413 | AC_MSG_CHECKING([kernel source version]) | |
414 | utsrelease1=$kernelbuild/include/linux/version.h | |
415 | utsrelease2=$kernelbuild/include/linux/utsrelease.h | |
416 | utsrelease3=$kernelbuild/include/generated/utsrelease.h | |
d30577c9 | 417 | AS_IF([test -r $utsrelease1 && grep -qF UTS_RELEASE $utsrelease1], [ |
06346cc5 | 418 | utsrelease=$utsrelease1 |
d30577c9 | 419 | ], [test -r $utsrelease2 && grep -qF UTS_RELEASE $utsrelease2], [ |
06346cc5 | 420 | utsrelease=$utsrelease2 |
d30577c9 | 421 | ], [test -r $utsrelease3 && grep -qF UTS_RELEASE $utsrelease3], [ |
06346cc5 | 422 | utsrelease=$utsrelease3 |
8366cd6a | 423 | ]) |
c9c0d073 | 424 | |
06346cc5 BB |
425 | AS_IF([test -n "$utsrelease"], [ |
426 | kernsrcver=$($AWK '/UTS_RELEASE/ { gsub(/"/, "", $[3]); print $[3] }' $utsrelease) | |
8366cd6a | 427 | AS_IF([test -z "$kernsrcver"], [ |
c9c0d073 | 428 | AC_MSG_RESULT([Not found]) |
608f8749 BB |
429 | AC_MSG_ERROR([ |
430 | *** Cannot determine kernel version. | |
431 | ]) | |
8366cd6a PS |
432 | ]) |
433 | ], [ | |
c9c0d073 | 434 | AC_MSG_RESULT([Not found]) |
319a99a3 | 435 | if test "x$enable_linux_builtin" != xyes; then |
608f8749 BB |
436 | AC_MSG_ERROR([ |
437 | *** Cannot find UTS_RELEASE definition. | |
438 | ]) | |
319a99a3 ED |
439 | else |
440 | AC_MSG_ERROR([ | |
441 | *** Cannot find UTS_RELEASE definition. | |
442 | *** Please run 'make prepare' inside the kernel source tree.]) | |
443 | fi | |
8366cd6a | 444 | ]) |
c9c0d073 BB |
445 | |
446 | AC_MSG_RESULT([$kernsrcver]) | |
447 | ||
066e8252 BB |
448 | AS_VERSION_COMPARE([$kernsrcver], [$ZFS_META_KVER_MIN], [ |
449 | AC_MSG_ERROR([ | |
450 | *** Cannot build against kernel version $kernsrcver. | |
451 | *** The minimum supported kernel version is $ZFS_META_KVER_MIN. | |
452 | ]) | |
453 | ]) | |
454 | ||
c9c0d073 BB |
455 | LINUX=${kernelsrc} |
456 | LINUX_OBJ=${kernelbuild} | |
457 | LINUX_VERSION=${kernsrcver} | |
458 | ||
459 | AC_SUBST(LINUX) | |
460 | AC_SUBST(LINUX_OBJ) | |
461 | AC_SUBST(LINUX_VERSION) | |
c9c0d073 BB |
462 | ]) |
463 | ||
6a9d6359 | 464 | dnl # |
608f8749 BB |
465 | dnl # Detect the QAT module to be built against, QAT provides hardware |
466 | dnl # acceleration for data compression: | |
467 | dnl # | |
468 | dnl # https://01.org/intel-quickassist-technology | |
469 | dnl # | |
470 | dnl # 1) Download and install QAT driver from the above link | |
471 | dnl # 2) Start QAT driver in your system: | |
472 | dnl # service qat_service start | |
473 | dnl # 3) Enable QAT in ZFS, e.g.: | |
474 | dnl # ./configure --with-qat=<qat-driver-path>/QAT1.6 | |
475 | dnl # make | |
476 | dnl # 4) Set GZIP compression in ZFS dataset: | |
477 | dnl # zfs set compression = gzip <dataset> | |
478 | dnl # | |
479 | dnl # Then the data written to this ZFS pool is compressed by QAT accelerator | |
480 | dnl # automatically, and de-compressed by QAT when read from the pool. | |
481 | dnl # | |
482 | dnl # 1) Get QAT hardware statistics with: | |
483 | dnl # cat /proc/icp_dh895xcc_dev/qat | |
484 | dnl # 2) To disable QAT: | |
485 | dnl # insmod zfs.ko zfs_qat_disable=1 | |
6a9d6359 | 486 | dnl # |
487 | AC_DEFUN([ZFS_AC_QAT], [ | |
488 | AC_ARG_WITH([qat], | |
489 | AS_HELP_STRING([--with-qat=PATH], | |
490 | [Path to qat source]), | |
491 | AS_IF([test "$withval" = "yes"], | |
492 | AC_MSG_ERROR([--with-qat=PATH requires a PATH]), | |
493 | [qatsrc="$withval"])) | |
494 | ||
495 | AC_ARG_WITH([qat-obj], | |
496 | AS_HELP_STRING([--with-qat-obj=PATH], | |
497 | [Path to qat build objects]), | |
498 | [qatbuild="$withval"]) | |
499 | ||
500 | AS_IF([test ! -z "${qatsrc}"], [ | |
501 | AC_MSG_CHECKING([qat source directory]) | |
502 | AC_MSG_RESULT([$qatsrc]) | |
503 | QAT_SRC="${qatsrc}/quickassist" | |
504 | AS_IF([ test ! -e "$QAT_SRC/include/cpa.h"], [ | |
505 | AC_MSG_ERROR([ | |
608f8749 BB |
506 | *** Please make sure the qat driver package is installed |
507 | *** and specify the location of the qat source with the | |
508 | *** '--with-qat=PATH' option then try again. Failed to | |
509 | *** find cpa.h in: | |
510 | ${QAT_SRC}/include]) | |
6a9d6359 | 511 | ]) |
512 | ]) | |
513 | ||
514 | AS_IF([test ! -z "${qatsrc}"], [ | |
515 | AC_MSG_CHECKING([qat build directory]) | |
516 | AS_IF([test -z "$qatbuild"], [ | |
517 | qatbuild="${qatsrc}/build" | |
518 | ]) | |
519 | ||
520 | AC_MSG_RESULT([$qatbuild]) | |
521 | QAT_OBJ=${qatbuild} | |
1cfdb0e6 | 522 | AS_IF([ ! test -e "$QAT_OBJ/icp_qa_al.ko" && ! test -e "$QAT_OBJ/qat_api.ko"], [ |
6a9d6359 | 523 | AC_MSG_ERROR([ |
608f8749 BB |
524 | *** Please make sure the qat driver is installed then try again. |
525 | *** Failed to find icp_qa_al.ko or qat_api.ko in: | |
526 | $QAT_OBJ]) | |
6a9d6359 | 527 | ]) |
528 | ||
529 | AC_SUBST(QAT_SRC) | |
530 | AC_SUBST(QAT_OBJ) | |
531 | ||
532 | AC_DEFINE(HAVE_QAT, 1, | |
533 | [qat is enabled and existed]) | |
534 | ]) | |
535 | ||
536 | dnl # | |
537 | dnl # Detect the name used for the QAT Module.symvers file. | |
538 | dnl # | |
539 | AS_IF([test ! -z "${qatsrc}"], [ | |
540 | AC_MSG_CHECKING([qat file for module symbols]) | |
541 | QAT_SYMBOLS=$QAT_SRC/lookaside/access_layer/src/Module.symvers | |
542 | ||
543 | AS_IF([test -r $QAT_SYMBOLS], [ | |
544 | AC_MSG_RESULT([$QAT_SYMBOLS]) | |
545 | AC_SUBST(QAT_SYMBOLS) | |
546 | ],[ | |
608f8749 BB |
547 | AC_MSG_ERROR([ |
548 | *** Please make sure the qat driver is installed then try again. | |
549 | *** Failed to find Module.symvers in: | |
550 | $QAT_SYMBOLS | |
6a9d6359 | 551 | ]) |
552 | ]) | |
553 | ]) | |
554 | ]) | |
555 | ||
15805c77 | 556 | dnl # |
608f8749 | 557 | dnl # ZFS_LINUX_CONFTEST_H |
15805c77 | 558 | dnl # |
608f8749 BB |
559 | AC_DEFUN([ZFS_LINUX_CONFTEST_H], [ |
560 | test -d build/$2 || mkdir -p build/$2 | |
561 | cat - <<_ACEOF >build/$2/$2.h | |
562 | $1 | |
563 | _ACEOF | |
564 | ]) | |
e5b85622 | 565 | |
608f8749 BB |
566 | dnl # |
567 | dnl # ZFS_LINUX_CONFTEST_C | |
568 | dnl # | |
569 | AC_DEFUN([ZFS_LINUX_CONFTEST_C], [ | |
570 | test -d build/$2 || mkdir -p build/$2 | |
571 | cat confdefs.h - <<_ACEOF >build/$2/$2.c | |
572 | $1 | |
573 | _ACEOF | |
e5b85622 BB |
574 | ]) |
575 | ||
b58986ee | 576 | dnl # |
608f8749 | 577 | dnl # ZFS_LINUX_CONFTEST_MAKEFILE |
b58986ee | 578 | dnl # |
608f8749 BB |
579 | dnl # $1 - test case name |
580 | dnl # $2 - add to top-level Makefile | |
581 | dnl # $3 - additional build flags | |
b58986ee | 582 | dnl # |
608f8749 BB |
583 | AC_DEFUN([ZFS_LINUX_CONFTEST_MAKEFILE], [ |
584 | test -d build || mkdir -p build | |
585 | test -d build/$1 || mkdir -p build/$1 | |
586 | ||
587 | file=build/$1/Makefile | |
588 | ||
589 | dnl # Example command line to manually build source. | |
590 | cat - <<_ACEOF >$file | |
591 | # Example command line to manually build source | |
592 | # make modules -C $LINUX_OBJ $ARCH_UM M=$PWD/build/$1 | |
593 | ||
594 | ccflags-y := -Werror $FRAME_LARGER_THAN | |
595 | _ACEOF | |
596 | ||
597 | dnl # Additional custom CFLAGS as requested. | |
598 | m4_ifval($3, [echo "ccflags-y += $3" >>$file], []) | |
599 | ||
600 | dnl # Test case source | |
601 | echo "obj-m := $1.o" >>$file | |
602 | ||
603 | AS_IF([test "x$2" = "xyes"], [echo "obj-m += $1/" >>build/Makefile], []) | |
b58986ee BB |
604 | ]) |
605 | ||
e5b85622 | 606 | dnl # |
608f8749 | 607 | dnl # ZFS_LINUX_TEST_PROGRAM(C)([PROLOGUE], [BODY]) |
e5b85622 | 608 | dnl # |
608f8749 | 609 | m4_define([ZFS_LINUX_TEST_PROGRAM], [ |
c347fac5 | 610 | #include <linux/module.h> |
608f8749 | 611 | $1 |
c347fac5 | 612 | |
608f8749 BB |
613 | int |
614 | main (void) | |
615 | { | |
616 | $2 | |
617 | ; | |
618 | return 0; | |
619 | } | |
c347fac5 BB |
620 | |
621 | MODULE_DESCRIPTION("conftest"); | |
622 | MODULE_AUTHOR(ZFS_META_AUTHOR); | |
623 | MODULE_VERSION(ZFS_META_VERSION "-" ZFS_META_RELEASE); | |
624 | MODULE_LICENSE($3); | |
608f8749 BB |
625 | ]) |
626 | ||
e5b85622 | 627 | dnl # |
608f8749 | 628 | dnl # ZFS_LINUX_TEST_REMOVE |
e5b85622 | 629 | dnl # |
608f8749 BB |
630 | dnl # Removes the specified test source and results. |
631 | dnl # | |
632 | AC_DEFUN([ZFS_LINUX_TEST_REMOVE], [ | |
633 | test -d build/$1 && rm -Rf build/$1 | |
634 | test -f build/Makefile && sed '/$1/d' build/Makefile | |
635 | ]) | |
e5b85622 | 636 | |
608f8749 BB |
637 | dnl # |
638 | dnl # ZFS_LINUX_COMPILE | |
639 | dnl # | |
640 | dnl # $1 - build dir | |
641 | dnl # $2 - test command | |
642 | dnl # $3 - pass command | |
643 | dnl # $4 - fail command | |
644 | dnl # $5 - set KBUILD_MODPOST_NOFINAL='yes' | |
645 | dnl # $6 - set KBUILD_MODPOST_WARN='yes' | |
646 | dnl # | |
647 | dnl # Used internally by ZFS_LINUX_TEST_{COMPILE,MODPOST} | |
648 | dnl # | |
649 | AC_DEFUN([ZFS_LINUX_COMPILE], [ | |
b66140c6 PL |
650 | AC_ARG_VAR([KERNEL_CC], [C compiler for |
651 | building kernel modules]) | |
652 | AC_ARG_VAR([KERNEL_LD], [Linker for | |
653 | building kernel modules]) | |
654 | AC_ARG_VAR([KERNEL_LLVM], [Binary option to | |
655 | build kernel modules with LLVM/CLANG toolchain]) | |
608f8749 BB |
656 | AC_TRY_COMMAND([ |
657 | KBUILD_MODPOST_NOFINAL="$5" KBUILD_MODPOST_WARN="$6" | |
a0dfd98a DS |
658 | make modules -k -j$TEST_JOBS ${KERNEL_CC:+CC=$KERNEL_CC} |
659 | ${KERNEL_LD:+LD=$KERNEL_LD} ${KERNEL_LLVM:+LLVM=$KERNEL_LLVM} | |
660 | CONFIG_MODULES=y CFLAGS_MODULE=-DCONFIG_MODULES | |
661 | -C $LINUX_OBJ $ARCH_UM M=$PWD/$1 >$1/build.log 2>&1]) | |
608f8749 | 662 | AS_IF([AC_TRY_COMMAND([$2])], [$3], [$4]) |
c9c0d073 BB |
663 | ]) |
664 | ||
665 | dnl # | |
608f8749 | 666 | dnl # ZFS_LINUX_TEST_COMPILE |
93ce2b4c | 667 | dnl # |
608f8749 | 668 | dnl # Perform a full compile excluding the final modpost phase. |
93ce2b4c | 669 | dnl # |
608f8749 BB |
670 | AC_DEFUN([ZFS_LINUX_TEST_COMPILE], [ |
671 | ZFS_LINUX_COMPILE([$2], [test -f $2/build.log], [ | |
672 | mv $2/Makefile $2/Makefile.compile.$1 | |
673 | mv $2/build.log $2/build.log.$1 | |
93ce2b4c | 674 | ],[ |
608f8749 BB |
675 | AC_MSG_ERROR([ |
676 | *** Unable to compile test source to determine kernel interfaces.]) | |
677 | ], [yes], []) | |
93ce2b4c BB |
678 | ]) |
679 | ||
680 | dnl # | |
608f8749 | 681 | dnl # ZFS_LINUX_TEST_MODPOST |
c9c0d073 | 682 | dnl # |
608f8749 BB |
683 | dnl # Perform a full compile including the modpost phase. This may |
684 | dnl # be an incremental build if the objects have already been built. | |
685 | dnl # | |
686 | AC_DEFUN([ZFS_LINUX_TEST_MODPOST], [ | |
687 | ZFS_LINUX_COMPILE([$2], [test -f $2/build.log], [ | |
688 | mv $2/Makefile $2/Makefile.modpost.$1 | |
689 | cat $2/build.log >>build/build.log.$1 | |
690 | ],[ | |
691 | AC_MSG_ERROR([ | |
692 | *** Unable to modpost test source to determine kernel interfaces.]) | |
693 | ], [], [yes]) | |
0b39b9f9 PS |
694 | ]) |
695 | ||
696 | dnl # | |
608f8749 | 697 | dnl # Perform the compilation of the test cases in two phases. |
0b39b9f9 | 698 | dnl # |
608f8749 BB |
699 | dnl # Phase 1) attempt to build the object files for all of the tests |
700 | dnl # defined by the ZFS_LINUX_TEST_SRC macro. But do not | |
701 | dnl # perform the final modpost stage. | |
702 | dnl # | |
703 | dnl # Phase 2) disable all tests which failed the initial compilation, | |
704 | dnl # then invoke the final modpost step for the remaining tests. | |
705 | dnl # | |
706 | dnl # This allows us efficiently build the test cases in parallel while | |
707 | dnl # remaining resilient to build failures which are expected when | |
708 | dnl # detecting the available kernel interfaces. | |
709 | dnl # | |
710 | dnl # The maximum allowed parallelism can be controlled by setting the | |
711 | dnl # TEST_JOBS environment variable. Otherwise, it default to $(nproc). | |
712 | dnl # | |
713 | AC_DEFUN([ZFS_LINUX_TEST_COMPILE_ALL], [ | |
714 | dnl # Phase 1 - Compilation only, final linking is skipped. | |
715 | ZFS_LINUX_TEST_COMPILE([$1], [build]) | |
716 | ||
717 | dnl # | |
718 | dnl # Phase 2 - When building external modules disable test cases | |
719 | dnl # which failed to compile and invoke modpost to verify the | |
720 | dnl # final linking. | |
721 | dnl # | |
722 | dnl # Test names suffixed with '_license' call modpost independently | |
723 | dnl # to ensure that a single incompatibility does not result in the | |
724 | dnl # modpost phase exiting early. This check is not performed on | |
725 | dnl # every symbol since the majority are compatible and doing so | |
726 | dnl # would significantly slow down this phase. | |
727 | dnl # | |
728 | dnl # When configuring for builtin (--enable-linux-builtin) | |
729 | dnl # fake the linking step artificially create the expected .ko | |
730 | dnl # files for tests which did compile. This is required for | |
731 | dnl # kernels which do not have loadable module support or have | |
732 | dnl # not yet been built. | |
733 | dnl # | |
734 | AS_IF([test "x$enable_linux_builtin" = "xno"], [ | |
735 | for dir in $(awk '/^obj-m/ { print [$]3 }' \ | |
736 | build/Makefile.compile.$1); do | |
737 | name=${dir%/} | |
738 | AS_IF([test -f build/$name/$name.o], [ | |
739 | AS_IF([test "${name##*_}" = "license"], [ | |
740 | ZFS_LINUX_TEST_MODPOST([$1], | |
741 | [build/$name]) | |
742 | echo "obj-n += $dir" >>build/Makefile | |
743 | ], [ | |
744 | echo "obj-m += $dir" >>build/Makefile | |
745 | ]) | |
746 | ], [ | |
747 | echo "obj-n += $dir" >>build/Makefile | |
748 | ]) | |
749 | done | |
750 | ||
751 | ZFS_LINUX_TEST_MODPOST([$1], [build]) | |
752 | ], [ | |
753 | for dir in $(awk '/^obj-m/ { print [$]3 }' \ | |
754 | build/Makefile.compile.$1); do | |
755 | name=${dir%/} | |
756 | AS_IF([test -f build/$name/$name.o], [ | |
757 | touch build/$name/$name.ko | |
758 | ]) | |
759 | done | |
760 | ]) | |
c9c0d073 BB |
761 | ]) |
762 | ||
763 | dnl # | |
608f8749 | 764 | dnl # ZFS_LINUX_TEST_SRC |
c9c0d073 | 765 | dnl # |
608f8749 BB |
766 | dnl # $1 - name |
767 | dnl # $2 - global | |
768 | dnl # $3 - source | |
769 | dnl # $4 - extra cflags | |
770 | dnl # $5 - check license-compatibility | |
771 | dnl # | |
c347fac5 BB |
772 | dnl # Check if the test source is buildable at all and then if it is |
773 | dnl # license compatible. | |
774 | dnl # | |
608f8749 BB |
775 | dnl # N.B because all of the test cases are compiled in parallel they |
776 | dnl # must never depend on the results of previous tests. Each test | |
777 | dnl # needs to be entirely independent. | |
778 | dnl # | |
779 | AC_DEFUN([ZFS_LINUX_TEST_SRC], [ | |
c347fac5 BB |
780 | ZFS_LINUX_CONFTEST_C([ZFS_LINUX_TEST_PROGRAM([[$2]], [[$3]], |
781 | [["Dual BSD/GPL"]])], [$1]) | |
608f8749 BB |
782 | ZFS_LINUX_CONFTEST_MAKEFILE([$1], [yes], [$4]) |
783 | ||
784 | AS_IF([ test -n "$5" ], [ | |
c347fac5 BB |
785 | ZFS_LINUX_CONFTEST_C([ZFS_LINUX_TEST_PROGRAM( |
786 | [[$2]], [[$3]], [[$5]])], [$1_license]) | |
608f8749 BB |
787 | ZFS_LINUX_CONFTEST_MAKEFILE([$1_license], [yes], [$4]) |
788 | ]) | |
c9c0d073 BB |
789 | ]) |
790 | ||
791 | dnl # | |
608f8749 | 792 | dnl # ZFS_LINUX_TEST_RESULT |
c9c0d073 | 793 | dnl # |
608f8749 BB |
794 | dnl # $1 - name of a test source (ZFS_LINUX_TEST_SRC) |
795 | dnl # $2 - run on success (valid .ko generated) | |
796 | dnl # $3 - run on failure (unable to compile) | |
797 | dnl # | |
798 | AC_DEFUN([ZFS_LINUX_TEST_RESULT], [ | |
799 | AS_IF([test -d build/$1], [ | |
800 | AS_IF([test -f build/$1/$1.ko], [$2], [$3]) | |
801 | ], [ | |
802 | AC_MSG_ERROR([ | |
803 | *** No matching source for the "$1" test, check that | |
804 | *** both the test source and result macros refer to the same name. | |
805 | ]) | |
806 | ]) | |
c9c0d073 BB |
807 | ]) |
808 | ||
809 | dnl # | |
608f8749 | 810 | dnl # ZFS_LINUX_TEST_ERROR |
c9c0d073 | 811 | dnl # |
608f8749 BB |
812 | dnl # Generic error message which can be used when none of the expected |
813 | dnl # kernel interfaces were detected. | |
814 | dnl # | |
815 | AC_DEFUN([ZFS_LINUX_TEST_ERROR], [ | |
816 | AC_MSG_ERROR([ | |
817 | *** None of the expected "$1" interfaces were detected. | |
818 | *** This may be because your kernel version is newer than what is | |
819 | *** supported, or you are using a patched custom kernel with | |
820 | *** incompatible modifications. | |
821 | *** | |
822 | *** ZFS Version: $ZFS_META_ALIAS | |
823 | *** Compatible Kernels: $ZFS_META_KVER_MIN - $ZFS_META_KVER_MAX | |
824 | ]) | |
c9c0d073 BB |
825 | ]) |
826 | ||
827 | dnl # | |
608f8749 | 828 | dnl # ZFS_LINUX_TEST_RESULT_SYMBOL |
c9c0d073 | 829 | dnl # |
608f8749 BB |
830 | dnl # Like ZFS_LINUX_TEST_RESULT except ZFS_CHECK_SYMBOL_EXPORT is called to |
831 | dnl # verify symbol exports, unless --enable-linux-builtin was provided to | |
832 | dnl # configure. | |
833 | dnl # | |
834 | AC_DEFUN([ZFS_LINUX_TEST_RESULT_SYMBOL], [ | |
835 | AS_IF([ ! test -f build/$1/$1.ko], [ | |
836 | $5 | |
837 | ], [ | |
838 | AS_IF([test "x$enable_linux_builtin" != "xyes"], [ | |
839 | ZFS_CHECK_SYMBOL_EXPORT([$2], [$3], [$4], [$5]) | |
840 | ], [ | |
841 | $4 | |
842 | ]) | |
c9c0d073 BB |
843 | ]) |
844 | ]) | |
845 | ||
608f8749 BB |
846 | dnl # |
847 | dnl # ZFS_LINUX_COMPILE_IFELSE | |
848 | dnl # | |
849 | AC_DEFUN([ZFS_LINUX_COMPILE_IFELSE], [ | |
850 | ZFS_LINUX_TEST_REMOVE([conftest]) | |
851 | ||
852 | m4_ifvaln([$1], [ZFS_LINUX_CONFTEST_C([$1], [conftest])]) | |
853 | m4_ifvaln([$5], [ZFS_LINUX_CONFTEST_H([$5], [conftest])], | |
854 | [ZFS_LINUX_CONFTEST_H([], [conftest])]) | |
855 | ||
856 | ZFS_LINUX_CONFTEST_MAKEFILE([conftest], [no], | |
857 | [m4_ifvaln([$5], [-I$PWD/build/conftest], [])]) | |
858 | ZFS_LINUX_COMPILE([build/conftest], [$2], [$3], [$4], [], []) | |
859 | ]) | |
860 | ||
861 | dnl # | |
862 | dnl # ZFS_LINUX_TRY_COMPILE | |
863 | dnl # | |
864 | dnl # $1 - global | |
865 | dnl # $2 - source | |
866 | dnl # $3 - run on success (valid .ko generated) | |
867 | dnl # $4 - run on failure (unable to compile) | |
868 | dnl # | |
3f99a3ab BB |
869 | dnl # When configuring as builtin (--enable-linux-builtin) for kernels |
870 | dnl # without loadable module support (CONFIG_MODULES=n) only the object | |
871 | dnl # file is created. See ZFS_LINUX_TEST_COMPILE_ALL for details. | |
872 | dnl # | |
608f8749 | 873 | AC_DEFUN([ZFS_LINUX_TRY_COMPILE], [ |
3f99a3ab BB |
874 | AS_IF([test "x$enable_linux_builtin" = "xyes"], [ |
875 | ZFS_LINUX_COMPILE_IFELSE( | |
c347fac5 BB |
876 | [ZFS_LINUX_TEST_PROGRAM([[$1]], [[$2]], |
877 | [[ZFS_META_LICENSE]])], | |
3f99a3ab BB |
878 | [test -f build/conftest/conftest.o], [$3], [$4]) |
879 | ], [ | |
880 | ZFS_LINUX_COMPILE_IFELSE( | |
c347fac5 BB |
881 | [ZFS_LINUX_TEST_PROGRAM([[$1]], [[$2]], |
882 | [[ZFS_META_LICENSE]])], | |
3f99a3ab BB |
883 | [test -f build/conftest/conftest.ko], [$3], [$4]) |
884 | ]) | |
608f8749 BB |
885 | ]) |
886 | ||
c9c0d073 BB |
887 | dnl # |
888 | dnl # ZFS_CHECK_SYMBOL_EXPORT | |
608f8749 BB |
889 | dnl # |
890 | dnl # Check if a symbol is exported on not by consulting the symbols | |
891 | dnl # file, or optionally the source code. | |
c9c0d073 | 892 | dnl # |
70574182 | 893 | AC_DEFUN([ZFS_CHECK_SYMBOL_EXPORT], [ |
c9c0d073 BB |
894 | grep -q -E '[[[:space:]]]$1[[[:space:]]]' \ |
895 | $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null | |
896 | rc=$? | |
70574182 | 897 | if test $rc -ne 0; then |
c9c0d073 BB |
898 | export=0 |
899 | for file in $2; do | |
70574182 ED |
900 | grep -q -E "EXPORT_SYMBOL.*($1)" \ |
901 | "$LINUX/$file" 2>/dev/null | |
c9c0d073 | 902 | rc=$? |
70574182 | 903 | if test $rc -eq 0; then |
8366cd6a PS |
904 | export=1 |
905 | break; | |
70574182 | 906 | fi |
c9c0d073 | 907 | done |
70574182 | 908 | if test $export -eq 0; then : |
c9c0d073 | 909 | $4 |
70574182 | 910 | else : |
c9c0d073 | 911 | $3 |
70574182 ED |
912 | fi |
913 | else : | |
c9c0d073 | 914 | $3 |
70574182 ED |
915 | fi |
916 | ]) | |
917 | ||
918 | dnl # | |
919 | dnl # ZFS_LINUX_TRY_COMPILE_SYMBOL | |
608f8749 BB |
920 | dnl # |
921 | dnl # Like ZFS_LINUX_TRY_COMPILER except ZFS_CHECK_SYMBOL_EXPORT is called | |
922 | dnl # to verify symbol exports, unless --enable-linux-builtin was provided | |
923 | dnl # to configure. | |
70574182 ED |
924 | dnl # |
925 | AC_DEFUN([ZFS_LINUX_TRY_COMPILE_SYMBOL], [ | |
926 | ZFS_LINUX_TRY_COMPILE([$1], [$2], [rc=0], [rc=1]) | |
927 | if test $rc -ne 0; then : | |
928 | $6 | |
929 | else | |
930 | if test "x$enable_linux_builtin" != xyes; then | |
931 | ZFS_CHECK_SYMBOL_EXPORT([$3], [$4], [rc=0], [rc=1]) | |
932 | fi | |
933 | if test $rc -ne 0; then : | |
934 | $6 | |
935 | else : | |
936 | $5 | |
937 | fi | |
938 | fi | |
c9c0d073 | 939 | ]) |
0b39b9f9 PS |
940 | |
941 | dnl # | |
942 | dnl # ZFS_LINUX_TRY_COMPILE_HEADER | |
943 | dnl # like ZFS_LINUX_TRY_COMPILE, except the contents conftest.h are | |
944 | dnl # provided via the fifth parameter | |
945 | dnl # | |
608f8749 | 946 | AC_DEFUN([ZFS_LINUX_TRY_COMPILE_HEADER], [ |
ab49df48 AL |
947 | AS_IF([test "x$enable_linux_builtin" = "xyes"], [ |
948 | ZFS_LINUX_COMPILE_IFELSE( | |
949 | [ZFS_LINUX_TEST_PROGRAM([[$1]], [[$2]], | |
950 | [[ZFS_META_LICENSE]])], | |
951 | [test -f build/conftest/conftest.o], [$3], [$4], [$5]) | |
952 | ], [ | |
953 | ZFS_LINUX_COMPILE_IFELSE( | |
954 | [ZFS_LINUX_TEST_PROGRAM([[$1]], [[$2]], | |
955 | [[ZFS_META_LICENSE]])], | |
956 | [test -f build/conftest/conftest.ko], [$3], [$4], [$5]) | |
957 | ]) | |
0b39b9f9 | 958 | ]) |