projects / mirror_zfs.git / blame
| Commit | Line | Data |
|---|---|---|
| 0cdda2ed AZ |
1 | dnl # |
| 2 | dnl # Linux 5.2/5.18 API | |
| 3 | dnl # | |
| 4 | dnl # In cdb4f26a63c391317e335e6e683a614358e70aeb ("kobject: kobj_type: remove default_attrs") | |
| 5 | dnl # struct kobj_type.default_attrs | |
| 6 | dnl # was finally removed in favour of | |
| 7 | dnl # struct kobj_type.default_groups | |
| 8 | dnl # | |
| 9 | dnl # This was added in aa30f47cf666111f6bbfd15f290a27e8a7b9d854 ("kobject: Add support for default attribute groups to kobj_type"), | |
| 10 | dnl # if both are present (5.2-5.17), we prefer default_groups; they're otherwise equivalent | |
| 11 | dnl # | |
| 12 | AC_DEFUN([ZFS_AC_KERNEL_SRC_SYSFS_DEFAULT_GROUPS], [ | |
| 13 | ZFS_LINUX_TEST_SRC([sysfs_default_groups], [ | |
| 14 | #include <linux/kobject.h> | |
| 15 | ],[ | |
| 16 | struct kobj_type __attribute__ ((unused)) kt = { | |
| 17 | .default_groups = (const struct attribute_group **)NULL }; | |
| 18 | ]) | |
| 19 | ]) | |
| 20 | ||
| 21 | AC_DEFUN([ZFS_AC_KERNEL_SYSFS_DEFAULT_GROUPS], [ | |
| b9d98453 | 22 | AC_MSG_CHECKING([whether struct kobj_type.default_groups exists]) |
| 0cdda2ed AZ |
23 | ZFS_LINUX_TEST_RESULT([sysfs_default_groups],[ |
| 24 | AC_MSG_RESULT(yes) | |
| 25 | AC_DEFINE([HAVE_SYSFS_DEFAULT_GROUPS], 1, [struct kobj_type has default_groups]) | |
| 26 | ],[ | |
| 27 | AC_MSG_RESULT(no) | |
| 28 | ]) | |
| 29 | ]) | |
| 30 | ||
| 31 | AC_DEFUN([ZFS_AC_KERNEL_SRC_SYSFS], [ | |
| 32 | ZFS_AC_KERNEL_SRC_SYSFS_DEFAULT_GROUPS | |
| 33 | ]) | |
| 34 | ||
| 35 | AC_DEFUN([ZFS_AC_KERNEL_SYSFS], [ | |
| 36 | ZFS_AC_KERNEL_SYSFS_DEFAULT_GROUPS | |
| 37 | ]) |