projects / mirror_zfs.git / blame
| Commit | Line | Data |
|---|---|---|
| 60a4c7d2 PD |
1 | dnl # |
| 2 | dnl # 4.6 API change | |
| 3 | dnl # Added CPU hotplug APIs | |
| 4 | dnl # | |
| 5 | AC_DEFUN([ZFS_AC_KERNEL_SRC_CPU_HOTPLUG], [ | |
| 6 | ZFS_LINUX_TEST_SRC([cpu_hotplug], [ | |
| 7 | #include <linux/cpuhotplug.h> | |
| 8 | ],[ | |
| 9 | enum cpuhp_state state = CPUHP_ONLINE; | |
| 10 | int (*fp)(unsigned int, struct hlist_node *) = NULL; | |
| 11 | cpuhp_state_add_instance_nocalls(0, (struct hlist_node *)NULL); | |
| 12 | cpuhp_state_remove_instance_nocalls(0, (struct hlist_node *)NULL); | |
| 13 | cpuhp_setup_state_multi(state, "", fp, fp); | |
| 14 | cpuhp_remove_multi_state(0); | |
| 15 | ]) | |
| 16 | ]) | |
| 17 | ||
| 18 | AC_DEFUN([ZFS_AC_KERNEL_CPU_HOTPLUG], [ | |
| 19 | AC_MSG_CHECKING([whether CPU hotplug APIs exist]) | |
| 20 | ZFS_LINUX_TEST_RESULT([cpu_hotplug], [ | |
| 21 | AC_MSG_RESULT(yes) | |
| 22 | AC_DEFINE(HAVE_CPU_HOTPLUG, 1, [yes]) | |
| 23 | ],[ | |
| 24 | AC_MSG_RESULT(no) | |
| 25 | ]) | |
| 26 | ]) |