| dnl # |
| dnl # 3.9 API change, |
| dnl # Moved things from linux/sched.h to linux/sched/rt.h |
| dnl # |
| AC_DEFUN([ZFS_AC_KERNEL_SRC_SCHED_RT_HEADER], [ |
| ZFS_LINUX_TEST_SRC([sched_rt_header], [ |
| #include <linux/sched.h> |
| #include <linux/sched/rt.h> |
| ],[ |
| return 0; |
| ]) |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_SCHED_RT_HEADER], [ |
| AC_MSG_CHECKING([whether header linux/sched/rt.h exists]) |
| ZFS_LINUX_TEST_RESULT([sched_rt_header], [ |
| AC_MSG_RESULT(yes) |
| ],[ |
| ZFS_LINUX_TEST_ERROR([sched_rt_header]) |
| ]) |
| ]) |
| |
| dnl # |
| dnl # 4.11 API change, |
| dnl # Moved things from linux/sched.h to linux/sched/signal.h |
| dnl # |
| AC_DEFUN([ZFS_AC_KERNEL_SRC_SCHED_SIGNAL_HEADER], [ |
| ZFS_LINUX_TEST_SRC([sched_signal_header], [ |
| #include <linux/sched.h> |
| #include <linux/sched/signal.h> |
| ],[ |
| return 0; |
| ]) |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_SCHED_SIGNAL_HEADER], [ |
| AC_MSG_CHECKING([whether header linux/sched/signal.h exists]) |
| ZFS_LINUX_TEST_RESULT([sched_signal_header], [ |
| AC_DEFINE(HAVE_SCHED_SIGNAL_HEADER, 1, |
| [linux/sched/signal.h exists]) |
| AC_MSG_RESULT(yes) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| ]) |
| |
| dnl # |
| dnl # 3.19 API change |
| dnl # The io_schedule_timeout() function is present in all 2.6.32 kernels |
| dnl # but it was not exported until Linux 3.19. The RHEL 7.x kernels which |
| dnl # are based on a 3.10 kernel do export this symbol. |
| dnl # |
| AC_DEFUN([ZFS_AC_KERNEL_SRC_IO_SCHEDULE_TIMEOUT], [ |
| ZFS_LINUX_TEST_SRC([io_schedule_timeout], [ |
| #include <linux/sched.h> |
| ], [ |
| (void) io_schedule_timeout(1); |
| ]) |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_IO_SCHEDULE_TIMEOUT], [ |
| AC_MSG_CHECKING([whether io_schedule_timeout() is available]) |
| ZFS_LINUX_TEST_RESULT_SYMBOL([io_schedule_timeout], |
| [io_schedule_timeout], [], [ |
| AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_IO_SCHEDULE_TIMEOUT, 1, [yes]) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_SRC_SCHED], [ |
| ZFS_AC_KERNEL_SRC_SCHED_RT_HEADER |
| ZFS_AC_KERNEL_SRC_SCHED_SIGNAL_HEADER |
| ZFS_AC_KERNEL_SRC_IO_SCHEDULE_TIMEOUT |
| ]) |
| |
| AC_DEFUN([ZFS_AC_KERNEL_SCHED], [ |
| ZFS_AC_KERNEL_SCHED_RT_HEADER |
| ZFS_AC_KERNEL_SCHED_SIGNAL_HEADER |
| ZFS_AC_KERNEL_IO_SCHEDULE_TIMEOUT |
| ]) |