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85391ee931
Sponsored-by: https://despairlabs.com/sponsor/ Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Rob Norris <robn@despairlabs.com> Closes #18077
100 lines
3.1 KiB
Plaintext
100 lines
3.1 KiB
Plaintext
dnl # SPDX-License-Identifier: CDDL-1.0
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AC_DEFUN([ZFS_AC_KERNEL_KTHREAD_COMPLETE_AND_EXIT], [
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dnl #
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dnl # 5.17 API,
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dnl # cead18552660702a4a46f58e65188fe5f36e9dfe ("exit: Rename complete_and_exit to kthread_complete_and_exit")
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dnl #
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dnl # Also moves the definition from include/linux/kernel.h to include/linux/kthread.h
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dnl #
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AC_MSG_CHECKING([whether kthread_complete_and_exit() is available])
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ZFS_LINUX_TEST_RESULT([kthread_complete_and_exit], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(SPL_KTHREAD_COMPLETE_AND_EXIT, kthread_complete_and_exit, [kthread_complete_and_exit() available])
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], [
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AC_MSG_RESULT(no)
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AC_DEFINE(SPL_KTHREAD_COMPLETE_AND_EXIT, complete_and_exit, [using complete_and_exit() instead])
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_KTHREAD_DEQUEUE_SIGNAL], [
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dnl #
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dnl # prehistory:
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dnl # int dequeue_signal(struct task_struct *task, sigset_t *mask,
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dnl # siginfo_t *info)
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dnl #
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dnl # 4.20: kernel_siginfo_t introduced, replaces siginfo_t
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dnl # int dequeue_signal(struct task_struct *task, sigset_t *mask,
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dnl kernel_siginfo_t *info)
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dnl #
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dnl # 5.17: enum pid_type introduced as 4th arg
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dnl # int dequeue_signal(struct task_struct *task, sigset_t *mask,
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dnl # kernel_siginfo_t *info, enum pid_type *type)
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dnl #
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dnl # 6.12: first arg struct_task* removed
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dnl # int dequeue_signal(sigset_t *mask, kernel_siginfo_t *info,
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dnl # enum pid_type *type)
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dnl #
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AC_MSG_CHECKING([whether dequeue_signal() takes 4 arguments])
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ZFS_LINUX_TEST_RESULT([kthread_dequeue_signal_4arg], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_DEQUEUE_SIGNAL_4ARG, 1,
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[dequeue_signal() takes 4 arguments])
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], [
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AC_MSG_RESULT(no)
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AC_MSG_CHECKING([whether 3-arg dequeue_signal() takes a type argument])
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ZFS_LINUX_TEST_RESULT([kthread_dequeue_signal_3arg_type], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_DEQUEUE_SIGNAL_3ARG_TYPE, 1,
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[3-arg dequeue_signal() takes a type argument])
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], [
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AC_MSG_RESULT(no)
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])
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_SRC_KTHREAD_COMPLETE_AND_EXIT], [
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ZFS_LINUX_TEST_SRC([kthread_complete_and_exit], [
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#include <linux/kthread.h>
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], [
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struct completion *completion = NULL;
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long code = 0;
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kthread_complete_and_exit(completion, code);
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_SRC_KTHREAD_DEQUEUE_SIGNAL], [
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ZFS_LINUX_TEST_SRC([kthread_dequeue_signal_4arg], [
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#include <linux/sched/signal.h>
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], [
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struct task_struct *task = NULL;
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sigset_t *mask = NULL;
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kernel_siginfo_t *info = NULL;
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enum pid_type *type = NULL;
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int error __attribute__ ((unused));
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error = dequeue_signal(task, mask, info, type);
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])
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ZFS_LINUX_TEST_SRC([kthread_dequeue_signal_3arg_type], [
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#include <linux/sched/signal.h>
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], [
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sigset_t *mask = NULL;
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kernel_siginfo_t *info = NULL;
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enum pid_type *type = NULL;
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int error __attribute__ ((unused));
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error = dequeue_signal(mask, info, type);
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_KTHREAD], [
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ZFS_AC_KERNEL_KTHREAD_COMPLETE_AND_EXIT
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ZFS_AC_KERNEL_KTHREAD_DEQUEUE_SIGNAL
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])
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AC_DEFUN([ZFS_AC_KERNEL_SRC_KTHREAD], [
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ZFS_AC_KERNEL_SRC_KTHREAD_COMPLETE_AND_EXIT
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ZFS_AC_KERNEL_SRC_KTHREAD_DEQUEUE_SIGNAL
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])
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