64 lines
1.8 KiB
Plaintext
64 lines
1.8 KiB
Plaintext
dnl #
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dnl # 2.6.38 API change
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS_CHECK_EVENTS], [
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ZFS_LINUX_TEST_SRC([block_device_operations_check_events], [
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#include <linux/blkdev.h>
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unsigned int blk_check_events(struct gendisk *disk,
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unsigned int clearing) { return (0); }
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static const struct block_device_operations
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bops __attribute__ ((unused)) = {
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.check_events = blk_check_events,
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};
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], [], [$NO_UNUSED_BUT_SET_VARIABLE])
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])
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AC_DEFUN([ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_CHECK_EVENTS], [
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AC_MSG_CHECKING([whether bops->check_events() exists])
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ZFS_LINUX_TEST_RESULT([block_device_operations_check_events], [
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AC_MSG_RESULT(yes)
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],[
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ZFS_LINUX_TEST_ERROR([bops->check_events()])
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])
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])
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dnl #
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dnl # 3.10.x API change
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID], [
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ZFS_LINUX_TEST_SRC([block_device_operations_release_void], [
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#include <linux/blkdev.h>
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void blk_release(struct gendisk *g, fmode_t mode) { return; }
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static const struct block_device_operations
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bops __attribute__ ((unused)) = {
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.open = NULL,
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.release = blk_release,
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.ioctl = NULL,
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.compat_ioctl = NULL,
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};
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], [], [$NO_UNUSED_BUT_SET_VARIABLE])
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])
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AC_DEFUN([ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID], [
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AC_MSG_CHECKING([whether bops->release() is void])
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ZFS_LINUX_TEST_RESULT([block_device_operations_release_void], [
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AC_MSG_RESULT(yes)
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],[
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ZFS_LINUX_TEST_ERROR([bops->release()])
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS], [
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ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS_CHECK_EVENTS
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ZFS_AC_KERNEL_SRC_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID
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])
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AC_DEFUN([ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS], [
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ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_CHECK_EVENTS
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ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID
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])
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