mirror of https://github.com/openzfs/zfs.git
20 lines
477 B
Plaintext
20 lines
477 B
Plaintext
dnl #
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dnl # 2.6.37 API change
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dnl # Added 3rd argument for the active holder, previously this was
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dnl # hardcoded to NULL.
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_3ARG_BLKDEV_GET], [
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AC_MSG_CHECKING([whether blkdev_get() wants 3 args])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/fs.h>
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],[
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struct block_device *bdev = NULL;
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(void) blkdev_get(bdev, 0, NULL);
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_3ARG_BLKDEV_GET, 1, [blkdev_get() wants 3 args])
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],[
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AC_MSG_RESULT(no)
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])
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])
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