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19 lines
374 B
Plaintext
19 lines
374 B
Plaintext
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dnl #
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dnl # 2.6.31 API change
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_BLK_RQ_POS], [
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AC_MSG_CHECKING([whether blk_rq_pos() is available])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/blkdev.h>
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],[
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struct request *req = NULL;
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(void) blk_rq_pos(req);
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_BLK_RQ_POS, 1,
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[blk_rq_pos() is available])
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],[
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AC_MSG_RESULT(no)
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])
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])
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