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20 lines
417 B
Plaintext
20 lines
417 B
Plaintext
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dnl #
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dnl # 4.6 API for compile-time stack validation
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_OBJTOOL], [
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AC_MSG_CHECKING([for compile-time stack validation (objtool)])
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ZFS_LINUX_TRY_COMPILE([
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#undef __ASSEMBLY__
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#include <asm/frame.h>
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],[
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#if !defined(FRAME_BEGIN)
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CTASSERT(1);
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#endif
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_KERNEL_OBJTOOL, 1, [kernel does stack verification])
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],[
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AC_MSG_RESULT(no)
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])
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])
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