18 lines
461 B
Text
18 lines
461 B
Text
dnl #
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dnl # 2.6.35 API change
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dnl # Added truncate_setsize() helper function.
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_TRUNCATE_SETSIZE],
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[AC_MSG_CHECKING([whether truncate_setsize() is available])
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ZFS_LINUX_TRY_COMPILE_SYMBOL([
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#include <linux/mm.h>
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], [
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truncate_setsize(NULL, 0);
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], [truncate_setsize], [mm/truncate.c], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_TRUNCATE_SETSIZE, 1,
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[truncate_setsize() 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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