23 lines
722 B
Text
23 lines
722 B
Text
dnl #
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dnl # 2.6.37 API change
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dnl # The dops->d_automount() dentry operation was added as a clean
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dnl # solution to handling automounts. Prior to this cifs/nfs clients
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dnl # which required automount support would abuse the follow_link()
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dnl # operation on directories for this purpose.
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_AUTOMOUNT], [
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AC_MSG_CHECKING([whether dops->d_automount() exists])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/dcache.h>
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struct vfsmount *d_automount(struct path *p) { return NULL; }
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struct dentry_operations dops __attribute__ ((unused)) = {
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.d_automount = d_automount,
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};
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],[
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_AUTOMOUNT, 1, [dops->automount() exists])
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],[
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AC_MSG_RESULT(no)
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])
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])
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