x86/mm: Comment the definitions of _mfn(), _gfn() &c.

It's not very easy to find them if you don't know to look for the
TYPE_SAFE() macro.

Signed-off-by: Tim Deegan <tim@xen.org>
Committed-by: Tim Deegan <tim@xen.org>

diff --git a/xen/include/asm-x86/guest_pt.h b/xen/include/asm-x86/guest_pt.h
index a5714e14036d094fae630f48f4b807e3e128dba3..4e1dda0f59a1cadcc77234e5ad81ae7deae8351e 100644 (file)
--- a/xen/include/asm-x86/guest_pt.h
+++ b/xen/include/asm-x86/guest_pt.h
@@ -37,6 +37,11 @@
 TYPE_SAFE(unsigned long,gfn)
 #define PRI_gfn "05lx"
 
+#ifndef gfn_t
+#define gfn_t /* Grep fodder: gfn_t, _gfn() and gfn_x() are defined above */
+#undef gfn_t
+#endif
+
 #define VALID_GFN(m) (m != INVALID_GFN)
 
 static inline int

diff --git a/xen/include/asm-x86/mm.h b/xen/include/asm-x86/mm.h
index 494dad8b5fb9db6e93cbc6ebc56a14cff3fd4292..5a6e435700d5937b12152d4031dba1900415f708 100644 (file)
--- a/xen/include/asm-x86/mm.h
+++ b/xen/include/asm-x86/mm.h
@@ -456,6 +456,11 @@ static inline _type _name##_x(_name##_t n) { return n; }
 
 TYPE_SAFE(unsigned long,mfn);
 
+#ifndef mfn_t
+#define mfn_t /* Grep fodder: mfn_t, _mfn() and mfn_x() are defined above */
+#undef mfn_t
+#endif
+
 /* Macro for printk formats: use as printk("%"PRI_mfn"\n", mfn_x(foo)); */
 #define PRI_mfn "05lx"