[Xen-devel] [PATCH] x86/mm: Comment the definitions of _mfn(), _gfn() &c

[Tim Deegan <tim@xxxxxxx>]

# HG changeset patch
# User Tim Deegan <tim@xxxxxxx>
# Date 1353604092 0
# Node ID 3ea68d29fd57988d7788450f25ad0cd84cbd2fb4
# Parent  7b4449bdb980caee8efc498d5ea48f772331df2f
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@xxxxxxx>

diff -r 7b4449bdb980 -r 3ea68d29fd57 xen/include/asm-x86/guest_pt.h
--- a/xen/include/asm-x86/guest_pt.h    Thu Nov 22 10:47:58 2012 +0100
+++ b/xen/include/asm-x86/guest_pt.h    Thu Nov 22 17:08:12 2012 +0000
@@ -36,6 +36,7 @@
 /* Type of the guest's frame numbers */
 TYPE_SAFE(unsigned long,gfn)
 #define PRI_gfn "05lx"
+/* Grep fodder: gfn_t, _gfn() and gfn_x() are defined here */
 
 #define VALID_GFN(m) (m != INVALID_GFN)
 
diff -r 7b4449bdb980 -r 3ea68d29fd57 xen/include/asm-x86/mm.h
--- a/xen/include/asm-x86/mm.h  Thu Nov 22 10:47:58 2012 +0100
+++ b/xen/include/asm-x86/mm.h  Thu Nov 22 17:08:12 2012 +0000
@@ -455,6 +455,7 @@ static inline _type _name##_x(_name##_t 
 #endif
 
 TYPE_SAFE(unsigned long,mfn);
+/* Grep fodder: mfn_t, _mfn() and mfn_x() are defined here */
 
 /* Macro for printk formats: use as printk("%"PRI_mfn"\n", mfn_x(foo)); */
 #define PRI_mfn "05lx"

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