From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Date: Tue, 11 Oct 2005 19:01:01 +0000 (+0200)
Subject: [PATCH] uml: compile-time fix recent patch
X-Git-Tag: v2.6.14-rc5~73
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d624ea474a3ddf3a0702d9b47e428ce1f8488a6;p=linux-2.6

[PATCH] uml: compile-time fix recent patch

Give an empty definition for clear_can_do_skas() when it is not needed.
Thanks to Junichi Uekawa <dancer@netfort.gr.jp> for reporting the
breakage and providing a fix (I re-fixed it in an IMHO cleaner way).

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index 6f766e1fae..2e58e304b8 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -6,6 +6,7 @@
 #ifndef __OS_H__
 #define __OS_H__
 
+#include "uml-config.h"
 #include "asm/types.h"
 #include "../os/include/file.h"
 
@@ -159,7 +160,11 @@ extern int can_do_skas(void);
 
 /* Make sure they are clear when running in TT mode. Required by
  * SEGV_MAYBE_FIXABLE */
+#ifdef UML_CONFIG_MODE_SKAS
 #define clear_can_do_skas() do { ptrace_faultinfo = proc_mm = 0; } while (0)
+#else
+#define clear_can_do_skas() do {} while (0)
+#endif
 
 /* mem.c */
 extern int create_mem_file(unsigned long len);