lkml.org 
[lkml]   [2007]   [Jul]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] Text Edit Lock - i386 Fix endif CONFIG_DEBUG_RODATA
Text Edit Lock - i386 fix endif CONFIG_DEBUG_RODATA

The #endif would also include kernel_text_unmark().
The replacement empty functions should be static inline.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---
arch/i386/mm/init.c | 2 +-
include/asm-i386/cacheflush.h | 6 ++----
2 files changed, 3 insertions(+), 5 deletions(-)

Index: linux-2.6-lttng/arch/i386/mm/init.c
===================================================================
--- linux-2.6-lttng.orig/arch/i386/mm/init.c 2007-07-14 19:24:27.000000000 -0400
+++ linux-2.6-lttng/arch/i386/mm/init.c 2007-07-14 19:24:27.000000000 -0400
@@ -845,7 +845,6 @@ void __kprobes kernel_text_mark_rw(unsig
}
}
EXPORT_SYMBOL_GPL(kernel_text_mark_rw);
-#endif

void __kprobes kernel_text_unmark(unsigned long address, size_t len)
{
@@ -862,6 +861,7 @@ void __kprobes kernel_text_unmark(unsign
}
}
EXPORT_SYMBOL_GPL(kernel_text_unmark);
+#endif

void free_init_pages(char *what, unsigned long begin, unsigned long end)
{
Index: linux-2.6-lttng/include/asm-i386/cacheflush.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-i386/cacheflush.h 2007-07-14 19:24:36.000000000 -0400
+++ linux-2.6-lttng/include/asm-i386/cacheflush.h 2007-07-14 19:25:04.000000000 -0400
@@ -34,15 +34,13 @@ void kernel_map_pages(struct page *page,

#ifdef CONFIG_DEBUG_RODATA
void mark_rodata_ro(void);
-#endif

-#if defined(CONFIG_DEBUG_RODATA)
/* mark kernel text pages writable */
extern void kernel_text_mark_rw(unsigned long address, size_t len);
extern void kernel_text_unmark(unsigned long address, size_t len);
#else
-void kernel_text_mark_rw(unsigned long address, size_t len) { }
-void kernel_text_unmark(unsigned long address, size_t len) { }
+static inline void kernel_text_mark_rw(unsigned long address, size_t len) { }
+static inline void kernel_text_unmark(unsigned long address, size_t len) { }
#endif

#endif /* _I386_CACHEFLUSH_H */
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2007-07-15 01:33    [W:0.131 / U:9.564 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site