diff options
author | Randy Dunlap <rdunlap@xenotime.net> | 2006-06-27 05:53:52 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-27 20:32:38 -0400 |
commit | c9cf55285e87ac423c45d9efca750d3f50234d10 (patch) | |
tree | d46f3e90fbb38115c25b3315f6280ad65f83a14f /arch/powerpc/mm | |
parent | e6e5494cb23d1933735ee47cc674ffe1c4afed6f (diff) |
[PATCH] add poison.h and patch primary users
Localize poison values into one header file for better documentation and
easier/quicker debugging and so that the same values won't be used for
multiple purposes.
Use these constants in core arch., mm, driver, and fs code.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Acked-by: Matt Mackall <mpm@selenic.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r-- | arch/powerpc/mm/init_64.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index 9e30f968c184..d454caada265 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c | |||
@@ -41,6 +41,7 @@ | |||
41 | #include <linux/idr.h> | 41 | #include <linux/idr.h> |
42 | #include <linux/nodemask.h> | 42 | #include <linux/nodemask.h> |
43 | #include <linux/module.h> | 43 | #include <linux/module.h> |
44 | #include <linux/poison.h> | ||
44 | 45 | ||
45 | #include <asm/pgalloc.h> | 46 | #include <asm/pgalloc.h> |
46 | #include <asm/page.h> | 47 | #include <asm/page.h> |
@@ -90,7 +91,7 @@ void free_initmem(void) | |||
90 | 91 | ||
91 | addr = (unsigned long)__init_begin; | 92 | addr = (unsigned long)__init_begin; |
92 | for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) { | 93 | for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) { |
93 | memset((void *)addr, 0xcc, PAGE_SIZE); | 94 | memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); |
94 | ClearPageReserved(virt_to_page(addr)); | 95 | ClearPageReserved(virt_to_page(addr)); |
95 | init_page_count(virt_to_page(addr)); | 96 | init_page_count(virt_to_page(addr)); |
96 | free_page(addr); | 97 | free_page(addr); |