The patch titled
fix "core, x86: make LIST_POISON less deadly"
has been added to the -mm tree. Its filename is
fix-core-x86-make-list_poison-less-deadly.patch
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See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: fix "core, x86: make LIST_POISON less deadly"
From: Jaswinder Singh Rajput <jaswinder@xxxxxxxxxxxxx>
Impact: cleanup, avoid 10000+ sparse warnings
Eliminate 1434 sparse warnings like:
include/linux/list.h:106:16: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1434 sparse warnings like:
include/linux/list.h:107:16: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1434 sparse warnings like:
include/linux/list.h:579:12: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1434 sparse warnings like:
include/linux/list.h:580:13: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1237 sparse warnings like:
include/linux/rculist.h:97:16: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1237 sparse warnings like:
include/linux/rculist.h:143:14: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1237 sparse warnings like:
include/linux/rculist.h:260:13: warning: constant 0xdead000000000000 is so big it is unsigned long
Eliminate 1237 sparse warnings like:
include/linux/rculist.h:280:15: warning: constant 0xdead000000000000 is so big it is unsigned long
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Avi Kivity <avi@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/poison.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/poison.h~fix-core-x86-make-list_poison-less-deadly include/linux/poison.h
--- a/include/linux/poison.h~fix-core-x86-make-list_poison-less-deadly
+++ a/include/linux/poison.h
@@ -9,7 +9,7 @@
* that is also not mappable by user-space exploits:
*/
#ifdef CONFIG_ILLEGAL_POINTER_VALUE
-# define POISON_POINTER_DELTA CONFIG_ILLEGAL_POINTER_VALUE
+# define POISON_POINTER_DELTA _AC(CONFIG_ILLEGAL_POINTER_VALUE, UL)
#else
# define POISON_POINTER_DELTA 0
#endif
_
Patches currently in -mm which might be from jaswinder@xxxxxxxxxxxxx are
linux-next.patch
fix-core-x86-make-list_poison-less-deadly.patch
make-firmware-dsp56k-bootstrapasm-buildable-on-a56.patch
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