The patch titled
Subject: x86/mm/init.c: devmem_is_allowed() off by one
has been removed from the -mm tree. Its filename was
x86-mm-initc-devmem_is_allowed-off-by-one.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: T Makphaibulchoke <tmac@xxxxxx>
Subject: x86/mm/init.c: devmem_is_allowed() off by one
Fix an off-by-one error in devmem_is_allowed(), which allows accesses to
physical addresses 0x100000-0x100fff, an extra page past 1MB.
Signed-off-by: T Makphaibulchoke <tmac@xxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/mm/init.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN arch/x86/mm/init.c~x86-mm-initc-devmem_is_allowed-off-by-one arch/x86/mm/init.c
--- a/arch/x86/mm/init.c~x86-mm-initc-devmem_is_allowed-off-by-one
+++ a/arch/x86/mm/init.c
@@ -319,7 +319,7 @@ unsigned long __init_refok init_memory_m
*/
int devmem_is_allowed(unsigned long pagenr)
{
- if (pagenr <= 256)
+ if (pagenr < 256)
return 1;
if (iomem_is_exclusive(pagenr << PAGE_SHIFT))
return 0;
_
Patches currently in -mm which might be from tmac@xxxxxx are
linux-next.patch
kernel-resourcec-fix-stack-overflow-in-__reserve_region_with_split.patch
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