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[Qemu-devel] [PATCH qom-cpu v2 1/7] target-i386: Fix mask of pte index i
From: |
Andreas Färber |
Subject: |
[Qemu-devel] [PATCH qom-cpu v2 1/7] target-i386: Fix mask of pte index in memory mapping |
Date: |
Tue, 28 May 2013 17:05:20 +0200 |
From: Qiao Nuohan <address@hidden>
Function walk_pte() needs pte index to calculate virtual address.
However, pte index of PAE paging or IA-32e paging is 9 bit, so the mask
should be 0x1ff.
Signed-off-by: Qiao Nuohan <address@hidden>
Reviewed-by: Jesse Larrew <address@hidden>
Signed-off-by: Andreas Färber <address@hidden>
---
target-i386/arch_memory_mapping.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target-i386/arch_memory_mapping.c
b/target-i386/arch_memory_mapping.c
index 844893f..a2eb7e7 100644
--- a/target-i386/arch_memory_mapping.c
+++ b/target-i386/arch_memory_mapping.c
@@ -38,7 +38,7 @@ static void walk_pte(MemoryMappingList *list, hwaddr
pte_start_addr,
continue;
}
- start_vaddr = start_line_addr | ((i & 0x1fff) << 12);
+ start_vaddr = start_line_addr | ((i & 0x1ff) << 12);
memory_mapping_list_add_merge_sorted(list, start_paddr,
start_vaddr, 1 << 12);
}
--
1.8.1.4
- [Qemu-devel] [PATCH qom-cpu v2 0/7] dump: Build cleanups redone, Andreas Färber, 2013/05/28
- [Qemu-devel] [PATCH qom-cpu v2 1/7] target-i386: Fix mask of pte index in memory mapping,
Andreas Färber <=
- [Qemu-devel] [PATCH qom-cpu v2 2/7] dump: Move stubs into libqemustub.a, Andreas Färber, 2013/05/28
- [Qemu-devel] [PATCH qom-cpu v2 6/7] memory_mapping: Drop qemu_get_memory_mapping() stub, Andreas Färber, 2013/05/28
- [Qemu-devel] [PATCH qom-cpu v2 3/7] cpu: Turn cpu_paging_enabled() into a CPUState hook, Andreas Färber, 2013/05/28
- [Qemu-devel] [PATCH qom-cpu v2 4/7] memory_mapping: Move MemoryMappingList typedef to qemu/typedefs.h, Andreas Färber, 2013/05/28
- [Qemu-devel] [PATCH qom-cpu v2 5/7] cpu: Turn cpu_get_memory_mapping() into a CPUState hook, Andreas Färber, 2013/05/28
- [Qemu-devel] [PATCH qom-cpu v2 7/7] dump: Unconditionally compile, Andreas Färber, 2013/05/28