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[Qemu-devel] [PATCH 01/20] target-i386: rename KSMAP to KNOSMAP
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 01/20] target-i386: rename KSMAP to KNOSMAP |
Date: |
Tue, 27 May 2014 15:22:59 +0200 |
This is the mode where SMAP is overridden, put "NO" in its name.
Signed-off-by: Paolo Bonzini <address@hidden>
---
target-i386/cpu.h | 6 +++---
target-i386/helper.c | 8 ++++----
2 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index e9cbdab..f88b675 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -1155,15 +1155,15 @@ static inline CPUX86State *cpu_init(const char
*cpu_model)
/* MMU modes definitions */
#define MMU_MODE0_SUFFIX _kernel
#define MMU_MODE1_SUFFIX _user
-#define MMU_MODE2_SUFFIX _ksmap /* Kernel with SMAP override */
+#define MMU_MODE2_SUFFIX _knosmap /* SMAP disabled or CPL<3 && AC=1 */
#define MMU_KERNEL_IDX 0
#define MMU_USER_IDX 1
-#define MMU_KSMAP_IDX 2
-static inline int cpu_mmu_index (CPUX86State *env)
+#define MMU_KNOSMAP_IDX 2
+static inline int cpu_mmu_index(CPUX86State *env)
{
return (env->hflags & HF_CPL_MASK) == 3 ? MMU_USER_IDX :
((env->hflags & HF_SMAP_MASK) && (env->eflags & AC_MASK))
- ? MMU_KSMAP_IDX : MMU_KERNEL_IDX;
+ ? MMU_KNOSMAP_IDX : MMU_KERNEL_IDX;
}
#define CC_DST (env->cc_dst)
diff --git a/target-i386/helper.c b/target-i386/helper.c
index 46d20e4..88bbe65 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -654,7 +654,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr,
goto do_fault_protect;
}
/* fall through */
- case MMU_KSMAP_IDX:
+ case MMU_KNOSMAP_IDX:
if (is_write1 == 2 && (env->cr[4] & CR4_SMEP_MASK) &&
(ptep & PG_USER_MASK)) {
goto do_fault_protect;
@@ -716,7 +716,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr,
goto do_fault_protect;
}
/* fall through */
- case MMU_KSMAP_IDX:
+ case MMU_KNOSMAP_IDX:
if (is_write1 == 2 && (env->cr[4] & CR4_SMEP_MASK) &&
(ptep & PG_USER_MASK)) {
goto do_fault_protect;
@@ -771,7 +771,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr,
goto do_fault_protect;
}
/* fall through */
- case MMU_KSMAP_IDX:
+ case MMU_KNOSMAP_IDX:
if (is_write1 == 2 && (env->cr[4] & CR4_SMEP_MASK) &&
(pde & PG_USER_MASK)) {
goto do_fault_protect;
@@ -828,7 +828,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr,
goto do_fault_protect;
}
/* fall through */
- case MMU_KSMAP_IDX:
+ case MMU_KNOSMAP_IDX:
if (is_write1 == 2 && (env->cr[4] & CR4_SMEP_MASK) &&
(ptep & PG_USER_MASK)) {
goto do_fault_protect;
--
1.8.3.1
- [Qemu-devel] [PATCH 00/20] target-i386: clean up and fix x86_cpu_handle_mmu_fault, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 02/20] target-i386: move check_io helpers to seg_helper.c, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 03/20] target-i386: fix kernel accesses with SMAP and CPL = 3, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 04/20] target-i386: simplify SMAP handling in MMU_KSMAP_IDX, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 01/20] target-i386: rename KSMAP to KNOSMAP,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 05/20] target-i386: fix coding standards in x86_cpu_handle_mmu_fault, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 06/20] target-i386: commonize checks for 2MB and 4KB pages, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 07/20] target-i386: commonize checks for 4MB and 4KB pages, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 08/20] target-i386: commonize checks for PAE and non-PAE, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 10/20] target-i386: introduce do_check_protect label, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 09/20] target-i386: tweak handling of PG_NX_MASK, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 12/20] target-i386: set correct error code for reserved bit access, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 13/20] target-i386: test reserved PS bit on PML4Es, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 11/20] target-i386: introduce support for 1 GB pages, Paolo Bonzini, 2014/05/27
- [Qemu-devel] [PATCH 14/20] target-i386: raise page fault for reserved physical address bits, Paolo Bonzini, 2014/05/27