diff options
Diffstat (limited to 'target-i386/helper2.c')
| -rw-r--r-- | target-i386/helper2.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target-i386/helper2.c b/target-i386/helper2.c index 47a93cddfa..f5c31d0df0 100644 --- a/target-i386/helper2.c +++ b/target-i386/helper2.c @@ -320,7 +320,7 @@ int cpu_x86_handle_mmu_fault(CPUX86State *env, uint32_t addr, if (is_write && !(pde & PG_RW_MASK)) goto do_fault_protect; } else { - if ((env->cr[0] & CR0_WP_MASK) && (pde & PG_USER_MASK) && + if ((env->cr[0] & CR0_WP_MASK) && is_write && !(pde & PG_RW_MASK)) goto do_fault_protect; } @@ -358,7 +358,7 @@ int cpu_x86_handle_mmu_fault(CPUX86State *env, uint32_t addr, if (is_write && !(ptep & PG_RW_MASK)) goto do_fault_protect; } else { - if ((env->cr[0] & CR0_WP_MASK) && (ptep & PG_USER_MASK) && + if ((env->cr[0] & CR0_WP_MASK) && is_write && !(ptep & PG_RW_MASK)) goto do_fault_protect; } @@ -382,7 +382,7 @@ int cpu_x86_handle_mmu_fault(CPUX86State *env, uint32_t addr, if (ptep & PG_RW_MASK) prot |= PROT_WRITE; } else { - if (!(env->cr[0] & CR0_WP_MASK) || !(ptep & PG_USER_MASK) || + if (!(env->cr[0] & CR0_WP_MASK) || (ptep & PG_RW_MASK)) prot |= PROT_WRITE; } |