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[v3,20/25] target/arm: Use get_phys_addr_with_struct for stage2

Message ID 20230222023336.915045-21-richard.henderson@linaro.org
State Superseded
Headers show
Series target/arm: Implement FEAT_RME | expand

Commit Message

Richard Henderson Feb. 22, 2023, 2:33 a.m. UTC 
This fixes a bug in which we failed to initialize
the result attributes properly after the memset.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/ptw.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

Comments

Philippe Mathieu-Daudé Feb. 22, 2023, 9:50 a.m. UTC | #1 
On 22/2/23 03:33, Richard Henderson wrote:
> This fixes a bug in which we failed to initialize
> the result attributes properly after the memset.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   target/arm/ptw.c | 11 +----------
>   1 file changed, 1 insertion(+), 10 deletions(-)
> 
> diff --git a/target/arm/ptw.c b/target/arm/ptw.c
> index 6fa3d33a4e..7e1aa34d24 100644
> --- a/target/arm/ptw.c
> +++ b/target/arm/ptw.c
> @@ -37,10 +37,6 @@ typedef struct S1Translate {
>       void *out_host;
>   } S1Translate;
>   
> -static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw,
> -                               uint64_t address, MMUAccessType access_type,
> -                               GetPhysAddrResult *result, ARMMMUFaultInfo *fi);
> -
>   static bool get_phys_addr_with_struct(CPUARMState *env, S1Translate *ptw,
>                                         target_ulong address,
>                                         MMUAccessType access_type,
> @@ -2859,12 +2855,7 @@ static bool get_phys_addr_twostage(CPUARMState *env, S1Translate *ptw,
>       cacheattrs1 = result->cacheattrs;
>       memset(result, 0, sizeof(*result));
>   
> -    if (arm_feature(env, ARM_FEATURE_PMSA)) {
> -        ret = get_phys_addr_pmsav8(env, ipa, access_type,
> -                                   ptw->in_mmu_idx, is_secure, result, fi);
> -    } else {
> -        ret = get_phys_addr_lpae(env, ptw, ipa, access_type, result, fi);
> -    }
> +    ret = get_phys_addr_with_struct(env, ptw, ipa, access_type, result, fi);
>       fi->s2addr = ipa;
>   
>       /* Combine the S1 and S2 perms.  */

LGTM but better have Peter double-check ;)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Peter Maydell Feb. 24, 2023, 3:06 p.m. UTC | #2 
On Wed, 22 Feb 2023 at 02:35, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> This fixes a bug in which we failed to initialize
> the result attributes properly after the memset.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM
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Patch

diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index 6fa3d33a4e..7e1aa34d24 100644
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -37,10 +37,6 @@  typedef struct S1Translate {
     void *out_host;
 } S1Translate;
 
-static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw,
-                               uint64_t address, MMUAccessType access_type,
-                               GetPhysAddrResult *result, ARMMMUFaultInfo *fi);
-
 static bool get_phys_addr_with_struct(CPUARMState *env, S1Translate *ptw,
                                       target_ulong address,
                                       MMUAccessType access_type,
@@ -2859,12 +2855,7 @@  static bool get_phys_addr_twostage(CPUARMState *env, S1Translate *ptw,
     cacheattrs1 = result->cacheattrs;
     memset(result, 0, sizeof(*result));
 
-    if (arm_feature(env, ARM_FEATURE_PMSA)) {
-        ret = get_phys_addr_pmsav8(env, ipa, access_type,
-                                   ptw->in_mmu_idx, is_secure, result, fi);
-    } else {
-        ret = get_phys_addr_lpae(env, ptw, ipa, access_type, result, fi);
-    }
+    ret = get_phys_addr_with_struct(env, ptw, ipa, access_type, result, fi);
     fi->s2addr = ipa;
 
     /* Combine the S1 and S2 perms.  */