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[PULL 77/89] target/riscv: Suppress pte update with is_debug
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From: |
Alistair Francis |
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Subject: |
[PULL 77/89] target/riscv: Suppress pte update with is_debug |
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Date: |
Fri, 5 May 2023 11:02:29 +1000 |
From: Richard Henderson <richard.henderson@linaro.org>
The debugger should not modify PTE_A or PTE_D.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Tested-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230325105429.1142530-22-richard.henderson@linaro.org>
Message-Id: <20230412114333.118895-22-richard.henderson@linaro.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
target/riscv/cpu_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index c2d083f029..6dc3fdf594 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -1001,7 +1001,7 @@ restart:
(access_type == MMU_DATA_STORE ? PTE_D : 0);
/* Page table updates need to be atomic with MTTCG enabled */
- if (updated_pte != pte) {
+ if (updated_pte != pte && !is_debug) {
if (!hade) {
return TRANSLATE_FAIL;
}
--
2.40.0
- [PULL 68/89] target/riscv: Introduce mmuidx_sum, (continued)
- [PULL 68/89] target/riscv: Introduce mmuidx_sum, Alistair Francis, 2023/05/04
- [PULL 64/89] target/riscv: Reduce overhead of MSTATUS_SUM change, Alistair Francis, 2023/05/04
- [PULL 66/89] target/riscv: Handle HLV, HSV via helpers, Alistair Francis, 2023/05/04
- [PULL 70/89] target/riscv: Introduce mmuidx_2stage, Alistair Francis, 2023/05/04
- [PULL 69/89] target/riscv: Introduce mmuidx_priv, Alistair Francis, 2023/05/04
- [PULL 71/89] target/riscv: Move hstatus.spvp check to check_access_hlsv, Alistair Francis, 2023/05/04
- [PULL 72/89] target/riscv: Set MMU_2STAGE_BIT in riscv_cpu_mmu_index, Alistair Francis, 2023/05/04
- [PULL 74/89] target/riscv: Hoist second stage mode change to callers, Alistair Francis, 2023/05/04
- [PULL 73/89] target/riscv: Check SUM in the correct register, Alistair Francis, 2023/05/04
- [PULL 75/89] target/riscv: Hoist pbmte and hade out of the level loop, Alistair Francis, 2023/05/04
- [PULL 77/89] target/riscv: Suppress pte update with is_debug,
Alistair Francis <=
- [PULL 76/89] target/riscv: Move leaf pte processing out of level loop, Alistair Francis, 2023/05/04
- [PULL 78/89] target/riscv: Don't modify SUM with is_debug, Alistair Francis, 2023/05/04
- [PULL 81/89] target/riscv: Reorg sum check in get_physical_address, Alistair Francis, 2023/05/04
- [PULL 79/89] target/riscv: Merge checks for reserved pte flags, Alistair Francis, 2023/05/04
- [PULL 80/89] target/riscv: Reorg access check in get_physical_address, Alistair Francis, 2023/05/04
- [PULL 83/89] target/riscv: add CPU QOM header, Alistair Francis, 2023/05/04
- [PULL 86/89] target/riscv: Restore the predicate() NULL check behavior, Alistair Francis, 2023/05/04
- [PULL 84/89] target/riscv: add query-cpy-definitions support, Alistair Francis, 2023/05/04