diff mbox series

[PULL,2/6] riscv: Don't use stage-2 PTE lookup protection flags

Message ID 20200421191001.92644-3-palmerdabbelt@google.com (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Palmer Dabbelt April 21, 2020, 7:09 p.m. UTC 
From: Alistair Francis <alistair.francis@wdc.com>

When doing the fist of a two stage lookup (Hypervisor extensions) don't
set the current protection flags from the second stage lookup of the
base address PTE.

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
---
 target/riscv/cpu_helper.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index e2da2a4787..48e112808b 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -452,10 +452,11 @@  restart:
         hwaddr pte_addr;
 
         if (two_stage && first_stage) {
+            int vbase_prot;
             hwaddr vbase;
 
             /* Do the second stage translation on the base PTE address. */
-            get_physical_address(env, &vbase, prot, base, access_type,
+            get_physical_address(env, &vbase, &vbase_prot, base, access_type,
                                  mmu_idx, false, true);
 
             pte_addr = vbase + idx * ptesize;