diff mbox series

[PULL,34/34] target/ppc: Use probe_write for DCBZ

Message ID 20200131060924.147449-35-david@gibson.dropbear.id.au
State New
Headers show
Series [PULL,01/34] ppc/pnv: use QEMU unit definition MiB | expand

Commit Message

David Gibson Jan. 31, 2020, 6:09 a.m. UTC
From: Richard Henderson <richard.henderson@linaro.org>

Using probe_write instead of tlb_vaddr_to_host means that we
process watchpoints and notdirty pages more efficiently.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200129235040.24022-5-richard.henderson@linaro.org>
Tested-by: Howard Spoelstra <hsp.cat7@gmail.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 target/ppc/mem_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/ppc/mem_helper.c b/target/ppc/mem_helper.c
index 0cb78777e7..98f589552b 100644
--- a/target/ppc/mem_helper.c
+++ b/target/ppc/mem_helper.c
@@ -298,7 +298,7 @@  static void dcbz_common(CPUPPCState *env, target_ulong addr,
     }
 
     /* Try fast path translate */
-    haddr = tlb_vaddr_to_host(env, addr, MMU_DATA_STORE, mmu_idx);
+    haddr = probe_write(env, addr, dcbz_size, mmu_idx, retaddr);
     if (haddr) {
         memset(haddr, 0, dcbz_size);
     } else {