[PULL,33/34] target/ppc: Remove redundant mask in DCBZ
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Message ID 20200131060924.147449-34-david@gibson.dropbear.id.au
State New
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Series
  • [PULL,01/34] ppc/pnv: use QEMU unit definition MiB
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Commit Message

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

The value of addr has already been masked, just above.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200129235040.24022-4-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(-)

Patch
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diff --git a/target/ppc/mem_helper.c b/target/ppc/mem_helper.c
index e7d3a79d96..0cb78777e7 100644
--- a/target/ppc/mem_helper.c
+++ b/target/ppc/mem_helper.c
@@ -293,7 +293,7 @@  static void dcbz_common(CPUPPCState *env, target_ulong addr,
     addr &= mask;
 
     /* Check reservation */
-    if ((env->reserve_addr & mask) == (addr & mask))  {
+    if ((env->reserve_addr & mask) == addr)  {
         env->reserve_addr = (target_ulong)-1ULL;
     }