diff mbox series

[18/27] target/s390x: Always use cpu_atomic_cmpxchgl_be_mmu in do_csst

Message ID 20230520162634.3991009-19-richard.henderson@linaro.org
State New
Headers show
Series accel/tcg: Improvements to atomic128.h | expand

Commit Message

Richard Henderson May 20, 2023, 4:26 p.m. UTC 
Eliminate the CONFIG_USER_ONLY specialization.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
Cc: qemu-s390x@nongnu.org
Cc: David Hildenbrand <david@redhat.com>
Cc: Ilya Leoshkevich <iii@linux.ibm.com>
---
 target/s390x/tcg/mem_helper.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

Comments

David Hildenbrand May 22, 2023, 8:44 a.m. UTC | #1 
On 20.05.23 18:26, Richard Henderson wrote:
> Eliminate the CONFIG_USER_ONLY specialization.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> Cc: qemu-s390x@nongnu.org
> Cc: David Hildenbrand <david@redhat.com>
> Cc: Ilya Leoshkevich <iii@linux.ibm.com>
> ---

Reviewed-by: David Hildenbrand <david@redhat.com>
diff mbox series

Patch

diff --git a/target/s390x/tcg/mem_helper.c b/target/s390x/tcg/mem_helper.c
index b6cf24403c..bad789a742 100644
--- a/target/s390x/tcg/mem_helper.c
+++ b/target/s390x/tcg/mem_helper.c
@@ -1798,13 +1798,7 @@  static uint32_t do_csst(CPUS390XState *env, uint32_t r3, uint64_t a1,
             uint32_t ov;
 
             if (parallel) {
-#ifdef CONFIG_USER_ONLY
-                uint32_t *haddr = g2h(env_cpu(env), a1);
-                ov = qatomic_cmpxchg__nocheck(haddr, cv, nv);
-#else
-                MemOpIdx oi = make_memop_idx(MO_TEUL | MO_ALIGN, mem_idx);
-                ov = cpu_atomic_cmpxchgl_be_mmu(env, a1, cv, nv, oi, ra);
-#endif
+                ov = cpu_atomic_cmpxchgl_be_mmu(env, a1, cv, nv, oi4, ra);
             } else {
                 ov = cpu_ldl_mmu(env, a1, oi4, ra);
                 cpu_stl_mmu(env, a1, (ov == cv ? nv : ov), oi4, ra);