On 2023/3/31 9:45, Weiwei Li wrote:
The existence of CF_PCREL can improve performance with the guest
kernel's address space randomization. Each guest process maps
libc.so (et al) at a different virtual address, and this allows
those translations to be shared.
Signed-off-by: Weiwei Li <liwei...@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqi...@iscas.ac.cn>
---
target/riscv/cpu.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 646fa31a59..3b562d5d9f 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -1193,6 +1193,8 @@ static void riscv_cpu_realize(DeviceState *dev, Error
**errp)
#ifndef CONFIG_USER_ONLY
+ cs->tcg_cflags |= CF_PCREL;
+
Reviewed-by: LIU Zhiwei <zhiwei_...@linux.alibaba.com>
Zhiwei
if (cpu->cfg.ext_sstc) {
riscv_timer_init(cpu);
}
