diff mbox series

[v10,66/73] riscv: convert to cpu_has_work_with_iothread_lock

Message ID 20200617210231.4393-67-robert.foley@linaro.org
State New
Headers show
Series per-CPU locks | expand

Commit Message

Robert Foley June 17, 2020, 9:02 p.m. UTC 
From: "Emilio G. Cota" <cota@braap.org>


Soon we will call cpu_has_work without the BQL.

Cc: Sagar Karandikar <sagark@eecs.berkeley.edu>
Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Reviewed-by: Palmer Dabbelt <palmer@dabbelt.com>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>

Signed-off-by: Emilio G. Cota <cota@braap.org>

Signed-off-by: Robert Foley <robert.foley@linaro.org>

---
 target/riscv/cpu.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

-- 
2.17.1
diff mbox series

Patch

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 3a6d202d03..d56ba65b32 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -310,6 +310,9 @@  static bool riscv_cpu_has_work(CPUState *cs)
 #ifndef CONFIG_USER_ONLY
     RISCVCPU *cpu = RISCV_CPU(cs);
     CPURISCVState *env = &cpu->env;
+
+    g_assert(qemu_mutex_iothread_locked());
+
     /*
      * Definition of the WFI instruction requires it to ignore the privilege
      * mode and delegation registers, but respect individual enables
@@ -510,7 +513,7 @@  static void riscv_cpu_class_init(ObjectClass *c, void *data)
     device_class_set_parent_reset(dc, riscv_cpu_reset, &mcc->parent_reset);
 
     cc->class_by_name = riscv_cpu_class_by_name;
-    cc->has_work = riscv_cpu_has_work;
+    cc->has_work_with_iothread_lock = riscv_cpu_has_work;
     cc->do_interrupt = riscv_cpu_do_interrupt;
     cc->cpu_exec_interrupt = riscv_cpu_exec_interrupt;
     cc->dump_state = riscv_cpu_dump_state;