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[PATCH v9 69/74] xtensa: convert to cpu_has_work_with_iothread_lock
From: |
Robert Foley |
Subject: |
[PATCH v9 69/74] xtensa: convert to cpu_has_work_with_iothread_lock |
Date: |
Thu, 21 May 2020 12:40:06 -0400 |
From: "Emilio G. Cota" <address@hidden>
Soon we will call cpu_has_work without the BQL.
Cc: Max Filippov <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: Emilio G. Cota <address@hidden>
Signed-off-by: Robert Foley <address@hidden>
---
target/xtensa/cpu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c
index fda4a73722..0f96483563 100644
--- a/target/xtensa/cpu.c
+++ b/target/xtensa/cpu.c
@@ -47,6 +47,8 @@ static bool xtensa_cpu_has_work(CPUState *cs)
#ifndef CONFIG_USER_ONLY
XtensaCPU *cpu = XTENSA_CPU(cs);
+ g_assert(qemu_mutex_iothread_locked());
+
return !cpu->env.runstall && cpu->env.pending_irq_level;
#else
return true;
@@ -187,7 +189,7 @@ static void xtensa_cpu_class_init(ObjectClass *oc, void
*data)
device_class_set_parent_reset(dc, xtensa_cpu_reset, &xcc->parent_reset);
cc->class_by_name = xtensa_cpu_class_by_name;
- cc->has_work = xtensa_cpu_has_work;
+ cc->has_work_with_iothread_lock = xtensa_cpu_has_work;
cc->do_interrupt = xtensa_cpu_do_interrupt;
cc->cpu_exec_interrupt = xtensa_cpu_exec_interrupt;
cc->dump_state = xtensa_cpu_dump_state;
--
2.17.1
- [PATCH v9 60/74] accel/tcg: convert to cpu_interrupt_request, (continued)
- [PATCH v9 60/74] accel/tcg: convert to cpu_interrupt_request, Robert Foley, 2020/05/21
- [PATCH v9 62/74] cpu: call .cpu_has_work with the CPU lock held, Robert Foley, 2020/05/21
- [PATCH v9 59/74] microblaze: convert to cpu_interrupt_request, Robert Foley, 2020/05/21
- [PATCH v9 63/74] cpu: introduce cpu_has_work_with_iothread_lock, Robert Foley, 2020/05/21
- [PATCH v9 64/74] ppc: convert to cpu_has_work_with_iothread_lock, Robert Foley, 2020/05/21
- [PATCH v9 65/74] mips: convert to cpu_has_work_with_iothread_lock, Robert Foley, 2020/05/21
- [PATCH v9 67/74] riscv: convert to cpu_has_work_with_iothread_lock, Robert Foley, 2020/05/21
- [PATCH v9 66/74] s390x: convert to cpu_has_work_with_iothread_lock, Robert Foley, 2020/05/21
- [PATCH v9 68/74] sparc: convert to cpu_has_work_with_iothread_lock, Robert Foley, 2020/05/21
- [PATCH v9 69/74] xtensa: convert to cpu_has_work_with_iothread_lock,
Robert Foley <=
- [PATCH v9 70/74] cpu: rename all_cpu_threads_idle to qemu_tcg_rr_all_cpu_threads_idle, Robert Foley, 2020/05/21
- [PATCH v9 71/74] cpu: protect CPU state with cpu->lock instead of the BQL, Robert Foley, 2020/05/21
- [PATCH v9 72/74] cpus-common: release BQL earlier in run_on_cpu, Robert Foley, 2020/05/21
- [PATCH v9 73/74] cpu: add async_run_on_cpu_no_bql, Robert Foley, 2020/05/21
- [PATCH v9 74/74] cputlb: queue async flush jobs without the BQL, Robert Foley, 2020/05/21