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[Qemu-devel] [PATCH 21/35] target/openrisc: access cpu->interrupt_reques
From: |
Emilio G. Cota |
Subject: |
[Qemu-devel] [PATCH 21/35] target/openrisc: access cpu->interrupt_request with atomics |
Date: |
Mon, 17 Sep 2018 12:30:49 -0400 |
From: Paolo Bonzini <address@hidden>
Cc: Stafford Horne <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
Signed-off-by: Emilio G. Cota <address@hidden>
---
hw/openrisc/cputimer.c | 2 +-
target/openrisc/cpu.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/hw/openrisc/cputimer.c b/hw/openrisc/cputimer.c
index 850f88761c..4d1b638025 100644
--- a/hw/openrisc/cputimer.c
+++ b/hw/openrisc/cputimer.c
@@ -102,7 +102,7 @@ static void openrisc_timer_cb(void *opaque)
CPUState *cs = CPU(cpu);
cpu->env.ttmr |= TTMR_IP;
- cs->interrupt_request |= CPU_INTERRUPT_TIMER;
+ atomic_or(&cs->interrupt_request, CPU_INTERRUPT_TIMER);
}
switch (cpu->env.ttmr & TTMR_M) {
diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c
index fb7cb5c507..269c947f05 100644
--- a/target/openrisc/cpu.c
+++ b/target/openrisc/cpu.c
@@ -32,8 +32,8 @@ static void openrisc_cpu_set_pc(CPUState *cs, vaddr value)
static bool openrisc_cpu_has_work(CPUState *cs)
{
- return cs->interrupt_request & (CPU_INTERRUPT_HARD |
- CPU_INTERRUPT_TIMER);
+ return atomic_read(&cs->interrupt_request) & (CPU_INTERRUPT_HARD |
+ CPU_INTERRUPT_TIMER);
}
static void openrisc_disas_set_info(CPUState *cpu, disassemble_info *info)
--
2.17.1
- Re: [Qemu-devel] [PATCH 28/35] exec: access cpu->interrupt_request with atomics, (continued)
- [Qemu-devel] [PATCH 12/35] hax: access cpu->interrupt_request with atomics, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 14/35] whpx: access cpu->interrupt_request with atomics, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 35/35] exec: push BQL down to cpu->cpu_exec_interrupt, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 19/35] target/moxie: access cpu->interrupt_request with atomics, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 21/35] target/openrisc: access cpu->interrupt_request with atomics,
Emilio G. Cota <=
- [Qemu-devel] [PATCH 24/35] target/sh4: access cpu->interrupt_request with atomics, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 27/35] hw/sparc64: access cpu->interrupt_request with atomics, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 26/35] target/unicore32: access cpu->interrupt_request with atomics, Emilio G. Cota, 2018/09/17
- [Qemu-devel] [PATCH 30/35] tcg: drop BQL assertion from tcg_handle_interrupt, Emilio G. Cota, 2018/09/17