[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 1/2] [PATCH] hmp: dump ids includingsocket-id,
From: |
wang.yi59 |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] [PATCH] hmp: dump ids includingsocket-id, core-id and so on for 'info registers' |
Date: |
Sat, 22 Jul 2017 13:07:45 +0800 (CST) |
>On Fri, 22 Jul 2017 03:38:55 -0400
>Yi Wang <address@hidden> wrote:
>
>> This patch add output of CPUs' socket-id, core-id, thread-id and
>> apic-id for 'info registers', which can be used for querying other
>> hmp commands.
>>
>> Signed-off-by: Yi Wang <address@hidden>
>> Signed-off-by: Yun Liu <address@hidden>
>> ---
>> include/qom/cpu.h | 12 ++++++++++++
>> monitor.c | 1 +
>> qom/cpu.c | 10 ++++++++++
>> target/i386/cpu.c | 1 +
>> target/i386/cpu.h | 1 +
>> target/i386/helper.c | 13 +++++++++++++
>> 6 files changed, 38 insertions(+)
>>
>> diff --git a/include/qom/cpu.h b/include/qom/cpu.h
>> index 25eefea..4717bd7 100644
>> --- a/include/qom/cpu.h
>> +++ b/include/qom/cpu.h
>> @@ -92,6 +92,7 @@ struct TranslationBlock
>> * CPUs can use the default implementation of this method. This method
>> should
>> * not be used by any callers other than the pre-1.0 virtio devices.
>> * @memory_rw_debug: Callback for GDB memory access.
>> + * @dump_ids: Callback for dumping ids.
>> * @dump_state: Callback for dumping state.
>> * @dump_statistics: Callback for dumping statistics.
>> * @get_arch_id: Callback for getting architecture-dependent CPU ID.
>> @@ -156,6 +157,7 @@ typedef struct CPUClass {
>> bool (*virtio_is_big_endian)(CPUState *cpu)
>> int (*memory_rw_debug)(CPUState *cpu, vaddr addr,
>> uint8_t *buf, int len, bool is_write)
>> + void (*dump_ids)(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf)
>> void (*dump_state)(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
>> int flags)
>> GuestPanicInformation* (*get_crash_info)(CPUState *cpu)
>> @@ -518,6 +520,16 @@ enum CPUDumpFlags {
>> }
>>
>> /**
>> + * cpu_dump_ids:
>> + * @cpu: The CPU whose state is to be dumped.
>> + * @f: File to dump to.
>> + * @cpu_fprintf: Function to dump with.
>> + *
>> + * Dumps CPU socket-id, core-id, thread-id and apic-id.
>> + */
>> +void cpu_dump_ids(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf)
>> +
>> +/**
>> * cpu_dump_state:
>> * @cpu: The CPU whose state is to be dumped.
>> * @f: File to dump to.
>> diff --git a/monitor.c b/monitor.c
>> index 6d040e6..30f898c 100644
>> --- a/monitor.c
>> +++ b/monitor.c
>> @@ -1085,6 +1085,7 @@ static void hmp_info_registers(Monitor *mon, const
>> QDict *qdict)
>> if (all_cpus) {
>> CPU_FOREACH(cs) {
>> monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index)
>> + cpu_dump_ids(cs, (FILE *)mon, monitor_fprintf)
>> cpu_dump_state(cs, (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU)
>> }
>> } else {
>> diff --git a/qom/cpu.c b/qom/cpu.c
>> index 4f38db0..a9df661 100644
>> --- a/qom/cpu.c
>> +++ b/qom/cpu.c
>> @@ -242,6 +242,16 @@ GuestPanicInformation *cpu_get_crash_info(CPUState *cpu)
>> return res
>> }
>>
>> +void cpu_dump_ids(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf)
>> +{
>> + CPUClass *cc = CPU_GET_CLASS(cpu)
>> +
>> + if (cc->dump_ids) {
>> + cpu_synchronize_state(cpu)
>> + cc->dump_ids(cpu, f, cpu_fprintf)
>> + }
>> +}
>> +
>> void cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
>> int flags)
>> {
>> diff --git a/target/i386/cpu.c b/target/i386/cpu.c
>> index 0bbda76..0aa488f 100644
>> --- a/target/i386/cpu.c
>> +++ b/target/i386/cpu.c
>> @@ -4120,6 +4120,7 @@ static void x86_cpu_common_class_init(ObjectClass *oc,
>> void *data)
>> cc->do_interrupt = x86_cpu_do_interrupt
>> cc->cpu_exec_interrupt = x86_cpu_exec_interrupt
>> #endif
>> + cc->dump_ids = x86_cpu_dump_ids
>> cc->dump_state = x86_cpu_dump_state
>> cc->get_crash_info = x86_cpu_get_crash_info
>> cc->set_pc = x86_cpu_set_pc
>> diff --git a/target/i386/cpu.h b/target/i386/cpu.h
>> index 0518673..31ad681 100644
>> --- a/target/i386/cpu.h
>> +++ b/target/i386/cpu.h
>> @@ -1316,6 +1316,7 @@ int x86_cpu_write_elf32_qemunote(WriteCoreDumpFunction
>> f, CPUState *cpu,
>> void x86_cpu_get_memory_mapping(CPUState *cpu, MemoryMappingList *list,
>> Error **errp)
>>
>> +void x86_cpu_dump_ids(CPUState *cs, FILE *f, fprintf_function cpu_fprintf)
>> void x86_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
>> int flags)
>>
>> diff --git a/target/i386/helper.c b/target/i386/helper.c
>> index f63eb3d..fd4f1af 100644
>> --- a/target/i386/helper.c
>> +++ b/target/i386/helper.c
>> @@ -408,6 +408,19 @@ void x86_cpu_dump_local_apic_state(CPUState *cs, FILE
>> *f,
>> #define DUMP_CODE_BYTES_TOTAL 50
>> #define DUMP_CODE_BYTES_BACKWARD 20
>>
>> +void x86_cpu_dump_ids(CPUState *cs, FILE *f, fprintf_function cpu_fprintf)
>> +{
>
>
>> + X86CPU *cpu = X86_CPU(cs)
>> + APICCommonState *s = APIC_COMMON(cpu->apic_state)
>> + if (!s) {
>> + cpu_fprintf(f, "local apic state not available\n")
>> + return
>> + }
>> +
>> + cpu_fprintf(f, "(socket-id:%d core-id:%d thread-id:%d apic-id:%d)\n",
>> + cpu->socket_id, cpu->core_id, cpu->thread_id, s->id)
>
>I'd move this hunk into x86_cpu_dump_state() and drop the rest of the patch.
>
>If we'd need to generalize it for other targets, we could do it later.
Thanks, Igor.
Should I rework this patch as you said above and send it with the other [PATCH
2/2]
as a entire series then? If no, I will resend the new version of [PATCH 2/2]
only :)
---
Best wishes
Yi Wang
- Re: [Qemu-devel] [PATCH 1/2] [PATCH] hmp: dump ids includingsocket-id, core-id and so on for 'info registers',
wang.yi59 <=