cpu: initialize cpu->exception_index on reset

This unbreaks linux-user (broken by e511b4d, cpu-exec: reset exception_index
correctly, 2014-11-26).

Reported-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Tested-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Tested-by: Eduardo Habkost <ehabkost@redhat.com>
Message-id: 1418989994-17244-2-git-send-email-pbonzini@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Paolo Bonzini 2014-12-19 12:53:13 +01:00 committed by Peter Maydell
parent b574f60268
commit f9d8f66735
2 changed files with 1 additions and 3 deletions

3
cpus.c
View File

@ -940,7 +940,6 @@ static void *qemu_kvm_cpu_thread_fn(void *arg)
qemu_mutex_lock(&qemu_global_mutex);
qemu_thread_get_self(cpu->thread);
cpu->thread_id = qemu_get_thread_id();
cpu->exception_index = -1;
cpu->can_do_io = 1;
current_cpu = cpu;
@ -982,7 +981,6 @@ static void *qemu_dummy_cpu_thread_fn(void *arg)
qemu_mutex_lock_iothread();
qemu_thread_get_self(cpu->thread);
cpu->thread_id = qemu_get_thread_id();
cpu->exception_index = -1;
cpu->can_do_io = 1;
sigemptyset(&waitset);
@ -1026,7 +1024,6 @@ static void *qemu_tcg_cpu_thread_fn(void *arg)
CPU_FOREACH(cpu) {
cpu->thread_id = qemu_get_thread_id();
cpu->created = true;
cpu->exception_index = -1;
cpu->can_do_io = 1;
}
qemu_cond_signal(&qemu_cpu_cond);

View File

@ -249,6 +249,7 @@ static void cpu_common_reset(CPUState *cpu)
cpu->icount_extra = 0;
cpu->icount_decr.u32 = 0;
cpu->can_do_io = 0;
cpu->exception_index = -1;
memset(cpu->tb_jmp_cache, 0, TB_JMP_CACHE_SIZE * sizeof(void *));
}