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a1b0e46130
during my split of cpus.c, code line
"current_cpu = cpu"
was removed by mistake, causing hax to break.
This commit fixes the situation restoring it.
Reported-by: Volker Rümelin <vr_qemu@t-online.de>
Fixes: e92558e4bf
Signed-off-by: Claudio Fontana <cfontana@suse.de>
Message-Id: <20201016080032.13914-1-cfontana@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/*
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* QEMU HAX support
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*
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* Copyright IBM, Corp. 2008
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* Red Hat, Inc. 2008
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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* Glauber Costa <gcosta@redhat.com>
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*
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* Copyright (c) 2011 Intel Corporation
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* Written by:
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* Jiang Yunhong<yunhong.jiang@intel.com>
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* Xin Xiaohui<xiaohui.xin@intel.com>
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* Zhang Xiantao<xiantao.zhang@intel.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#include "qemu/osdep.h"
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#include "qemu/error-report.h"
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#include "qemu/main-loop.h"
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#include "sysemu/runstate.h"
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#include "sysemu/cpus.h"
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#include "qemu/guest-random.h"
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#include "hax-cpus.h"
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static void *hax_cpu_thread_fn(void *arg)
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{
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CPUState *cpu = arg;
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int r;
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rcu_register_thread();
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qemu_mutex_lock_iothread();
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qemu_thread_get_self(cpu->thread);
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cpu->thread_id = qemu_get_thread_id();
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current_cpu = cpu;
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hax_init_vcpu(cpu);
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cpu_thread_signal_created(cpu);
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qemu_guest_random_seed_thread_part2(cpu->random_seed);
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do {
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if (cpu_can_run(cpu)) {
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r = hax_smp_cpu_exec(cpu);
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if (r == EXCP_DEBUG) {
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cpu_handle_guest_debug(cpu);
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}
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}
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qemu_wait_io_event(cpu);
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} while (!cpu->unplug || cpu_can_run(cpu));
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rcu_unregister_thread();
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return NULL;
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}
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static void hax_start_vcpu_thread(CPUState *cpu)
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{
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char thread_name[VCPU_THREAD_NAME_SIZE];
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cpu->thread = g_malloc0(sizeof(QemuThread));
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cpu->halt_cond = g_malloc0(sizeof(QemuCond));
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qemu_cond_init(cpu->halt_cond);
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snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/HAX",
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cpu->cpu_index);
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qemu_thread_create(cpu->thread, thread_name, hax_cpu_thread_fn,
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cpu, QEMU_THREAD_JOINABLE);
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#ifdef _WIN32
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cpu->hThread = qemu_thread_get_handle(cpu->thread);
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#endif
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}
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const CpusAccel hax_cpus = {
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.create_vcpu_thread = hax_start_vcpu_thread,
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.kick_vcpu_thread = hax_kick_vcpu_thread,
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.synchronize_post_reset = hax_cpu_synchronize_post_reset,
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.synchronize_post_init = hax_cpu_synchronize_post_init,
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.synchronize_state = hax_cpu_synchronize_state,
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.synchronize_pre_loadvm = hax_cpu_synchronize_pre_loadvm,
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};
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