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cpus: Move CPU code from exec.c to cpus-common.c

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This code was introduced with SMP support in commit 6a00d60127,
later commit 267f685b8b moved CPU list management to common code
but forgot this code. Move now and simplify ifdef'ry.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200702104017.14057-1-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-07-02 12:40:17 +02:00 • committed by Paolo Bonzini
parent cbe0dad190
commit 421a75e283
2 changed files with 18 additions and 22 deletions
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18
cpus-common.c
View file

@ -72,6 +72,8 @@ static int cpu_get_free_index(void)
return max_cpu_index; return max_cpu_index;
} }
CPUTailQ cpus = QTAILQ_HEAD_INITIALIZER(cpus);
void cpu_list_add(CPUState *cpu) void cpu_list_add(CPUState *cpu)
{ {
QEMU_LOCK_GUARD(&qemu_cpu_list_lock); QEMU_LOCK_GUARD(&qemu_cpu_list_lock);
@ -96,6 +98,22 @@ void cpu_list_remove(CPUState *cpu)
cpu->cpu_index = UNASSIGNED_CPU_INDEX; cpu->cpu_index = UNASSIGNED_CPU_INDEX;
} }
CPUState *qemu_get_cpu(int index)
{
CPUState *cpu;
CPU_FOREACH(cpu) {
if (cpu->cpu_index == index) {
return cpu;
}
}
return NULL;
}
/* current CPU in the current thread. It is only valid inside cpu_exec() */
__thread CPUState *current_cpu;
struct qemu_work_item { struct qemu_work_item {
QSIMPLEQ_ENTRY(qemu_work_item) node; QSIMPLEQ_ENTRY(qemu_work_item) node;
run_on_cpu_func func; run_on_cpu_func func;

22
exec.c
View file

@ -98,12 +98,6 @@ AddressSpace address_space_memory;
static MemoryRegion io_mem_unassigned; static MemoryRegion io_mem_unassigned;
#endif #endif
CPUTailQ cpus = QTAILQ_HEAD_INITIALIZER(cpus);
/* current CPU in the current thread. It is only valid inside
cpu_exec() */
__thread CPUState *current_cpu;
uintptr_t qemu_host_page_size; uintptr_t qemu_host_page_size;
intptr_t qemu_host_page_mask; intptr_t qemu_host_page_mask;
@ -832,22 +826,6 @@ const VMStateDescription vmstate_cpu_common = {
} }
}; };
#endif
CPUState *qemu_get_cpu(int index)
{
CPUState *cpu;
CPU_FOREACH(cpu) {
if (cpu->cpu_index == index) {
return cpu;
}
}
return NULL;
}
#if !defined(CONFIG_USER_ONLY)
void cpu_address_space_init(CPUState *cpu, int asidx, void cpu_address_space_init(CPUState *cpu, int asidx,
const char *prefix, MemoryRegion *mr) const char *prefix, MemoryRegion *mr)
{ {