Re: [PATCH 03/10] accel/tcg: move i386 halt handling to sysemu_ops

[Philippe Mathieu-Daudé]

On 20/3/23 11:10, Alex Bennée wrote:
> We don't want to be polluting the core run loop code with target
> specific handling, punt it to sysemu_ops where it belongs.
>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> ---
>   include/hw/core/sysemu-cpu-ops.h |  5 +++++
>   target/i386/cpu-internal.h       |  1 +
>   accel/tcg/cpu-exec.c             | 14 +++-----------
>   target/i386/cpu-sysemu.c         | 12 ++++++++++++
>   target/i386/cpu.c                |  1 +
>   5 files changed, 22 insertions(+), 11 deletions(-)

> diff --git a/target/i386/cpu-sysemu.c b/target/i386/cpu-sysemu.c
> index 28115edf44..e545bf7590 100644
> --- a/target/i386/cpu-sysemu.c
> +++ b/target/i386/cpu-sysemu.c
> @@ -18,6 +18,7 @@
>    */
>   
>   #include "qemu/osdep.h"
> +#include "qemu/main-loop.h"
>   #include "cpu.h"
>   #include "sysemu/xen.h"
>   #include "sysemu/whpx.h"
Missing "hw/i386/apic.h" which declares apic_poll_irq() ...


> @@ -310,6 +311,17 @@ void x86_cpu_apic_realize(X86CPU *cpu, Error **errp)
>        }
>   }
>   
> +void x86_cpu_handle_halt(CPUState *cpu)
> +{
> +    if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
> +        X86CPU *x86_cpu = X86_CPU(cpu);
> +        qemu_mutex_lock_iothread();
> +        apic_poll_irq(x86_cpu->apic_state);
... used here.

> +        cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL);
> +        qemu_mutex_unlock_iothread();
> +    }
> +}
Otherwise,

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>