[RFC PATCH 1/7] cpus: Restrict CPU_FOREACH_SAFE() to user emulation

Philippe Mathieu-Daudé posted 7 patches 3 months ago
[RFC PATCH 1/7] cpus: Restrict CPU_FOREACH_SAFE() to user emulation
Posted by Philippe Mathieu-Daudé 3 months ago
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 include/hw/core/cpu.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index c3ca0babcb3..48d90f50a71 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -594,8 +594,11 @@ extern CPUTailQ cpus_queue;
 #define first_cpu        QTAILQ_FIRST_RCU(&cpus_queue)
 #define CPU_NEXT(cpu)    QTAILQ_NEXT_RCU(cpu, node)
 #define CPU_FOREACH(cpu) QTAILQ_FOREACH_RCU(cpu, &cpus_queue, node)
+
+#if defined(CONFIG_USER_ONLY)
 #define CPU_FOREACH_SAFE(cpu, next_cpu) \
     QTAILQ_FOREACH_SAFE_RCU(cpu, &cpus_queue, node, next_cpu)
+#endif
 
 extern __thread CPUState *current_cpu;
 
-- 
2.47.1


Re: [RFC PATCH 1/7] cpus: Restrict CPU_FOREACH_SAFE() to user emulation
Posted by Daniel Henrique Barboza 3 months ago
Perhaps add in the commit msg something like "it's only being used in
bsd-user and linux-user code"

On 1/6/25 5:02 PM, Philippe Mathieu-Daudé wrote:
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---

Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>

>   include/hw/core/cpu.h | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
> index c3ca0babcb3..48d90f50a71 100644
> --- a/include/hw/core/cpu.h
> +++ b/include/hw/core/cpu.h
> @@ -594,8 +594,11 @@ extern CPUTailQ cpus_queue;
>   #define first_cpu        QTAILQ_FIRST_RCU(&cpus_queue)
>   #define CPU_NEXT(cpu)    QTAILQ_NEXT_RCU(cpu, node)
>   #define CPU_FOREACH(cpu) QTAILQ_FOREACH_RCU(cpu, &cpus_queue, node)
> +
> +#if defined(CONFIG_USER_ONLY)
>   #define CPU_FOREACH_SAFE(cpu, next_cpu) \
>       QTAILQ_FOREACH_SAFE_RCU(cpu, &cpus_queue, node, next_cpu)
> +#endif
>   
>   extern __thread CPUState *current_cpu;
>