Re: [PATCH 14/24] exec: Declare tlb_init/destroy() in 'exec/cputlb.h'

[Pierrick Bouvier]

On 11/13/24 17:12, Philippe Mathieu-Daudé wrote:
> Move CPU TLB related methods to "exec/cputlb.h".
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
>   include/exec/cputlb.h   | 28 +++++++++++++++++++++++-----
>   include/exec/exec-all.h | 17 -----------------
>   accel/tcg/cpu-exec.c    |  1 +
>   3 files changed, 24 insertions(+), 22 deletions(-)
>
> diff --git a/include/exec/cputlb.h b/include/exec/cputlb.h
> index 6cac7d530f..5386e53806 100644
> --- a/include/exec/cputlb.h
> +++ b/include/exec/cputlb.h
> @@ -22,15 +22,33 @@
>   
>   #include "exec/cpu-common.h"
>   
> -#ifdef CONFIG_TCG
> +#if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY)
> +
> +/**
> + * tlb_init - initialize a CPU's TLB
> + * @cpu: CPU whose TLB should be initialized
> + */
> +void tlb_init(CPUState *cpu);
> +
> +/**
> + * tlb_destroy - destroy a CPU's TLB
> + * @cpu: CPU whose TLB should be destroyed
> + */
> +void tlb_destroy(CPUState *cpu);
>   
> -#if !defined(CONFIG_USER_ONLY)
> -/* cputlb.c */
>   void tlb_protect_code(ram_addr_t ram_addr);
>   void tlb_unprotect_code(ram_addr_t ram_addr);
> -#endif
>   
> -#endif /* CONFIG_TCG */
> +#else
> +
> +static inline void tlb_init(CPUState *cpu)
> +{
> +}
> +static inline void tlb_destroy(CPUState *cpu)
> +{
> +}
> +
> +#endif /* CONFIG_TCG && !CONFIG_USER_ONLY */
>   
>   #ifndef CONFIG_USER_ONLY
>   
> diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
> index 2c06e54387..d792203773 100644
> --- a/include/exec/exec-all.h
> +++ b/include/exec/exec-all.h
> @@ -47,17 +47,6 @@ static inline bool cpu_loop_exit_requested(CPUState *cpu)
>   }
>   
>   #if !defined(CONFIG_USER_ONLY) && defined(CONFIG_TCG)
> -/* cputlb.c */
> -/**
> - * tlb_init - initialize a CPU's TLB
> - * @cpu: CPU whose TLB should be initialized
> - */
> -void tlb_init(CPUState *cpu);
> -/**
> - * tlb_destroy - destroy a CPU's TLB
> - * @cpu: CPU whose TLB should be destroyed
> - */
> -void tlb_destroy(CPUState *cpu);
>   /**
>    * tlb_flush_page:
>    * @cpu: CPU whose TLB should be flushed
> @@ -242,12 +231,6 @@ void tlb_set_page(CPUState *cpu, vaddr addr,
>                     hwaddr paddr, int prot,
>                     int mmu_idx, vaddr size);
>   #else
> -static inline void tlb_init(CPUState *cpu)
> -{
> -}
> -static inline void tlb_destroy(CPUState *cpu)
> -{
> -}
>   static inline void tlb_flush_page(CPUState *cpu, vaddr addr)
>   {
>   }
> diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
> index 8163295f34..8770493590 100644
> --- a/accel/tcg/cpu-exec.c
> +++ b/accel/tcg/cpu-exec.c
> @@ -24,6 +24,7 @@
>   #include "hw/core/tcg-cpu-ops.h"
>   #include "trace.h"
>   #include "disas/disas.h"
> +#include "exec/cputlb.h"
>   #include "exec/exec-all.h"
>   #include "tcg/tcg.h"
>   #include "qemu/atomic.h"

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>