Re: [PATCH] linux-user: target: signal: Support TARGET_SS_AUTODISARM

[Laurent Vivier]

Le 08/10/2020 à 06:31, chengang@emindsoft.com.cn a écrit :
> From: Chen Gang <chengang@emindsoft.com.cn>
> 
> Add definitions to pass building.
> 
> Signed-off-by: Chen Gang <chengang@emindsoft.com.cn>
> ---
>  linux-user/alpha/target_signal.h  | 6 ++++++
>  linux-user/hppa/target_signal.h   | 5 +++++
>  linux-user/mips/target_signal.h   | 6 ++++++
>  linux-user/mips64/target_signal.h | 5 +++++
>  linux-user/sparc/target_signal.h  | 6 ++++++
>  5 files changed, 28 insertions(+)
> 
> diff --git a/linux-user/alpha/target_signal.h 
> b/linux-user/alpha/target_signal.h
> index cd63d59fde..241e207815 100644
> --- a/linux-user/alpha/target_signal.h
> +++ b/linux-user/alpha/target_signal.h
> @@ -93,4 +93,10 @@ typedef struct target_sigaltstack {
>  #define TARGET_GEN_SUBRNG7     -25
>  
>  #define TARGET_ARCH_HAS_SETUP_FRAME
> +
> +/* bit-flags */
> +#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
> +/* mask for all SS_xxx flags */
> +#define TARGET_SS_FLAG_BITS  TARGET_SS_AUTODISARM
> +
>  #endif /* ALPHA_TARGET_SIGNAL_H */
> diff --git a/linux-user/hppa/target_signal.h b/linux-user/hppa/target_signal.h
> index c2a0102ed7..2c9d4e611e 100644
> --- a/linux-user/hppa/target_signal.h
> +++ b/linux-user/hppa/target_signal.h
> @@ -66,4 +66,9 @@ typedef struct target_sigaltstack {
>  #define TARGET_MINSIGSTKSZ   2048
>  #define TARGET_SIGSTKSZ              8192
>  
> +/* bit-flags */
> +#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
> +/* mask for all SS_xxx flags */
> +#define TARGET_SS_FLAG_BITS  TARGET_SS_AUTODISARM
> +
>  #endif /* HPPA_TARGET_SIGNAL_H */
> diff --git a/linux-user/mips/target_signal.h b/linux-user/mips/target_signal.h
> index 66e1ad44a6..4fdf15e279 100644
> --- a/linux-user/mips/target_signal.h
> +++ b/linux-user/mips/target_signal.h
> @@ -73,4 +73,10 @@ typedef struct target_sigaltstack {
>  /* compare linux/arch/mips/kernel/signal.c:setup_frame() */
>  #define TARGET_ARCH_HAS_SETUP_FRAME
>  #endif
> +
> +/* bit-flags */
> +#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
> +/* mask for all SS_xxx flags */
> +#define TARGET_SS_FLAG_BITS  TARGET_SS_AUTODISARM
> +
>  #endif /* MIPS_TARGET_SIGNAL_H */
> diff --git a/linux-user/mips64/target_signal.h 
> b/linux-user/mips64/target_signal.h
> index 753e91fbd6..93c64df3b7 100644
> --- a/linux-user/mips64/target_signal.h
> +++ b/linux-user/mips64/target_signal.h
> @@ -68,4 +68,9 @@ typedef struct target_sigaltstack {
>  #define TARGET_MINSIGSTKSZ    2048
>  #define TARGET_SIGSTKSZ       8192
>  
> +/* bit-flags */
> +#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
> +/* mask for all SS_xxx flags */
> +#define TARGET_SS_FLAG_BITS  TARGET_SS_AUTODISARM
> +
>  #endif /* MIPS64_TARGET_SIGNAL_H */
> diff --git a/linux-user/sparc/target_signal.h 
> b/linux-user/sparc/target_signal.h
> index 5cc40327d2..a465d699d2 100644
> --- a/linux-user/sparc/target_signal.h
> +++ b/linux-user/sparc/target_signal.h
> @@ -68,4 +68,10 @@ typedef struct target_sigaltstack {
>  #define TARGET_SIGSTKSZ              16384
>  
>  #define TARGET_ARCH_HAS_SETUP_FRAME
> +
> +/* bit-flags */
> +#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
> +/* mask for all SS_xxx flags */
> +#define TARGET_SS_FLAG_BITS  TARGET_SS_AUTODISARM
> +
>  #endif /* SPARC_TARGET_SIGNAL_H */
> 

Reviewed-by: Laurent Vivier <laurent@vivier.eu>