linux-kernel - Re: [PATCH 1/5] compat: Declare compat_sys_sigpending and compat_sys

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Message-ID: <20150126173233.GE14048@e104818-lin.cambridge.arm.com>
Date:	Mon, 26 Jan 2015 17:32:33 +0000
From:	Catalin Marinas <catalin.marinas@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH 1/5] compat: Declare compat_sys_sigpending and
 compat_sys_sigprocmask prototypes

On Fri, Jan 09, 2015 at 03:57:24PM +0000, Catalin Marinas wrote:
> __ARCH_WANT_SYS_SIGPENDING or __ARCH_WANT_SYS_SIGPROGMASK may be defined
> for compat support but the corresponding prototypes are missing from
> linux/compat.h.
> 
> Signed-off-by: Catalin Marinas <catalin.marinas@....com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Arnd Bergmann <arnd@...db.de>

Same with this patch, trivial addition of two prototypes.

Thanks.

>  include/linux/compat.h | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/include/linux/compat.h b/include/linux/compat.h
> index 7450ca2ac1fc..ab25814690bc 100644
> --- a/include/linux/compat.h
> +++ b/include/linux/compat.h
> @@ -689,6 +689,15 @@ asmlinkage long compat_sys_sendfile64(int out_fd, int in_fd,
>  asmlinkage long compat_sys_sigaltstack(const compat_stack_t __user *uss_ptr,
>  				       compat_stack_t __user *uoss_ptr);
>  
> +#ifdef __ARCH_WANT_SYS_SIGPENDING
> +asmlinkage long compat_sys_sigpending(compat_old_sigset_t __user *set);
> +#endif
> +
> +#ifdef __ARCH_WANT_SYS_SIGPROCMASK
> +asmlinkage long compat_sys_sigprocmask(int how, compat_old_sigset_t __user *nset,
> +				       compat_old_sigset_t __user *oset);
> +#endif
> +
>  int compat_restore_altstack(const compat_stack_t __user *uss);
>  int __compat_save_altstack(compat_stack_t __user *, unsigned long);
>  #define compat_save_altstack_ex(uss, sp) do { \
--
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