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From: Guo Ren <guoren@kernel.org>
To: "Dmitry V. Levin" <ldv@altlinux.org>
Cc: Paul Moore <paul@paul-moore.com>, Eric Paris <eparis@redhat.com>,
	Oleg Nesterov <oleg@redhat.com>,
	Andy Lutomirski <luto@kernel.org>,
	Elvira Khabirova <lineprinter@altlinux.org>,
	Eugene Syromyatnikov <esyr@redhat.com>,
	linux-audit@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 08/27] csky: define syscall_get_arch()
Date: Fri, 14 Dec 2018 12:44:12 +0800	[thread overview]
Message-ID: <20181214044412.GB15793@guoren-Inspiron-7460> (raw)
In-Reply-To: <20181213172207.GH6024@altlinux.org>

Thx Dmitry,

Reviewed-by: Guo Ren <guoren@kernel.org>

On Thu, Dec 13, 2018 at 08:22:07PM +0300, Dmitry V. Levin wrote:
> syscall_get_arch() is required to be implemented on all architectures
> in order to extend the generic ptrace API with PTRACE_GET_SYSCALL_INFO
> request.
> 
> Cc: Guo Ren <guoren@kernel.org>
> Cc: Paul Moore <paul@paul-moore.com>
> Cc: Eric Paris <eparis@redhat.com>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Andy Lutomirski <luto@kernel.org>
> Cc: Elvira Khabirova <lineprinter@altlinux.org>
> Cc: Eugene Syromyatnikov <esyr@redhat.com>
> Cc: linux-audit@redhat.com
> Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
> ---
> 
> Notes:
>     v6: unchanged
> 
>  arch/csky/include/asm/syscall.h | 7 +++++++
>  include/uapi/linux/audit.h      | 1 +
>  2 files changed, 8 insertions(+)
> 
> diff --git a/arch/csky/include/asm/syscall.h b/arch/csky/include/asm/syscall.h
> index 926a64a8b4ee..d637445737b7 100644
> --- a/arch/csky/include/asm/syscall.h
> +++ b/arch/csky/include/asm/syscall.h
> @@ -6,6 +6,7 @@
>  #include <linux/sched.h>
>  #include <linux/err.h>
>  #include <abi/regdef.h>
> +#include <uapi/linux/audit.h>
>  
>  static inline int
>  syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> @@ -68,4 +69,10 @@ syscall_set_arguments(struct task_struct *task, struct pt_regs *regs,
>  	memcpy(&regs->a1 + i * sizeof(regs->a1), args, n * sizeof(regs->a0));
>  }
>  
> +static inline int
> +syscall_get_arch(void)
> +{
> +	return AUDIT_ARCH_CSKY;
> +}
> +
>  #endif	/* __ASM_SYSCALL_H */
> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index 72aeea0a740d..55904a40d768 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -384,6 +384,7 @@ enum {
>  #define AUDIT_ARCH_C6X		(EM_TI_C6000|__AUDIT_ARCH_LE)
>  #define AUDIT_ARCH_C6XBE	(EM_TI_C6000)
>  #define AUDIT_ARCH_CRIS		(EM_CRIS|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_CSKY		(EM_CSKY|__AUDIT_ARCH_LE)
>  #define AUDIT_ARCH_FRV		(EM_FRV)
>  #define AUDIT_ARCH_I386		(EM_386|__AUDIT_ARCH_LE)
>  #define AUDIT_ARCH_IA64		(EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
> -- 
> ldv

  reply	other threads:[~2018-12-14  4:44 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20181213171833.GA5240@altlinux.org>
2018-12-13 17:21 ` [PATCH v6 01/27] asm-generic/syscall.h: prepare for inclusion by other files Dmitry V. Levin
2018-12-13 17:21 ` [PATCH v6 02/27] asm-generic/syscall.h: turn syscall_[gs]et_arguments into wrappers Dmitry V. Levin
2018-12-13 17:21 ` [PATCH v6 03/27] alpha: define remaining syscall_get_* functions Dmitry V. Levin
2018-12-13 17:21 ` [PATCH v6 04/27] Move EM_ARCOMPACT and EM_ARCV2 to uapi/linux/elf-em.h Dmitry V. Levin
2018-12-21  1:19   ` Dmitry V. Levin
2018-12-13 17:21 ` [PATCH v6 05/27] arc: define syscall_get_arch() Dmitry V. Levin
2018-12-21  1:21   ` Dmitry V. Levin
2018-12-13 17:21 ` [PATCH v6 06/27] c6x: " Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 07/27] elf-em.h: add EM_CSKY Dmitry V. Levin
2018-12-14  4:43   ` Guo Ren
2018-12-21  2:35     ` Dmitry V. Levin
2018-12-21 14:49       ` Guo Ren
2018-12-13 17:22 ` [PATCH v6 08/27] csky: define syscall_get_arch() Dmitry V. Levin
2018-12-14  4:44   ` Guo Ren [this message]
2018-12-21  2:36     ` Dmitry V. Levin
2018-12-21 14:48       ` Guo Ren
2018-12-13 17:22 ` [PATCH v6 09/27] h8300: define remaining syscall_get_* functions Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 10/27] Move EM_HEXAGON to uapi/linux/elf-em.h Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 11/27] hexagon: define remaining syscall_get_* functions Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 12/27] Move EM_NDS32 to uapi/linux/elf-em.h Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 13/27] nds32: define syscall_get_arch() Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 14/27] nios2: " Dmitry V. Levin
2018-12-13 17:22 ` [PATCH v6 15/27] m68k: add asm/syscall.h Dmitry V. Levin
2018-12-13 17:23 ` [PATCH v6 16/27] mips: define syscall_get_error() Dmitry V. Levin
2018-12-13 19:00   ` Paul Burton
2018-12-21  1:31     ` Dmitry V. Levin
2018-12-13 17:23 ` [PATCH v6 17/27] parisc: " Dmitry V. Levin
2018-12-13 17:23 ` [PATCH v6 18/27] powerpc: " Dmitry V. Levin
2018-12-18 12:36   ` powerpc syscall_set_return_value() is confused (was Re: [PATCH v6 18/27] powerpc: define syscall_get_error()) Michael Ellerman
2018-12-13 17:23 ` [PATCH v6 19/27] riscv: define syscall_get_arch() Dmitry V. Levin
2018-12-13 17:23 ` [PATCH v6 20/27] Move EM_XTENSA to uapi/linux/elf-em.h Dmitry V. Levin
2018-12-13 17:23 ` [PATCH v6 21/27] xtensa: define syscall_get_* functions Dmitry V. Levin
2018-12-13 17:24 ` [PATCH v6 22/27] Move EM_UNICORE to uapi/linux/elf-em.h Dmitry V. Levin
2018-12-13 17:24 ` [PATCH v6 23/27] unicore32: add asm/syscall.h Dmitry V. Levin
2018-12-13 17:24 ` [PATCH v6 24/27] syscall_get_arch: add "struct task_struct *" argument Dmitry V. Levin
2018-12-13 17:24 ` [PATCH v6 25/27] powerpc/ptrace: replace ptrace_report_syscall() with a tracehook call Dmitry V. Levin
2018-12-13 17:24 ` [PATCH v6 26/27] ptrace: add PTRACE_GET_SYSCALL_INFO request Dmitry V. Levin
2018-12-13 17:24 ` [PATCH v6 27/27] selftests/ptrace: add a test case for PTRACE_GET_SYSCALL_INFO Dmitry V. Levin

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