linux-riscv.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: palmer@sifive.com (Palmer Dabbelt)
To: linux-riscv@lists.infradead.org
Subject: [PATCH 12/13 v2] riscv: define syscall_get_arch()
Date: Sun, 11 Nov 2018 13:21:24 -0800 (PST)	[thread overview]
Message-ID: <mhng-11f5dbf6-0aee-4f6e-b184-63536ecc3ac5@palmer-si-x1c4> (raw)
In-Reply-To: <20181109224833.GA2710@altlinux.org>

On Fri, 09 Nov 2018 14:48:33 PST (-0800), ldv at altlinux.org wrote:
> syscall_get_arch() is required to be implemented on all architectures
> that use tracehook_report_syscall_entry() in order to extend
> the generic ptrace API with PTRACE_GET_SYSCALL_INFO request.
>
> Based-on-patch-by: David Abdurachmanov <david.abdurachmanov@gmail.com>
> Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
> ---
>  arch/riscv/include/asm/syscall.h | 10 ++++++++++
>  include/uapi/linux/audit.h       |  2 ++
>  2 files changed, 12 insertions(+)
>
> diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h
> index 8d25f8904c00..bba3da6ef157 100644
> --- a/arch/riscv/include/asm/syscall.h
> +++ b/arch/riscv/include/asm/syscall.h
> @@ -18,6 +18,7 @@
>  #ifndef _ASM_RISCV_SYSCALL_H
>  #define _ASM_RISCV_SYSCALL_H
>
> +#include <uapi/linux/audit.h>
>  #include <linux/sched.h>
>  #include <linux/err.h>
>
> @@ -99,4 +100,13 @@ static inline void syscall_set_arguments(struct task_struct *task,
>  	memcpy(&regs->a1 + i * sizeof(regs->a1), args, n * sizeof(regs->a0));
>  }
>
> +static inline int syscall_get_arch(void)
> +{
> +#ifdef CONFIG_64BIT
> +	return AUDIT_ARCH_RISCV64;
> +#else
> +	return AUDIT_ARCH_RISCV32;
> +#endif
> +}
> +
>  #endif	/* _ASM_RISCV_SYSCALL_H */
> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index c4c8b131af48..1b199a77a6b9 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -405,6 +405,8 @@ enum {
>  /* do not define AUDIT_ARCH_PPCLE since it is not supported by audit */
>  #define AUDIT_ARCH_PPC64	(EM_PPC64|__AUDIT_ARCH_64BIT)
>  #define AUDIT_ARCH_PPC64LE	(EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_RISCV32	(EM_RISCV|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_RISCV64	(EM_RISCV|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
>  #define AUDIT_ARCH_S390		(EM_S390)
>  #define AUDIT_ARCH_S390X	(EM_S390|__AUDIT_ARCH_64BIT)
>  #define AUDIT_ARCH_SH		(EM_SH)

Reviewed-by: Palmer Dabbelt <palmer@sifive.com>

Thanks!

WARNING: multiple messages have this Message-ID (diff)
From: Palmer Dabbelt <palmer@sifive.com>
To: ldv@altlinux.org
Cc: aou@eecs.berkeley.edu, paul@paul-moore.com,
	david.abdurachmanov@gmail.com, linux-kernel@vger.kernel.org,
	eparis@redhat.com, lineprinter@altlinux.org, luto@kernel.org,
	linux-audit@redhat.com, linux-riscv@lists.infradead.org
Subject: Re: [PATCH 12/13 v2] riscv: define syscall_get_arch()
Date: Sun, 11 Nov 2018 13:21:24 -0800 (PST)	[thread overview]
Message-ID: <mhng-11f5dbf6-0aee-4f6e-b184-63536ecc3ac5@palmer-si-x1c4> (raw)
Message-ID: <20181111212124.FrxoZFRyzfmOCq1UWO5VVKJE7EdeMSWaw0IEPfRSPjw@z> (raw)
In-Reply-To: <20181109224833.GA2710@altlinux.org>

On Fri, 09 Nov 2018 14:48:33 PST (-0800), ldv@altlinux.org wrote:
> syscall_get_arch() is required to be implemented on all architectures
> that use tracehook_report_syscall_entry() in order to extend
> the generic ptrace API with PTRACE_GET_SYSCALL_INFO request.
>
> Based-on-patch-by: David Abdurachmanov <david.abdurachmanov@gmail.com>
> Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
> ---
>  arch/riscv/include/asm/syscall.h | 10 ++++++++++
>  include/uapi/linux/audit.h       |  2 ++
>  2 files changed, 12 insertions(+)
>
> diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h
> index 8d25f8904c00..bba3da6ef157 100644
> --- a/arch/riscv/include/asm/syscall.h
> +++ b/arch/riscv/include/asm/syscall.h
> @@ -18,6 +18,7 @@
>  #ifndef _ASM_RISCV_SYSCALL_H
>  #define _ASM_RISCV_SYSCALL_H
>
> +#include <uapi/linux/audit.h>
>  #include <linux/sched.h>
>  #include <linux/err.h>
>
> @@ -99,4 +100,13 @@ static inline void syscall_set_arguments(struct task_struct *task,
>  	memcpy(&regs->a1 + i * sizeof(regs->a1), args, n * sizeof(regs->a0));
>  }
>
> +static inline int syscall_get_arch(void)
> +{
> +#ifdef CONFIG_64BIT
> +	return AUDIT_ARCH_RISCV64;
> +#else
> +	return AUDIT_ARCH_RISCV32;
> +#endif
> +}
> +
>  #endif	/* _ASM_RISCV_SYSCALL_H */
> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index c4c8b131af48..1b199a77a6b9 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -405,6 +405,8 @@ enum {
>  /* do not define AUDIT_ARCH_PPCLE since it is not supported by audit */
>  #define AUDIT_ARCH_PPC64	(EM_PPC64|__AUDIT_ARCH_64BIT)
>  #define AUDIT_ARCH_PPC64LE	(EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_RISCV32	(EM_RISCV|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_RISCV64	(EM_RISCV|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
>  #define AUDIT_ARCH_S390		(EM_S390)
>  #define AUDIT_ARCH_S390X	(EM_S390|__AUDIT_ARCH_64BIT)
>  #define AUDIT_ARCH_SH		(EM_SH)

Reviewed-by: Palmer Dabbelt <palmer@sifive.com>

Thanks!

_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

  parent reply	other threads:[~2018-11-11 21:21 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20181107042751.3b519062@akathisia>
     [not found] ` <CALCETrV1v-DPRfDRwiH=xn29bxWxiHdZtAH1nw=dsmDtnT0YGQ@mail.gmail.com>
2018-11-09  3:13   ` [PATCH 00/13] Prepare for PTRACE_GET_SYSCALL_INFO Dmitry V. Levin
2018-11-09  3:13     ` Dmitry V. Levin
2018-11-09  3:17     ` [PATCH 12/13] riscv: define syscall_get_arch() Dmitry V. Levin
2018-11-09  3:17       ` Dmitry V. Levin
2018-11-09  6:59       ` David Abdurachmanov
2018-11-09  6:59         ` David Abdurachmanov
2018-11-09 22:28         ` Dmitry V. Levin
2018-11-09 22:28           ` Dmitry V. Levin
2018-11-10  5:12           ` David Abdurachmanov
2018-11-10  5:12             ` David Abdurachmanov
2018-11-10  9:27           ` Andreas Schwab
2018-11-10  9:27             ` Andreas Schwab
2018-11-09 18:45       ` Palmer Dabbelt
2018-11-09 18:45         ` Palmer Dabbelt
2018-11-09 21:31         ` Dmitry V. Levin
2018-11-09 21:31           ` Dmitry V. Levin
2018-11-09 22:48           ` [PATCH 12/13 v2] " Dmitry V. Levin
2018-11-09 22:48             ` Dmitry V. Levin
2018-11-11 21:21             ` Palmer Dabbelt [this message]
2018-11-11 21:21               ` Palmer Dabbelt
2018-11-09  6:06     ` [PATCH 00/13] Prepare for PTRACE_GET_SYSCALL_INFO Andy Lutomirski
2018-11-09  6:06       ` Andy Lutomirski
2018-11-20  0:11   ` [PATCH v2 00/15] " Dmitry V. Levin
2018-11-20  0:11     ` Dmitry V. Levin
2018-11-20  0:16     ` [PATCH v2 13/15] riscv: define syscall_get_arch() Dmitry V. Levin
2018-11-20  0:16       ` Dmitry V. Levin
2018-11-20 20:26     ` [PATCH v2 00/15] Prepare for PTRACE_GET_SYSCALL_INFO Paul Moore
2018-11-20 20:26       ` Paul Moore
2018-11-21  0:44     ` [PATCH v2 16/15] syscall_get_arch: add "struct task_struct *" argument Dmitry V. Levin
2018-11-21  0:44       ` Dmitry V. Levin
2018-11-21 15:15       ` Andy Lutomirski
2018-11-21 15:15         ` Andy Lutomirski
2018-11-21 15:47       ` Palmer Dabbelt
2018-11-21 15:47         ` Palmer Dabbelt
2018-11-21 18:40       ` Paul Burton
2018-11-21 18:40         ` Paul Burton
2018-11-21 19:00         ` Dmitry V. Levin
2018-11-21 19:00           ` Dmitry V. Levin
2018-11-21 19:35           ` [PATCH v2 16/15 v2] " Dmitry V. Levin
2018-11-21 19:35             ` Dmitry V. Levin
2018-11-21 19:45             ` Paul Burton
2018-11-21 19:45               ` Paul Burton
2018-11-27 10:34       ` [PATCH v2 16/15] " Michael Ellerman
2018-11-27 10:34         ` Michael Ellerman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=mhng-11f5dbf6-0aee-4f6e-b184-63536ecc3ac5@palmer-si-x1c4 \
    --to=palmer@sifive.com \
    --cc=linux-riscv@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).