From: "Dmitry V. Levin" <ldv@altlinux.org>
To: Vineet Gupta <vgupta@synopsys.com>
Cc: linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 05/27] arc: define syscall_get_arch()
Date: Fri, 21 Dec 2018 04:21:12 +0300 [thread overview]
Message-ID: <20181221012112.GB4591@altlinux.org> (raw)
In-Reply-To: <20181213172146.GE6024@altlinux.org>
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Hi,
On Thu, Dec 13, 2018 at 08:21:46PM +0300, Dmitry V. Levin wrote:
> syscall_get_arch() is required to be implemented on all architectures
> in addition to already implemented syscall_get_nr(),
> syscall_get_arguments(), syscall_get_error(), and
> syscall_get_return_value() functions in order to extend the generic
> ptrace API with PTRACE_GET_SYSCALL_INFO request.
>
> Acked-by: Vineet Gupta <vgupta@synopsys.com>
> Cc: Elvira Khabirova <lineprinter@altlinux.org>
> Cc: Eugene Syromyatnikov <esyr@redhat.com>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Andy Lutomirski <luto@kernel.org>
> Cc: Alexey Brodkin <alexey.brodkin@synopsys.com>
> Cc: Paul Moore <paul@paul-moore.com>
> Cc: Eric Paris <eparis@redhat.com>
> Cc: linux-snps-arc@lists.infradead.org
> Cc: linux-audit@redhat.com
> Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
> ---
Looks like the whole series is going to be pinged for quite some time yet,
so would you mind taking this patch into your arc tree, please?
Thanks.
> Notes:
> v6: unchanged
> v5: added Cc
> v2: added Acked-by
>
> arch/arc/include/asm/syscall.h | 11 +++++++++++
> include/uapi/linux/audit.h | 4 ++++
> 2 files changed, 15 insertions(+)
>
> diff --git a/arch/arc/include/asm/syscall.h b/arch/arc/include/asm/syscall.h
> index 29de09804306..c7fc4c0c3bcb 100644
> --- a/arch/arc/include/asm/syscall.h
> +++ b/arch/arc/include/asm/syscall.h
> @@ -9,6 +9,7 @@
> #ifndef _ASM_ARC_SYSCALL_H
> #define _ASM_ARC_SYSCALL_H 1
>
> +#include <uapi/linux/audit.h>
> #include <linux/err.h>
> #include <linux/sched.h>
> #include <asm/unistd.h>
> @@ -68,4 +69,14 @@ syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
> }
> }
>
> +static inline int
> +syscall_get_arch(void)
> +{
> + return IS_ENABLED(CONFIG_ISA_ARCOMPACT)
> + ? (IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)
> + ? AUDIT_ARCH_ARCOMPACTBE : AUDIT_ARCH_ARCOMPACT)
> + : (IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)
> + ? AUDIT_ARCH_ARCV2BE : AUDIT_ARCH_ARCV2);
> +}
> +
> #endif
> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index 818ae690ab79..bedf3bf54c3a 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -375,6 +375,10 @@ enum {
>
> #define AUDIT_ARCH_AARCH64 (EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
> #define AUDIT_ARCH_ALPHA (EM_ALPHA|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_ARCOMPACT (EM_ARCOMPACT|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_ARCOMPACTBE (EM_ARCOMPACT)
> +#define AUDIT_ARCH_ARCV2 (EM_ARCV2|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_ARCV2BE (EM_ARCV2)
> #define AUDIT_ARCH_ARM (EM_ARM|__AUDIT_ARCH_LE)
> #define AUDIT_ARCH_ARMEB (EM_ARM)
> #define AUDIT_ARCH_CRIS (EM_CRIS|__AUDIT_ARCH_LE)
> --
> ldv
--
ldv
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next prev parent reply other threads:[~2018-12-21 1:21 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 [this message]
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
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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