From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Dmitry V. Levin" Subject: [PATCH v6 09/27] h8300: define remaining syscall_get_* functions Date: Thu, 13 Dec 2018 20:22:15 +0300 Message-ID: <20181213172215.GI6024@altlinux.org> References: <20181213171833.GA5240@altlinux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org To: Yoshinori Sato , Paul Moore , Eric Paris , Oleg Nesterov , Andy Lutomirski Cc: Elvira Khabirova , Eugene Syromyatnikov , uclinux-h8-devel@lists.sourceforge.jp, linux-audit@redhat.com, linux-kernel@vger.kernel.org List-Id: linux-audit@redhat.com syscall_get_* functions are required to be implemented on all architectures in order to extend the generic ptrace API with PTRACE_GET_SYSCALL_INFO request. This adds remaining 3 syscall_get_* functions as documented in asm-generic/syscall.h: syscall_get_error, syscall_get_return_value, and syscall_get_arch. Cc: Yoshinori Sato Cc: Paul Moore Cc: Eric Paris Cc: Oleg Nesterov Cc: Andy Lutomirski Cc: Elvira Khabirova Cc: Eugene Syromyatnikov Cc: uclinux-h8-devel@lists.sourceforge.jp Cc: linux-audit@redhat.com Signed-off-by: Dmitry V. Levin --- Notes: v6: added missing includes v5: added syscall_get_error and syscall_get_return_value arch/h8300/include/asm/syscall.h | 19 +++++++++++++++++++ include/uapi/linux/audit.h | 1 + 2 files changed, 20 insertions(+) diff --git a/arch/h8300/include/asm/syscall.h b/arch/h8300/include/asm/syscall.h index 924990401237..0a6565d12836 100644 --- a/arch/h8300/include/asm/syscall.h +++ b/arch/h8300/include/asm/syscall.h @@ -8,6 +8,8 @@ #include #include #include +#include +#include static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs) @@ -47,6 +49,23 @@ syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, } } +static inline long +syscall_get_error(struct task_struct *task, struct pt_regs *regs) +{ + return IS_ERR_VALUE(regs->er0) ? regs->er0 : 0; +} + +static inline long +syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) +{ + return regs->er0; +} + +static inline int +syscall_get_arch(void) +{ + return AUDIT_ARCH_H8300; +} /* Misc syscall related bits */ diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h index 55904a40d768..672c6d9d7577 100644 --- a/include/uapi/linux/audit.h +++ b/include/uapi/linux/audit.h @@ -386,6 +386,7 @@ enum { #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_H8300 (EM_H8_300) #define AUDIT_ARCH_I386 (EM_386|__AUDIT_ARCH_LE) #define AUDIT_ARCH_IA64 (EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) #define AUDIT_ARCH_M32R (EM_M32R) -- ldv