From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Dmitry V. Levin" Subject: [PATCH v2 13/15] riscv: define syscall_get_arch() Date: Tue, 20 Nov 2018 03:16:40 +0300 Message-ID: <20181120001640.GM11387@altlinux.org> References: <20181120001128.GA11300@altlinux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20181120001128.GA11300@altlinux.org> Sender: linux-kernel-owner@vger.kernel.org To: Andy Lutomirski , Palmer Dabbelt Cc: Elvira Khabirova , David Abdurachmanov , Albert Ou , Paul Moore , Eric Paris , linux-riscv@lists.infradead.org, linux-audit@redhat.com, linux-kernel@vger.kernel.org List-Id: linux-audit@redhat.com 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. Based-on-patch-by: David Abdurachmanov Signed-off-by: Dmitry V. Levin Reviewed-by: Palmer Dabbelt --- v2: added Reviewed-by to [PATCH 12/13 v2] 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 #include #include @@ -99,4 +100,13 @@ static inline void syscall_set_arguments(struct task_struct *task, memcpy(®s->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 205aa32d81ed..a97a29922de0 100644 --- a/include/uapi/linux/audit.h +++ b/include/uapi/linux/audit.h @@ -410,6 +410,8 @@ 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) -- ldv