linux-kernel - Re: [PATCH v6 04/27] Move EM_ARCOMPACT and EM

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Date:   Fri, 21 Dec 2018 04:19:03 +0300
From:   "Dmitry V. Levin" <ldv@...linux.org>
To:     Vineet Gupta <vgupta@...opsys.com>
Cc:     linux-snps-arc@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 04/27] Move EM_ARCOMPACT and EM_ARCV2 to
 uapi/linux/elf-em.h

Hi,

On Thu, Dec 13, 2018 at 08:21:42PM +0300, Dmitry V. Levin wrote:
> These should never have been defined in the arch tree to begin with, and
> now uapi/linux/audit.h header is going to use EM_ARCOMPACT and EM_ARCV2
> in order to define AUDIT_ARCH_ARCOMPACT and AUDIT_ARCH_ARCV2 which are
> needed to implement syscall_get_arch() which in turn is required to
> extend the generic ptrace API with PTRACE_GET_SYSCALL_INFO request.
> 
> Acked-by: Vineet Gupta <vgupta@...opsys.com>
> Cc: Elvira Khabirova <lineprinter@...linux.org>
> Cc: Eugene Syromyatnikov <esyr@...hat.com>
> Cc: Oleg Nesterov <oleg@...hat.com>
> Cc: Andy Lutomirski <luto@...nel.org>
> Cc: Alexey Brodkin <alexey.brodkin@...opsys.com>
> Cc: linux-snps-arc@...ts.infradead.org
> Signed-off-by: Dmitry V. Levin <ldv@...linux.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/elf.h  | 6 +-----
>  include/uapi/linux/elf-em.h | 2 ++
>  2 files changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/arch/arc/include/asm/elf.h b/arch/arc/include/asm/elf.h
> index aa2d6da9d187..2b80c184c9c8 100644
> --- a/arch/arc/include/asm/elf.h
> +++ b/arch/arc/include/asm/elf.h
> @@ -10,13 +10,9 @@
>  #define __ASM_ARC_ELF_H
>  
>  #include <linux/types.h>
> +#include <linux/elf-em.h>
>  #include <uapi/asm/elf.h>
>  
> -/* These ELF defines belong to uapi but libc elf.h already defines them */
> -#define EM_ARCOMPACT		93
> -
> -#define EM_ARCV2		195	/* ARCv2 Cores */
> -
>  #define EM_ARC_INUSE		(IS_ENABLED(CONFIG_ISA_ARCOMPACT) ? \
>  					EM_ARCOMPACT : EM_ARCV2)
>  
> diff --git a/include/uapi/linux/elf-em.h b/include/uapi/linux/elf-em.h
> index 93722e60204c..42b7546352a6 100644
> --- a/include/uapi/linux/elf-em.h
> +++ b/include/uapi/linux/elf-em.h
> @@ -34,6 +34,7 @@
>  #define EM_M32R		88	/* Renesas M32R */
>  #define EM_MN10300	89	/* Panasonic/MEI MN10300, AM33 */
>  #define EM_OPENRISC     92     /* OpenRISC 32-bit embedded processor */
> +#define EM_ARCOMPACT	93	/* ARCompact processor */
>  #define EM_BLACKFIN     106     /* ADI Blackfin Processor */
>  #define EM_ALTERA_NIOS2	113	/* Altera Nios II soft-core processor */
>  #define EM_TI_C6000	140	/* TI C6X DSPs */
> @@ -41,6 +42,7 @@
>  #define EM_TILEPRO	188	/* Tilera TILEPro */
>  #define EM_MICROBLAZE	189	/* Xilinx MicroBlaze */
>  #define EM_TILEGX	191	/* Tilera TILE-Gx */
> +#define EM_ARCV2	195	/* ARCv2 Cores */
>  #define EM_RISCV	243	/* RISC-V */
>  #define EM_BPF		247	/* Linux BPF - in-kernel virtual machine */
>  #define EM_FRV		0x5441	/* Fujitsu FR-V */
> -- 
> ldv

-- 
ldv

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