From patchwork Thu Jun 13 07:08:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10992881 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B314F13AD for ; Thu, 13 Jun 2019 16:39:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A32041FF40 for ; Thu, 13 Jun 2019 16:39:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8C3622239C; Thu, 13 Jun 2019 16:39:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,SUSPICIOUS_RECIPS autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 11C941FF40 for ; Thu, 13 Jun 2019 16:39:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392324AbfFMQjN (ORCPT ); Thu, 13 Jun 2019 12:39:13 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:39802 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730597AbfFMHJ0 (ORCPT ); Thu, 13 Jun 2019 03:09:26 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=349ICr9dg05ay9BAc1k3mHyeKJ+n6JqFLuEAvRg0P7g=; b=ofOdqb6ENcKyitTdqRDziG85EX EDMzuugvtQfkRqTTdFMj3wdQRjzCSG9Xzyr5eesUCkx51FRLOXAF+Gj2GS3xzj+cNg/CJ4O2BXO3K +JSeRPsxOpXLJYJNm+AOXRMmA7qDoQm87doVz7/156WyI8XHwkhC3GX/qb0GhXlXEuiZvOaAxOoXj tDOW/PsnwLhAHVEgi+4LH7Lt5qD3bYeC1KlsIZhf19ETLpGP9Is2YxNKWprMgfD9tBTJ1ueMqACFv Ly0aOmygtu9XChaEuXrCgvGwarpjuXhbMR1HWVOz81lL0Jp+y/5xf1ArA3b92VOf8QobLN32Z5mgq qiVPtixw==; Received: from mpp-cp1-natpool-1-013.ethz.ch ([82.130.71.13] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hbJrL-0004CK-0H; Thu, 13 Jun 2019 07:09:19 +0000 From: Christoph Hellwig To: Greg Ungerer Cc: Michal Simek , linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, uclinux-h8-devel@lists.sourceforge.jp, linux-m68k@lists.linux-m68k.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org Subject: [PATCH 04/17] binfmt_flat: remove flat_old_ram_flag Date: Thu, 13 Jun 2019 09:08:50 +0200 Message-Id: <20190613070903.17214-5-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190613070903.17214-1-hch@lst.de> References: <20190613070903.17214-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Instead add a Kconfig variable that only h8300 selects. Signed-off-by: Christoph Hellwig --- arch/arm/include/asm/flat.h | 1 - arch/c6x/include/asm/flat.h | 1 - arch/h8300/Kconfig | 1 + arch/h8300/include/asm/flat.h | 1 - arch/m68k/include/asm/flat.h | 1 - arch/microblaze/include/asm/flat.h | 1 - arch/sh/include/asm/flat.h | 1 - arch/xtensa/include/asm/flat.h | 1 - fs/Kconfig.binfmt | 3 +++ fs/binfmt_flat.c | 3 ++- 10 files changed, 6 insertions(+), 8 deletions(-) diff --git a/arch/arm/include/asm/flat.h b/arch/arm/include/asm/flat.h index a185fe023b60..acf162111ee2 100644 --- a/arch/arm/include/asm/flat.h +++ b/arch/arm/include/asm/flat.h @@ -9,7 +9,6 @@ #include #define flat_argvp_envp_on_stack() 1 -#define flat_old_ram_flag(flags) (flags) static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, u32 *addr, u32 *persistent) diff --git a/arch/c6x/include/asm/flat.h b/arch/c6x/include/asm/flat.h index c4d703b454c6..353e4d06e8c0 100644 --- a/arch/c6x/include/asm/flat.h +++ b/arch/c6x/include/asm/flat.h @@ -5,7 +5,6 @@ #include #define flat_argvp_envp_on_stack() 0 -#define flat_old_ram_flag(flags) (flags) static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, u32 *addr, u32 *persistent) { diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index ecfc4b4b6373..d30e8727b02d 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -2,6 +2,7 @@ config H8300 def_bool y select ARCH_32BIT_OFF_T + select BINFMT_FLAT_OLD_ALWAYS_RAM select GENERIC_ATOMIC64 select HAVE_UID16 select VIRT_TO_BUS diff --git a/arch/h8300/include/asm/flat.h b/arch/h8300/include/asm/flat.h index 7ef7eefded3d..14cc928d5478 100644 --- a/arch/h8300/include/asm/flat.h +++ b/arch/h8300/include/asm/flat.h @@ -9,7 +9,6 @@ #include #define flat_argvp_envp_on_stack() 1 -#define flat_old_ram_flag(flags) 1 /* * on the H8 a couple of the relocations have an instruction in the diff --git a/arch/m68k/include/asm/flat.h b/arch/m68k/include/asm/flat.h index 217fa89c8e34..7b1fb5c2809e 100644 --- a/arch/m68k/include/asm/flat.h +++ b/arch/m68k/include/asm/flat.h @@ -9,7 +9,6 @@ #include #define flat_argvp_envp_on_stack() 1 -#define flat_old_ram_flag(flags) (flags) static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, u32 *addr, u32 *persistent) { diff --git a/arch/microblaze/include/asm/flat.h b/arch/microblaze/include/asm/flat.h index 846084fa7f04..1cd8d7f4cf12 100644 --- a/arch/microblaze/include/asm/flat.h +++ b/arch/microblaze/include/asm/flat.h @@ -14,7 +14,6 @@ #include #define flat_argvp_envp_on_stack() 0 -#define flat_old_ram_flag(flags) (flags) /* * Microblaze works a little differently from other arches, because diff --git a/arch/sh/include/asm/flat.h b/arch/sh/include/asm/flat.h index 0d520b4cc5ea..015678d7b771 100644 --- a/arch/sh/include/asm/flat.h +++ b/arch/sh/include/asm/flat.h @@ -12,7 +12,6 @@ #include #define flat_argvp_envp_on_stack() 0 -#define flat_old_ram_flag(flags) (flags) static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, u32 *addr, u32 *persistent) { diff --git a/arch/xtensa/include/asm/flat.h b/arch/xtensa/include/asm/flat.h index a1d88aa3ef8a..b215c1e66958 100644 --- a/arch/xtensa/include/asm/flat.h +++ b/arch/xtensa/include/asm/flat.h @@ -5,7 +5,6 @@ #include #define flat_argvp_envp_on_stack() 0 -#define flat_old_ram_flag(flags) (flags) static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, u32 *addr, u32 *persistent) { diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt index f87ddd1b6d72..5658e12ad944 100644 --- a/fs/Kconfig.binfmt +++ b/fs/Kconfig.binfmt @@ -97,6 +97,9 @@ config BINFMT_FLAT help Support uClinux FLAT format binaries. +config BINFMT_FLAT_OLD_ALWAYS_RAM + bool + config BINFMT_ZFLAT bool "Enable ZFLAT support" depends on BINFMT_FLAT diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index c0e4535dc1ec..3e7f4a6cffa2 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -488,7 +488,8 @@ static int load_flat_file(struct linux_binprm *bprm, * fix up the flags for the older format, there were all kinds * of endian hacks, this only works for the simple cases */ - if (rev == OLD_FLAT_VERSION && flat_old_ram_flag(flags)) + if (rev == OLD_FLAT_VERSION && + (flags || IS_ENABLED(CONFIG_BINFMT_FLAT_OLD_ALWAYS_RAM))) flags = FLAT_FLAG_RAM; #ifndef CONFIG_BINFMT_ZFLAT