From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A6FD0C433F5 for ; Thu, 24 Feb 2022 08:58:39 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4K46JY50k2z3dhg for ; Thu, 24 Feb 2022 19:58:37 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Cla/tGAF; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=145.40.68.75; helo=ams.source.kernel.org; envelope-from=guoren@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Cla/tGAF; dkim-atps=neutral Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4K46F31Kxjz3cCt for ; Thu, 24 Feb 2022 19:55:35 +1100 (AEDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 53FE2B81C4A; Thu, 24 Feb 2022 08:55:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8BFA3C36AE2; Thu, 24 Feb 2022 08:55:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1645692932; bh=2HIl30aCHVRBUeHgQXhp1ucCggBVRdD0QRrkHU55bs8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Cla/tGAFJVVrKqHx6mOTz3N5soC5ZQNIZSJXLW9feyMO6/t/7EKA0W2ciLWVKK5O+ /lCLa5oqZML8bIcgrNpfaXGKQqXw/DCpGejshL7Nacjw4cYQeeEoC7cbiZ9EeGnjaV 3VWBbknfn4y+C9PyDW5l1bxt1NEHkASGXicA6OyBB/NWuVSD9psX4/XOoSp2jbEq+b BlwnOf6PzY65xZ+tqYbqOrYqbwJqkdZq1pLHvNPx2Z/p9wsNiRp1fu/vg/YnWJ/Dye 8rFtbx08LU20JwKfQg4tr8GrZMJ9PLDg/fshPmb0s6r3nC19Ab05M4Y+VZbnnnFYYJ hR04JPLeckshA== From: guoren@kernel.org To: guoren@kernel.org, palmer@dabbelt.com, arnd@arndb.de, anup@brainfault.org, gregkh@linuxfoundation.org, liush@allwinnertech.com, wefu@redhat.com, drew@beagleboard.org, wangjunqiang@iscas.ac.cn, hch@lst.de Subject: [PATCH V6 05/20] fs: stat: compat: Add __ARCH_WANT_COMPAT_STAT Date: Thu, 24 Feb 2022 16:53:55 +0800 Message-Id: <20220224085410.399351-6-guoren@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220224085410.399351-1-guoren@kernel.org> References: <20220224085410.399351-1-guoren@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, Guo Ren , linux-parisc@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, linux-mips@vger.kernel.org, sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Guo Ren RISC-V doesn't neeed compat_stat, so using __ARCH_WANT_COMPAT_STAT to exclude unnecessary SYSCALL functions. Signed-off-by: Guo Ren Signed-off-by: Guo Ren Reviewed-by: Arnd Bergmann Reviewed-by: Christoph Hellwig Cc: Palmer Dabbelt --- arch/arm64/include/asm/unistd.h | 1 + arch/mips/include/asm/unistd.h | 2 ++ arch/parisc/include/asm/unistd.h | 1 + arch/powerpc/include/asm/unistd.h | 1 + arch/s390/include/asm/unistd.h | 1 + arch/sparc/include/asm/unistd.h | 1 + arch/x86/include/asm/unistd.h | 1 + fs/stat.c | 2 +- 8 files changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 4e65da3445c7..037feba03a51 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -3,6 +3,7 @@ * Copyright (C) 2012 ARM Ltd. */ #ifdef CONFIG_COMPAT +#define __ARCH_WANT_COMPAT_STAT #define __ARCH_WANT_COMPAT_STAT64 #define __ARCH_WANT_SYS_GETHOSTNAME #define __ARCH_WANT_SYS_PAUSE diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h index c2196b1b6604..25a5253db7f4 100644 --- a/arch/mips/include/asm/unistd.h +++ b/arch/mips/include/asm/unistd.h @@ -50,6 +50,8 @@ # ifdef CONFIG_32BIT # define __ARCH_WANT_STAT64 # define __ARCH_WANT_SYS_TIME32 +# else +# define __ARCH_WANT_COMPAT_STAT # endif # ifdef CONFIG_MIPS32_O32 # define __ARCH_WANT_SYS_TIME32 diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h index cd438e4150f6..14e0668184cb 100644 --- a/arch/parisc/include/asm/unistd.h +++ b/arch/parisc/include/asm/unistd.h @@ -168,6 +168,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \ #define __ARCH_WANT_SYS_CLONE #define __ARCH_WANT_SYS_CLONE3 #define __ARCH_WANT_COMPAT_SYS_SENDFILE +#define __ARCH_WANT_COMPAT_STAT #ifdef CONFIG_64BIT #define __ARCH_WANT_SYS_TIME diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h index 5eb462af6766..b1129b4ef57d 100644 --- a/arch/powerpc/include/asm/unistd.h +++ b/arch/powerpc/include/asm/unistd.h @@ -44,6 +44,7 @@ #define __ARCH_WANT_SYS_TIME #define __ARCH_WANT_SYS_UTIME #define __ARCH_WANT_SYS_NEWFSTATAT +#define __ARCH_WANT_COMPAT_STAT #define __ARCH_WANT_COMPAT_SYS_SENDFILE #endif #define __ARCH_WANT_SYS_FORK diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h index 9e9f75ef046a..4260bc5ce7f8 100644 --- a/arch/s390/include/asm/unistd.h +++ b/arch/s390/include/asm/unistd.h @@ -28,6 +28,7 @@ #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK # ifdef CONFIG_COMPAT +# define __ARCH_WANT_COMPAT_STAT # define __ARCH_WANT_SYS_TIME32 # define __ARCH_WANT_SYS_UTIME32 # endif diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h index 1e66278ba4a5..d6bc76706a7a 100644 --- a/arch/sparc/include/asm/unistd.h +++ b/arch/sparc/include/asm/unistd.h @@ -46,6 +46,7 @@ #define __ARCH_WANT_SYS_TIME #define __ARCH_WANT_SYS_UTIME #define __ARCH_WANT_COMPAT_SYS_SENDFILE +#define __ARCH_WANT_COMPAT_STAT #endif #ifdef __32bit_syscall_numbers__ diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h index 80e9d5206a71..761173ccc33c 100644 --- a/arch/x86/include/asm/unistd.h +++ b/arch/x86/include/asm/unistd.h @@ -22,6 +22,7 @@ # include # define __ARCH_WANT_SYS_TIME # define __ARCH_WANT_SYS_UTIME +# define __ARCH_WANT_COMPAT_STAT # define __ARCH_WANT_COMPAT_SYS_PREADV64 # define __ARCH_WANT_COMPAT_SYS_PWRITEV64 # define __ARCH_WANT_COMPAT_SYS_PREADV64V2 diff --git a/fs/stat.c b/fs/stat.c index 28d2020ba1f4..ffdeb9065d53 100644 --- a/fs/stat.c +++ b/fs/stat.c @@ -639,7 +639,7 @@ SYSCALL_DEFINE5(statx, return do_statx(dfd, filename, flags, mask, buffer); } -#ifdef CONFIG_COMPAT +#if defined(CONFIG_COMPAT) && defined(__ARCH_WANT_COMPAT_STAT) static int cp_compat_stat(struct kstat *stat, struct compat_stat __user *ubuf) { struct compat_stat tmp; -- 2.25.1