From patchwork Mon Jan 31 06:49:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12730432 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 F2F21C433FE for ; Mon, 31 Jan 2022 06:51:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=bjzUhi9LlIrHntMPgFm/ZtAjTR2v94pGatL0ODMb4mc=; b=UZQo9xl4Bk5z0o 96OfISycB+7VWru3Q5/TZP2A5YbzkQrTx7XzzrMicN74ndSnQnPvgpT2bdorhA28h851Qr6YqVDDF aqN/aRxarNsubY9dR4psDNiuD+Lul5oHGryCex+MNLu82C5qitDTC5FPHTN7pcTZHQ9rvP1p6HrtA CA1yxjD4kvTU2zRhGc3MxVbp23Ucb1TfI2jOIPKw3ln9xdiOTl3xy5hGRktjluHjQiCzXxQyMYRui 7IRqHkyFzzXZ3MwGcM8FoGPBVDMC6wuYVKFObVeuSm8SDvQpvgQ1G3Dx/oLG8bULRduls29eqXOhk VZ0f7Nr1GfTA3VZeWFJw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVa-008AWT-1s; Mon, 31 Jan 2022 06:49:50 +0000 Received: from [2001:4bb8:191:327d:13f5:1d0a:e266:6974] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVP-008AUe-Oz; Mon, 31 Jan 2022 06:49:40 +0000 From: Christoph Hellwig To: Arnd Bergmann Cc: Guo Ren , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 1/5] uapi: remove the unused HAVE_ARCH_STRUCT_FLOCK64 define Date: Mon, 31 Jan 2022 07:49:29 +0100 Message-Id: <20220131064933.3780271-2-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220131064933.3780271-1-hch@lst.de> References: <20220131064933.3780271-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Signed-off-by: Christoph Hellwig Reviewed-by: Guo Ren --- include/uapi/asm-generic/fcntl.h | 2 -- tools/include/uapi/asm-generic/fcntl.h | 2 -- 2 files changed, 4 deletions(-) diff --git a/include/uapi/asm-generic/fcntl.h b/include/uapi/asm-generic/fcntl.h index ecd0f5bdfc1d6..caa482e3b01af 100644 --- a/include/uapi/asm-generic/fcntl.h +++ b/include/uapi/asm-generic/fcntl.h @@ -207,7 +207,6 @@ struct flock { }; #endif -#ifndef HAVE_ARCH_STRUCT_FLOCK64 #ifndef __ARCH_FLOCK64_PAD #define __ARCH_FLOCK64_PAD #endif @@ -220,6 +219,5 @@ struct flock64 { __kernel_pid_t l_pid; __ARCH_FLOCK64_PAD }; -#endif #endif /* _ASM_GENERIC_FCNTL_H */ diff --git a/tools/include/uapi/asm-generic/fcntl.h b/tools/include/uapi/asm-generic/fcntl.h index ac190958c9814..4a49d33ca4d55 100644 --- a/tools/include/uapi/asm-generic/fcntl.h +++ b/tools/include/uapi/asm-generic/fcntl.h @@ -202,7 +202,6 @@ struct flock { }; #endif -#ifndef HAVE_ARCH_STRUCT_FLOCK64 #ifndef __ARCH_FLOCK64_PAD #define __ARCH_FLOCK64_PAD #endif @@ -215,6 +214,5 @@ struct flock64 { __kernel_pid_t l_pid; __ARCH_FLOCK64_PAD }; -#endif #endif /* _ASM_GENERIC_FCNTL_H */ From patchwork Mon Jan 31 06:49:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12730431 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 A5ED5C433F5 for ; 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Mon, 31 Jan 2022 06:49:59 +0000 Received: from [2001:4bb8:191:327d:13f5:1d0a:e266:6974] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVS-008AV6-M6; Mon, 31 Jan 2022 06:49:43 +0000 From: Christoph Hellwig To: Arnd Bergmann Cc: Guo Ren , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 2/5] uapi: simplify __ARCH_FLOCK{,64}_PAD a little Date: Mon, 31 Jan 2022 07:49:30 +0100 Message-Id: <20220131064933.3780271-3-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220131064933.3780271-1-hch@lst.de> References: <20220131064933.3780271-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Don't bother to define the symbols empty, just don't use them. That makes the intent a little more clear. Signed-off-by: Christoph Hellwig Reviewed-by: Guo Ren --- include/uapi/asm-generic/fcntl.h | 12 ++++-------- tools/include/uapi/asm-generic/fcntl.h | 12 ++++-------- 2 files changed, 8 insertions(+), 16 deletions(-) diff --git a/include/uapi/asm-generic/fcntl.h b/include/uapi/asm-generic/fcntl.h index caa482e3b01af..c53897ca5d402 100644 --- a/include/uapi/asm-generic/fcntl.h +++ b/include/uapi/asm-generic/fcntl.h @@ -193,22 +193,16 @@ struct f_owner_ex { #define F_LINUX_SPECIFIC_BASE 1024 #ifndef HAVE_ARCH_STRUCT_FLOCK -#ifndef __ARCH_FLOCK_PAD -#define __ARCH_FLOCK_PAD -#endif - struct flock { short l_type; short l_whence; __kernel_off_t l_start; __kernel_off_t l_len; __kernel_pid_t l_pid; +#ifdef __ARCH_FLOCK_PAD __ARCH_FLOCK_PAD -}; #endif - -#ifndef __ARCH_FLOCK64_PAD -#define __ARCH_FLOCK64_PAD +}; #endif struct flock64 { @@ -217,7 +211,9 @@ struct flock64 { __kernel_loff_t l_start; __kernel_loff_t l_len; __kernel_pid_t l_pid; +#ifdef __ARCH_FLOCK64_PAD __ARCH_FLOCK64_PAD +#endif }; #endif /* _ASM_GENERIC_FCNTL_H */ diff --git a/tools/include/uapi/asm-generic/fcntl.h b/tools/include/uapi/asm-generic/fcntl.h index 4a49d33ca4d55..82054502b9748 100644 --- a/tools/include/uapi/asm-generic/fcntl.h +++ b/tools/include/uapi/asm-generic/fcntl.h @@ -188,22 +188,16 @@ struct f_owner_ex { #define F_LINUX_SPECIFIC_BASE 1024 #ifndef HAVE_ARCH_STRUCT_FLOCK -#ifndef __ARCH_FLOCK_PAD -#define __ARCH_FLOCK_PAD -#endif - struct flock { short l_type; short l_whence; __kernel_off_t l_start; __kernel_off_t l_len; __kernel_pid_t l_pid; +#ifdef __ARCH_FLOCK_PAD __ARCH_FLOCK_PAD -}; #endif - -#ifndef __ARCH_FLOCK64_PAD -#define __ARCH_FLOCK64_PAD +}; #endif struct flock64 { @@ -212,7 +206,9 @@ struct flock64 { __kernel_loff_t l_start; __kernel_loff_t l_len; __kernel_pid_t l_pid; +#ifdef __ARCH_FLOCK64_PAD __ARCH_FLOCK64_PAD +#endif }; #endif /* _ASM_GENERIC_FCNTL_H */ From patchwork Mon Jan 31 06:49:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12730433 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 9FC0CC433F5 for ; Mon, 31 Jan 2022 06:51:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=aEPzbOCeZr1V9GuCd3geH5ag3pMqgrQNxcoVnQ0rNig=; b=lrmLzWk50Ls0wr ZJs/RXdkaLYiFTBf54TovUFnlFfbdEjI7PIpQaUUI8wvVAXJCUFkhU/BMOOEyai/GUPLuuZ8E/inj Wy/ZWv9LNUvtsT+dBHWX8RhOV+5syhYHd7o/1B7FJOjvi9lY9jW26ZlsqCqp9xq6jZpumxTpt8knn loGjsaRLrEFEngRB8HXSGOF0J1Ux2c1UaGqWwiAbjILAps1zASrf0qh7uwLd/eGlOXme84BXfPkxm xAyGhfTjhcU8T3kPLh6TMOlVakF4Cywn4cnrUYix+YkffNA1wQhoHe8o3fnyPk+oDSSoO4fOvffYC QMiwGP0Rz4Pl2lJQsEaA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVt-008AeX-VJ; Mon, 31 Jan 2022 06:50:10 +0000 Received: from [2001:4bb8:191:327d:13f5:1d0a:e266:6974] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVV-008AVI-Cg; Mon, 31 Jan 2022 06:49:45 +0000 From: Christoph Hellwig To: Arnd Bergmann Cc: Guo Ren , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 3/5] uapi: merge the 32-bit mips struct flock into the generic one Date: Mon, 31 Jan 2022 07:49:31 +0100 Message-Id: <20220131064933.3780271-4-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220131064933.3780271-1-hch@lst.de> References: <20220131064933.3780271-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a new __ARCH_FLOCK_EXTRA_SYSID macro following the style of __ARCH_FLOCK_PAD to avoid having a separate definition just for one architecture. Signed-off-by: Christoph Hellwig --- arch/mips/include/uapi/asm/fcntl.h | 26 +++----------------------- include/uapi/asm-generic/fcntl.h | 5 +++-- tools/include/uapi/asm-generic/fcntl.h | 5 +++-- 3 files changed, 9 insertions(+), 27 deletions(-) diff --git a/arch/mips/include/uapi/asm/fcntl.h b/arch/mips/include/uapi/asm/fcntl.h index 42e13dead5431..9e44ac810db94 100644 --- a/arch/mips/include/uapi/asm/fcntl.h +++ b/arch/mips/include/uapi/asm/fcntl.h @@ -50,30 +50,10 @@ #define F_SETLKW64 35 #endif -/* - * The flavours of struct flock. "struct flock" is the ABI compliant - * variant. Finally struct flock64 is the LFS variant of struct flock. As - * a historic accident and inconsistence with the ABI definition it doesn't - * contain all the same fields as struct flock. - */ - #if _MIPS_SIM != _MIPS_SIM_ABI64 - -#include - -struct flock { - short l_type; - short l_whence; - __kernel_off_t l_start; - __kernel_off_t l_len; - long l_sysid; - __kernel_pid_t l_pid; - long pad[4]; -}; - -#define HAVE_ARCH_STRUCT_FLOCK - -#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ +#define __ARCH_FLOCK_EXTRA_SYSID long l_sysid; +#define __ARCH_FLOCK_PAD long pad[4]; +#endif #include diff --git a/include/uapi/asm-generic/fcntl.h b/include/uapi/asm-generic/fcntl.h index c53897ca5d402..98f4ff165b776 100644 --- a/include/uapi/asm-generic/fcntl.h +++ b/include/uapi/asm-generic/fcntl.h @@ -192,18 +192,19 @@ struct f_owner_ex { #define F_LINUX_SPECIFIC_BASE 1024 -#ifndef HAVE_ARCH_STRUCT_FLOCK struct flock { short l_type; short l_whence; __kernel_off_t l_start; __kernel_off_t l_len; +#ifdef __ARCH_FLOCK_EXTRA_SYSID + __ARCH_FLOCK_EXTRA_SYSID +#endif __kernel_pid_t l_pid; #ifdef __ARCH_FLOCK_PAD __ARCH_FLOCK_PAD #endif }; -#endif struct flock64 { short l_type; diff --git a/tools/include/uapi/asm-generic/fcntl.h b/tools/include/uapi/asm-generic/fcntl.h index 82054502b9748..bf961a71802e0 100644 --- a/tools/include/uapi/asm-generic/fcntl.h +++ b/tools/include/uapi/asm-generic/fcntl.h @@ -187,18 +187,19 @@ struct f_owner_ex { #define F_LINUX_SPECIFIC_BASE 1024 -#ifndef HAVE_ARCH_STRUCT_FLOCK struct flock { short l_type; short l_whence; __kernel_off_t l_start; __kernel_off_t l_len; +#ifdef __ARCH_FLOCK_EXTRA_SYSID + __ARCH_FLOCK_EXTRA_SYSID +#endif __kernel_pid_t l_pid; #ifdef __ARCH_FLOCK_PAD __ARCH_FLOCK_PAD #endif }; -#endif struct flock64 { short l_type; From patchwork Mon Jan 31 06:49:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12730434 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 E1F76C433EF for ; Mon, 31 Jan 2022 06:51:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=wAcQ/U42HxzN8JLoYf/NsWIJZy0v/eJUZwCMI30qUpo=; b=UJLc9l58NIsQ4q K+ThUvXw5DDDEh6uj9TzsDdAJX/M5V8A2LsBfgxLsTDVvgMzmzEklOIRYgzUMgPlCjIl3ObTLewy5 ixvHNs/T2k3YVBvGhEGsWMZAIKdZDkMVlH8C6a9qfZahwR9BB8Ex6oLciUdGlOr54yoyE4ycz2pzi cuszjlRDCSVHHRLZUj70+RoPKT9v9N2oDspFeQLTw55xgZ15YvRqWxQr87w0ASnXlPUUBbnkm8iwJ ZrGI5pkGMLkkzv6WU9/l7r0Cn8a03tyaOgoEaqcru0VSWbb6icuIWP/wvnlnJ7ep4AmRlXnOY0xaA wdHLg8g4vLo6epbKn9MA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQW6-008Aj1-HJ; Mon, 31 Jan 2022 06:50:22 +0000 Received: from [2001:4bb8:191:327d:13f5:1d0a:e266:6974] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVY-008AVp-Co; Mon, 31 Jan 2022 06:49:48 +0000 From: Christoph Hellwig To: Arnd Bergmann Cc: Guo Ren , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 4/5] uapi: always define F_GETLK64/F_SETLK64/F_SETLKW64 in fcntl.h Date: Mon, 31 Jan 2022 07:49:32 +0100 Message-Id: <20220131064933.3780271-5-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220131064933.3780271-1-hch@lst.de> References: <20220131064933.3780271-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The F_GETLK64/F_SETLK64/F_SETLKW64 fcntl opcodes are only implemented for the 32-bit syscall APIs, but are also needed for compat handling on 64-bit kernels. Consolidate them in unistd.h instead of definining the internal compat definitions in compat.h, which is rather errror prone (e.g. parisc gets the values wrong currently). Note that before this change they were never visible to userspace due to the fact that CONFIG_64BIT is only set for kernel builds. Signed-off-by: Christoph Hellwig Acked-by: Guo Ren --- arch/arm64/include/asm/compat.h | 4 ---- arch/mips/include/asm/compat.h | 4 ---- arch/mips/include/uapi/asm/fcntl.h | 4 ++-- arch/powerpc/include/asm/compat.h | 4 ---- arch/s390/include/asm/compat.h | 4 ---- arch/sparc/include/asm/compat.h | 4 ---- arch/x86/include/asm/compat.h | 4 ---- include/uapi/asm-generic/fcntl.h | 4 ++-- tools/include/uapi/asm-generic/fcntl.h | 2 -- 9 files changed, 4 insertions(+), 30 deletions(-) diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h index eaa6ca062d89b..2763287654081 100644 --- a/arch/arm64/include/asm/compat.h +++ b/arch/arm64/include/asm/compat.h @@ -73,10 +73,6 @@ struct compat_flock { compat_pid_t l_pid; }; -#define F_GETLK64 12 /* using 'struct flock64' */ -#define F_SETLK64 13 -#define F_SETLKW64 14 - struct compat_flock64 { short l_type; short l_whence; diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h index bbb3bc5a42fd8..6a350c1f70d7e 100644 --- a/arch/mips/include/asm/compat.h +++ b/arch/mips/include/asm/compat.h @@ -65,10 +65,6 @@ struct compat_flock { s32 pad[4]; }; -#define F_GETLK64 33 -#define F_SETLK64 34 -#define F_SETLKW64 35 - struct compat_flock64 { short l_type; short l_whence; diff --git a/arch/mips/include/uapi/asm/fcntl.h b/arch/mips/include/uapi/asm/fcntl.h index 9e44ac810db94..0369a38e3d4f2 100644 --- a/arch/mips/include/uapi/asm/fcntl.h +++ b/arch/mips/include/uapi/asm/fcntl.h @@ -44,11 +44,11 @@ #define F_SETOWN 24 /* for sockets. */ #define F_GETOWN 23 /* for sockets. */ -#ifndef __mips64 +#if __BITS_PER_LONG == 32 || defined(__KERNEL__) #define F_GETLK64 33 /* using 'struct flock64' */ #define F_SETLK64 34 #define F_SETLKW64 35 -#endif +#endif /* __BITS_PER_LONG == 32 || defined(__KERNEL__) */ #if _MIPS_SIM != _MIPS_SIM_ABI64 #define __ARCH_FLOCK_EXTRA_SYSID long l_sysid; diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h index 7afc96fb6524b..83d8f70779cbc 100644 --- a/arch/powerpc/include/asm/compat.h +++ b/arch/powerpc/include/asm/compat.h @@ -52,10 +52,6 @@ struct compat_flock { compat_pid_t l_pid; }; -#define F_GETLK64 12 /* using 'struct flock64' */ -#define F_SETLK64 13 -#define F_SETLKW64 14 - struct compat_flock64 { short l_type; short l_whence; diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h index cdc7ae72529d8..0f14b3188b1bb 100644 --- a/arch/s390/include/asm/compat.h +++ b/arch/s390/include/asm/compat.h @@ -110,10 +110,6 @@ struct compat_flock { compat_pid_t l_pid; }; -#define F_GETLK64 12 -#define F_SETLK64 13 -#define F_SETLKW64 14 - struct compat_flock64 { short l_type; short l_whence; diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h index bd949fcf9d63b..108078751bb5a 100644 --- a/arch/sparc/include/asm/compat.h +++ b/arch/sparc/include/asm/compat.h @@ -84,10 +84,6 @@ struct compat_flock { short __unused; }; -#define F_GETLK64 12 -#define F_SETLK64 13 -#define F_SETLKW64 14 - struct compat_flock64 { short l_type; short l_whence; diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h index 7516e4199b3c6..8d19a212f4f26 100644 --- a/arch/x86/include/asm/compat.h +++ b/arch/x86/include/asm/compat.h @@ -58,10 +58,6 @@ struct compat_flock { compat_pid_t l_pid; }; -#define F_GETLK64 12 /* using 'struct flock64' */ -#define F_SETLK64 13 -#define F_SETLKW64 14 - /* * IA32 uses 4 byte alignment for 64 bit quantities, * so we need to pack this structure. diff --git a/include/uapi/asm-generic/fcntl.h b/include/uapi/asm-generic/fcntl.h index 98f4ff165b776..8c05d3d89ff18 100644 --- a/include/uapi/asm-generic/fcntl.h +++ b/include/uapi/asm-generic/fcntl.h @@ -116,13 +116,13 @@ #define F_GETSIG 11 /* for sockets. */ #endif -#ifndef CONFIG_64BIT +#if __BITS_PER_LONG == 32 || defined(__KERNEL__) #ifndef F_GETLK64 #define F_GETLK64 12 /* using 'struct flock64' */ #define F_SETLK64 13 #define F_SETLKW64 14 #endif -#endif +#endif /* __BITS_PER_LONG == 32 || defined(__KERNEL__) */ #ifndef F_SETOWN_EX #define F_SETOWN_EX 15 diff --git a/tools/include/uapi/asm-generic/fcntl.h b/tools/include/uapi/asm-generic/fcntl.h index bf961a71802e0..6e16722026f39 100644 --- a/tools/include/uapi/asm-generic/fcntl.h +++ b/tools/include/uapi/asm-generic/fcntl.h @@ -115,13 +115,11 @@ #define F_GETSIG 11 /* for sockets. */ #endif -#ifndef CONFIG_64BIT #ifndef F_GETLK64 #define F_GETLK64 12 /* using 'struct flock64' */ #define F_SETLK64 13 #define F_SETLKW64 14 #endif -#endif #ifndef F_SETOWN_EX #define F_SETOWN_EX 15 From patchwork Mon Jan 31 06:49:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12730435 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 56BCCC433EF for ; Mon, 31 Jan 2022 06:51:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=YT4CkurFybSGcLOIEai1F/x1HNyJbF2x8mTHg8+5HT8=; b=1GHuebV8IjGlMU qjBlVN3JWE+55fcqYqkux38Jd2IT3lllXPzqorIE54LXHPa+J4mUXbRn0yfJDflnLYPeGSxJwzHDK J8umf40i6TP1eZMI/V3LtyvKYlG7PpiS1xnoHN92Ggg+k+jSIfGLzEizMJRgYKjqcjlOZjvdXFnpe HQ/gCoHgo0Oh1p3/TQYx8BkIqoEMpiUWAhVyqAbRbxhLofQYphqYCLKI8GWl5ypN+pe//pvjVW/t0 7kFjUiUoxN9TsVz6FEdAceFt+moUqbjaSTgQPnh/mINBDDT1jqdjfbkhdGqZ3ZIWx48eb3BoEiq6j PUn4ppjEsScS/JwGpSlw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQWH-008Ans-3p; Mon, 31 Jan 2022 06:50:33 +0000 Received: from [2001:4bb8:191:327d:13f5:1d0a:e266:6974] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEQVb-008AX1-F1; Mon, 31 Jan 2022 06:49:51 +0000 From: Christoph Hellwig To: Arnd Bergmann Cc: Guo Ren , x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 5/5] compat: consolidate the compat_flock{,64} definition Date: Mon, 31 Jan 2022 07:49:33 +0100 Message-Id: <20220131064933.3780271-6-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220131064933.3780271-1-hch@lst.de> References: <20220131064933.3780271-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Provide a single common definition for the compat_flock and compat_flock64 structures using the same tricks as for the native variants. Another extra define is added for the packing required on x86. Signed-off-by: Christoph Hellwig --- arch/arm64/include/asm/compat.h | 16 ---------------- arch/mips/include/asm/compat.h | 19 ++----------------- arch/parisc/include/asm/compat.h | 16 ---------------- arch/powerpc/include/asm/compat.h | 16 ---------------- arch/s390/include/asm/compat.h | 16 ---------------- arch/sparc/include/asm/compat.h | 18 +----------------- arch/x86/include/asm/compat.h | 20 +++----------------- include/linux/compat.h | 31 +++++++++++++++++++++++++++++++ 8 files changed, 37 insertions(+), 115 deletions(-) diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h index 2763287654081..e0faec1984a1c 100644 --- a/arch/arm64/include/asm/compat.h +++ b/arch/arm64/include/asm/compat.h @@ -65,22 +65,6 @@ struct compat_stat { compat_ulong_t __unused4[2]; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; - struct compat_statfs { int f_type; int f_bsize; diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h index 6a350c1f70d7e..6d6e5a451f4d9 100644 --- a/arch/mips/include/asm/compat.h +++ b/arch/mips/include/asm/compat.h @@ -55,23 +55,8 @@ struct compat_stat { s32 st_pad4[14]; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - s32 l_sysid; - compat_pid_t l_pid; - s32 pad[4]; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; +#define __ARCH_COMPAT_FLOCK_EXTRA_SYSID s32 l_sysid; +#define __ARCH_COMPAT_FLOCK_PAD s32 pad[4]; struct compat_statfs { int f_type; diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h index c04f5a637c390..a1e4534d80509 100644 --- a/arch/parisc/include/asm/compat.h +++ b/arch/parisc/include/asm/compat.h @@ -53,22 +53,6 @@ struct compat_stat { u32 st_spare4[3]; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; - struct compat_statfs { s32 f_type; s32 f_bsize; diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h index 83d8f70779cbc..5ef3c7c83c343 100644 --- a/arch/powerpc/include/asm/compat.h +++ b/arch/powerpc/include/asm/compat.h @@ -44,22 +44,6 @@ struct compat_stat { u32 __unused4[2]; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; - struct compat_statfs { int f_type; int f_bsize; diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h index 0f14b3188b1bb..07f04d37068b6 100644 --- a/arch/s390/include/asm/compat.h +++ b/arch/s390/include/asm/compat.h @@ -102,22 +102,6 @@ struct compat_stat { u32 __unused5; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; - struct compat_statfs { u32 f_type; u32 f_bsize; diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h index 108078751bb5a..d78fb44942e0f 100644 --- a/arch/sparc/include/asm/compat.h +++ b/arch/sparc/include/asm/compat.h @@ -75,23 +75,7 @@ struct compat_stat64 { unsigned int __unused5; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; - short __unused; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; - short __unused; -}; +#define __ARCH_COMPAT_FLOCK_PAD short __unused; struct compat_statfs { int f_type; diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h index 8d19a212f4f26..de794d8958663 100644 --- a/arch/x86/include/asm/compat.h +++ b/arch/x86/include/asm/compat.h @@ -50,25 +50,11 @@ struct compat_stat { u32 __unused5; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - /* - * IA32 uses 4 byte alignment for 64 bit quantities, - * so we need to pack this structure. + * IA32 uses 4 byte alignment for 64 bit quantities, so we need to pack the + * compat flock64 structure. */ -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -} __attribute__((packed)); +#define __ARCH_NEED_COMPAT_FLOCK64_PACKED struct compat_statfs { int f_type; diff --git a/include/linux/compat.h b/include/linux/compat.h index 1c758b0e03598..a0481fe6c5d51 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -258,6 +258,37 @@ struct compat_rlimit { compat_ulong_t rlim_max; }; +#ifdef __ARCH_NEED_COMPAT_FLOCK64_PACKED +#define __ARCH_COMPAT_FLOCK64_PACK __attribute__((packed)) +#else +#define __ARCH_COMPAT_FLOCK64_PACK +#endif + +struct compat_flock { + short l_type; + short l_whence; + compat_off_t l_start; + compat_off_t l_len; +#ifdef __ARCH_COMPAT_FLOCK_EXTRA_SYSID + __ARCH_COMPAT_FLOCK_EXTRA_SYSID +#endif + compat_pid_t l_pid; +#ifdef __ARCH_COMPAT_FLOCK_PAD + __ARCH_COMPAT_FLOCK_PAD +#endif +}; + +struct compat_flock64 { + short l_type; + short l_whence; + compat_loff_t l_start; + compat_loff_t l_len; + compat_pid_t l_pid; +#ifdef __ARCH_COMPAT_FLOCK64_PAD + __ARCH_COMPAT_FLOCK64_PAD +#endif +} __ARCH_COMPAT_FLOCK64_PACK; + struct compat_rusage { struct old_timeval32 ru_utime; struct old_timeval32 ru_stime;