From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1A41C446060; Thu, 3 Sep 2026 07:41:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788421296; cv=none; b=gXrLJGOXFTocjiNBiMgxF71lU9iu+O3khzzdhc5MjLu3I1kSb1dZYA0KBeFnrMHV8EvAZbfIrRyHiwaHutO44r9+dskMNq5uWs5drRIQLRwuwix72PzGCIVnImFMn7ucNajurN6z7GhEWy4AMSW1rOrfP2OPyLTKDcXO1UnzAOE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788421296; c=relaxed/simple; bh=jZmwpcTvA2lKNhTJtgt0mA5Nuuta8CO6fadzS1+09Lc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=QTVmjA8WM48/smevkU8/rcbffV6W1uo2GrcvuXcMXL+ci02d1k/6Qpml0FqaugWyPLHYKCZQeL1KHbvNrlKwaPiOns91geB/+jnkCIdBhYx2RIRudPZQV7c1rsbMF0QDsjQLyH4n3qb5+3B0dgjbzObpTyUUFxjyp5aDa59M5as= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=RmnpqQcH; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=MutDSXtV; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="RmnpqQcH"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="MutDSXtV" From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1788421293; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6ctVC8jdqr6QFYd4YOzfCl075dK66bWX+194Sx7TuH4=; b=RmnpqQcHoiAbhcGu+Ye9voJADRcNlHd7//7UZSZpuweS6/azB8kBGlfXNGpZdw+zJFDhmb wVqfd/ReM/yvTEBcp2m8agJJbkA7AncmPKWHrzmhKzuSH1IVXory7WFsKLsmSfU+nfF4Fh hxpf6Zo0AWb/8lzdQ/XqwzDTqjMN/ZftsjIshCrqha3MqBXvjPJqrmx40U9dtdNY8urMWx +B2P0HKRbsRjXaKsVte8egNJzNOx0RSzNnBwbUTf/deLjmYm4421Lw0Q95xES95qHbtIp7 OG0nZ4yrrLdrUs28+h/3y0b4ZZnyaG3bYORKfR7uKBROl70iqzLJhbBNyDZQmg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1788421293; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6ctVC8jdqr6QFYd4YOzfCl075dK66bWX+194Sx7TuH4=; b=MutDSXtVdZvrjMqfAE/yNMGtPAGK3IDThXDBVUv0sCpVzDTmiCqIuYuqvvtvE2gzScp5oD 8MjD0OPK1RDnqHBQ== Date: Thu, 03 Sep 2026 09:41:23 +0200 Subject: [PATCH v2 08/15] LoongArch: Remove AT_VECTOR_SIZE_ARCH from UAPI Precedence: bulk X-Mailing-List: linux-alpha@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260903-at-vector-size-arch-v2-8-5bc32a71e3d8@linutronix.de> References: <20260903-at-vector-size-arch-v2-0-5bc32a71e3d8@linutronix.de> In-Reply-To: <20260903-at-vector-size-arch-v2-0-5bc32a71e3d8@linutronix.de> To: Kees Cook , Arnd Bergmann Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, loongarch@lists.linux.dev, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-mips@vger.kernel.org, sparclinux@vger.kernel.org, linux-sh@vger.kernel.org, linux-alpha@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Developer-Signature: v=1; a=ed25519-sha256; t=1788421286; l=1767; i=thomas.weissschuh@linutronix.de; s=20240209; h=from:subject:message-id; bh=jZmwpcTvA2lKNhTJtgt0mA5Nuuta8CO6fadzS1+09Lc=; b=g6xbNGIMHGTFBPIVi/M+7w3xhJb6s8qCkfAEkcXz7LglyUP7ReGfFvVG9ZkdpA32UwGSvrRmY cx+niZaAeaKAcK6Qn9T2uEinyA/55qjVdDuG6KFn3ehAIJWX1I+ofN+ X-Developer-Key: i=thomas.weissschuh@linutronix.de; a=ed25519; pk=pfvxvpFUDJV2h2nY0FidLUml22uGLSjByFbM6aqQQws= There is nothing userspace can do with this value. In the kernel is always combined with AT_VECTOR_SIZE_BASE, which is not exposed to userspace and also changes from time to time. Move the symbol to a kernel-internal header. Signed-off-by: Thomas Weißschuh Reviewed-by: Kees Cook --- arch/loongarch/include/asm/auxvec.h | 14 ++++++++++++++ arch/loongarch/include/uapi/asm/auxvec.h | 8 +++----- 2 files changed, 17 insertions(+), 5 deletions(-) diff --git a/arch/loongarch/include/asm/auxvec.h b/arch/loongarch/include/asm/auxvec.h new file mode 100644 index 000000000000..37dd717a3a22 --- /dev/null +++ b/arch/loongarch/include/asm/auxvec.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Author: Hanlu Li + * Huacai Chen + * + * Copyright (C) 2020-2022 Loongson Technology Corporation Limited + */ + +#ifndef __ASM_AUXVEC_H +#define __ASM_AUXVEC_H + +#define AT_VECTOR_SIZE_ARCH 1 /* entries in ARCH_DLINFO */ + +#endif /* __ASM_AUXVEC_H */ diff --git a/arch/loongarch/include/uapi/asm/auxvec.h b/arch/loongarch/include/uapi/asm/auxvec.h index 922d9e6b5058..79691c422c7e 100644 --- a/arch/loongarch/include/uapi/asm/auxvec.h +++ b/arch/loongarch/include/uapi/asm/auxvec.h @@ -6,12 +6,10 @@ * Copyright (C) 2020-2022 Loongson Technology Corporation Limited */ -#ifndef __ASM_AUXVEC_H -#define __ASM_AUXVEC_H +#ifndef __UAPI_ASM_AUXVEC_H +#define __UAPI_ASM_AUXVEC_H /* Location of VDSO image. */ #define AT_SYSINFO_EHDR 33 -#define AT_VECTOR_SIZE_ARCH 1 /* entries in ARCH_DLINFO */ - -#endif /* __ASM_AUXVEC_H */ +#endif /* __UAPI_ASM_AUXVEC_H */ -- 2.55.0