Message ID | 20250303-vdso-clock-v1-2-c1b5c69a166f@linutronix.de (mailing list archive) |
---|---|
State | New |
Headers | show
Return-Path: <linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org> 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 15D3CC282C5 for <linux-arm-kernel@archiver.kernel.org>; Mon, 3 Mar 2025 11:32:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=uY4A0H+/yXHEBsdmbGCdTr/QiTwADD1cYzSVXD6cRGg=; b=XlaQDzBX0sTYbrR+qwqzgb+qmG 6Iwcl8fxo4ixHG+CCtCXyFDFIDBwZ87DZXAbsY5CrH6P/ClDKydniAxLUtxT7GZHYoQ0MqHpQIO5p 3vbGzFGHzhiyjb0m4nhO2RUSZZuEIrexBpOmtx2LyQ1goIGKfmQ9GZV26Z/W4hUhMt5nFh7zhymH9 AQy+r6EkyeW5hinwAKceaNewt2NmY8bQsaFetvavTk+ctRJnAWnhrx/wAj7lBK7QaXhfBVspEPi2I rPM40HbgUYR+C29iZBUM7ubKT57zkv8JJ5S0H8NcFwiitIhwtKhSe7huiaBcO0qCHy+Y16PXQpuQ+ k0Tn05LQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tp42I-00000000Zok-260R; Mon, 03 Mar 2025 11:32:38 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tp3hX-00000000TmC-0hSZ for linux-arm-kernel@lists.infradead.org; Mon, 03 Mar 2025 11:11:12 +0000 From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= <thomas.weissschuh@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1741000269; 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=uY4A0H+/yXHEBsdmbGCdTr/QiTwADD1cYzSVXD6cRGg=; b=2En2gryv8KFjGlwpTPafhFfDRNSmhcpEmGQwq4W1X7xGPlQYEGfajgK4J23nkcTFzAsH3G nerhaf4T8jW/arCzkNVebRrc38yLVH5FsQp8gTCI0Y5Zz2yQdXK6bzfq18+x+qSd85H881 yDFM0kX98uWCtQinDsrdW75dsCehjZahArgBH2ODjHERe7NpIfLTkdG8Y0ejPtI+cwbK5y wC2p9FgP76oe+11PqrzQAnJqsbZ1TUHoP8trE7DEXNSjW4L26zpyRlMOkzd1VhH8ocEiXE SH4zl5jNdRNhxKoz/EtsTDyC8/Im56SYE1emomuTD7+ZMWAVgSFPwAzMO9B1sQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1741000269; 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=uY4A0H+/yXHEBsdmbGCdTr/QiTwADD1cYzSVXD6cRGg=; b=fMJ9NStByy0aoH300sXCDuvSmTKmPwN9oRCy+0LoPVQKid/pIMStDs5YY5V5hqyqvvSvkh RgcXpGDAy62Y4ZAQ== Date: Mon, 03 Mar 2025 12:11:04 +0100 Subject: [PATCH 02/19] arm64: Make asm/cache.h compatible with vDSO MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20250303-vdso-clock-v1-2-c1b5c69a166f@linutronix.de> References: <20250303-vdso-clock-v1-0-c1b5c69a166f@linutronix.de> In-Reply-To: <20250303-vdso-clock-v1-0-c1b5c69a166f@linutronix.de> To: Andy Lutomirski <luto@kernel.org>, Thomas Gleixner <tglx@linutronix.de>, Vincenzo Frascino <vincenzo.frascino@arm.com>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Anna-Maria Behnsen <anna-maria@linutronix.de>, Frederic Weisbecker <frederic@kernel.org>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, Dave Hansen <dave.hansen@linux.intel.com>, x86@kernel.org, "H. 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vdso: Rework struct vdso_time_data and introduce struct vdso_clock
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diff --git a/arch/arm64/include/asm/cache.h b/arch/arm64/include/asm/cache.h index 06a4670bdb0b9b7552d553cee3cc70a6e15b2b93..99cd6546e72e35cfbceec7ce0a0f64498dfadd38 100644 --- a/arch/arm64/include/asm/cache.h +++ b/arch/arm64/include/asm/cache.h @@ -35,7 +35,7 @@ #define ARCH_DMA_MINALIGN (128) #define ARCH_KMALLOC_MINALIGN (8) -#ifndef __ASSEMBLY__ +#if !defined(__ASSEMBLY__) && !defined(BUILD_VDSO) #include <linux/bitops.h> #include <linux/kasan-enabled.h> @@ -118,6 +118,6 @@ static inline u32 __attribute_const__ read_cpuid_effective_cachetype(void) return ctr; } -#endif /* __ASSEMBLY__ */ +#endif /* !defined(__ASSEMBLY__) && !defined(BUILD_VDSO) */ #endif
asm/cache.h can be used during the vDSO build through vdso/cache.h. Not all definitions in it are compatible with the vDSO, especially the compat vDSO. Hide the more complex definitions from the vDSO build. Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de> --- arch/arm64/include/asm/cache.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)