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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 19C65F4484F for ; Fri, 10 Apr 2026 12:21:39 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 852076B00DE; Fri, 10 Apr 2026 08:21:38 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 802EE6B00DF; Fri, 10 Apr 2026 08:21:38 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 718B16B00E0; Fri, 10 Apr 2026 08:21:38 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 601706B00DE for ; Fri, 10 Apr 2026 08:21:38 -0400 (EDT) Received: from smtpin23.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 2A6FA591BA for ; Fri, 10 Apr 2026 12:21:38 +0000 (UTC) X-FDA: 84642557076.23.7A28D69 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf07.hostedemail.com (Postfix) with ESMTP id 8E1384000B for ; Fri, 10 Apr 2026 12:21:36 +0000 (UTC) Authentication-Results: imf07.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=HDyFrce5; spf=pass (imf07.hostedemail.com: domain of tglx@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=tglx@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1775823696; h=from:from:sender: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:in-reply-to: references:references:dkim-signature; bh=Bd2cg6ABy+bDw1GoAexe6DyvKfgKbE4JMcwGjXdm8Fs=; b=co+1JfZzO3v0rpCz6L9lHSvasnxGIEMLwTJacFcCsxjTlyhAVfWKu6ZSVYrTnlRoaZYsiL I4pu8TXB3SYMtnaWtoWqVCFaCegd2E3+KNH/IgFNgpdV+yIHIlJv9CRQPrQ0zpP9aAzHJy QmtGMK/9EvGkmB+SK2TpNj5uvmz15ws= ARC-Authentication-Results: i=1; imf07.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=HDyFrce5; spf=pass (imf07.hostedemail.com: domain of tglx@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=tglx@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1775823696; a=rsa-sha256; cv=none; b=DwKwD4NGbKxr2HDbxQFkow7E2Y2ZZEvzhA1QCExe1aEc++/W7x7U0bKUTwyFBZzyRMJxj8 lEA9z9XGEGI0oHxruzfrXNKHmuxEpV2OhM0i8RCkN8j++g4m37X8vRi+zAgvkNhjB4dDyv fPanUxd+lcRQGoky07k9PVSM7DZtqqA= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 1E64B61334; Fri, 10 Apr 2026 12:21:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 08AD5C2BC87; Fri, 10 Apr 2026 12:21:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775823695; bh=pY4Ba+JrP/xTQAmwvt4Sblvq53DUrPINRCnMdCBk5qo=; h=Date:From:To:Subject:References:cc:From; b=HDyFrce5AOq/EGfeY1UdoV8DNpMgAy18kWHJM1sjAR8gGlb0lGVL/86T8A9JdQ406 geoVdL2hWTrXGNOfAnq/kY6NSEK4TpMk9WMO+y1nQNH3tMz9xsxHfqX6syvZMUj1PK bzYUHDgCtqjEJkHt2pwcVZ7pxbRQ83NKHdjXp0R8JD++ws1pIDJb+QbVlpuQaSrK3+ elCptYV6iuLAdTbeeR+RbymhnVAR5noANk7G5ygRae6T0lvFrKQfmBeUjBXUKx1VNg KMOPQf2nxfU/JqhQvoUzqUAfK3BjbJR+sYA7dzOFGZqkM+hZZWPxeRIyaCeQdbvVoP M9E/X3gApmxpw== Date: Fri, 10 Apr 2026 14:21:32 +0200 Message-ID: <20260410120320.163559629@kernel.org> User-Agent: quilt/0.68 From: Thomas Gleixner To: LKML Subject: [patch 38/38] treewide: Remove asm/timex.h includes from generic code References: <20260410120044.031381086@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 cc: Arnd Bergmann , x86@kernel.org, Lu Baolu , iommu@lists.linux.dev, Michael Grzeschik , netdev@vger.kernel.org, linux-wireless@vger.kernel.org, Herbert Xu , linux-crypto@vger.kernel.org, Vlastimil Babka , linux-mm@kvack.org, David Woodhouse , Bernie Thompson , linux-fbdev@vger.kernel.org, "Theodore Tso" , linux-ext4@vger.kernel.org, Andrew Morton , Uladzislau Rezki , Marco Elver , Dmitry Vyukov , kasan-dev@googlegroups.com, Andrey Ryabinin , Thomas Sailer , linux-hams@vger.kernel.org, "Jason A. Donenfeld" , Richard Henderson , linux-alpha@vger.kernel.org, Russell King , linux-arm-kernel@lists.infradead.org, Catalin Marinas , Huacai Chen , loongarch@lists.linux.dev, Geert Uytterhoeven , linux-m68k@lists.linux-m68k.org, Dinh Nguyen , Jonas Bonn , linux-openrisc@vger.kernel.org, Helge Deller , linux-parisc@vger.kernel.org, Michael Ellerman , linuxppc-dev@lists.ozlabs.org, Paul Walmsley , linux-riscv@lists.infradead.org, Heiko Carstens , linux-s390@vger.kernel.org, "David S. Miller" , sparclinux@vger.kernel.org X-Rspam-User: X-Rspamd-Queue-Id: 8E1384000B X-Stat-Signature: pebne7khinr7toq5y8ykwqchjcphmcid X-Rspamd-Server: rspam06 X-HE-Tag: 1775823696-319324 X-HE-Meta: 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 Ckx0n0Hd MjyOGRw8ZnSAB/Iubg9yMnG3BVjNI56hO74ag01OvzhxmNQ9+ddztd8N9g3XF2MhW4/kI2Ckak42L0iOzyOVlsmMFP1b5EPKPgo1kl2gtgF5+yBlzM0NP056Qo7QPap/npS5u2r8R/QUdvaEbFoa459RDVYCG3roIWeijfmcehXMtkAXB7gmnuD6LxNV/CpitonlIOghdrW5pqmoMFf/3AI7Mivk0KmDsXghYSh1Ebb0IZEBm8y5EsSSqOTIaciJZ5FiQNuEaGp2XXshA1M6f5JuK+P5xNEoSSCRu+jBcYIsvTz2P4/FOzHoUk2mO8SuSB3HgVFWq5td9m0QVOQ1Nvsyin8+s4tqoDZJF Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: asm/timex.h does not provide any functionality for non-architecture code anymore. Remove the asm-generic fallback and all references in include and source files along with the random_get_entropy() #ifdeffery in timex.h. Signed-off-by: Thomas Gleixner --- include/asm-generic/Kbuild | 1 - include/asm-generic/timex.h | 15 --------------- include/linux/random.h | 3 +++ include/linux/timex.h | 26 -------------------------- kernel/time/timer.c | 1 - lib/interval_tree_test.c | 1 - lib/rbtree_test.c | 1 - 7 files changed, 3 insertions(+), 45 deletions(-) --- a/include/asm-generic/Kbuild +++ b/include/asm-generic/Kbuild @@ -56,7 +56,6 @@ mandatory-y += shmparam.h mandatory-y += simd.h mandatory-y += softirq_stack.h mandatory-y += switch_to.h -mandatory-y += timex.h mandatory-y += tlbflush.h mandatory-y += topology.h mandatory-y += trace_clock.h --- a/include/asm-generic/timex.h +++ /dev/null @@ -1,15 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __ASM_GENERIC_TIMEX_H -#define __ASM_GENERIC_TIMEX_H - -/* - * If you have a cycle counter, return the value here. - */ -#ifndef get_cycles -static inline cycles_t get_cycles(void) -{ - return 0; -} -#endif - -#endif /* __ASM_GENERIC_TIMEX_H */ --- a/include/linux/random.h +++ b/include/linux/random.h @@ -1,3 +1,4 @@ + /* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_RANDOM_H @@ -152,6 +153,8 @@ unsigned long random_get_entropy_fallbac */ #ifdef CONFIG_ARCH_HAS_RANDOM_ENTROPY #include +#else +#define random_get_entropy() random_get_entropy_fallback() #endif #endif /* _LINUX_RANDOM_H */ --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -62,32 +62,6 @@ #include #include -unsigned long random_get_entropy_fallback(void); - -#include - -#ifndef CONFIG_ARCH_HAS_RANDOM_ENTROPY -#ifndef random_get_entropy -/* - * The random_get_entropy() function is used by the /dev/random driver - * in order to extract entropy via the relative unpredictability of - * when an interrupt takes places versus a high speed, fine-grained - * timing source or cycle counter. Since it will be occurred on every - * single interrupt, it must have a very low cost/overhead. - * - * By default we use get_cycles() for this purpose, but individual - * architectures may override this in their asm/timex.h header file. - * If a given arch does not have get_cycles(), then we fallback to - * using random_get_entropy_fallback(). - */ -#ifdef get_cycles -#define random_get_entropy() ((unsigned long)get_cycles()) -#else -#define random_get_entropy() random_get_entropy_fallback() -#endif -#endif -#endif - /* * SHIFT_PLL is used as a dampening factor to define how much we * adjust the frequency correction for a given offset in PLL mode. --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -48,7 +48,6 @@ #include #include #include -#include #include #include "tick-internal.h" --- a/lib/interval_tree_test.c +++ b/lib/interval_tree_test.c @@ -4,7 +4,6 @@ #include #include #include -#include #include #include --- a/lib/rbtree_test.c +++ b/lib/rbtree_test.c @@ -4,7 +4,6 @@ #include #include #include -#include #define __param(type, name, init, msg) \ static type name = init; \