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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6F995C433F5 for ; Thu, 19 May 2022 14:59:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240138AbiESO70 (ORCPT ); Thu, 19 May 2022 10:59:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41842 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240113AbiESO7G (ORCPT ); Thu, 19 May 2022 10:59:06 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E9C03D9E86 for ; Thu, 19 May 2022 07:58:54 -0700 (PDT) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 7C1CE61A21 for ; Thu, 19 May 2022 14:58:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8F594C34116; Thu, 19 May 2022 14:58:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652972333; bh=VbESeDYHIHGEyPhJM9sQpDnZacs3e6ZczXrBfGPfyQk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VFdDj7D76tjutOp61jUSG/5axm8fSTtaPYweayRga+2E7CsS3bt+9fjUFCs/4Lxof QNRDis1+NYMGkv//iimjpaU7RL7Zc3dIBiZJiKhH9BKmQSNa0kP/rBtZ5cDW0uzjje h+dXj772czZ048yo1YxSQJIdGZYfTm0E+7/XcCwZ3E/RwaqfcH8fuHDtLeiFmiP459 4xytl4auIe57Oa88iL0fQ6DJqmktTTv6hE+n7jEe/hTcI7Y0/jP5bMKHCcTk/Ftf6V /6VOzRFQakZBhP3v1RE5qWHYxtYKi8zJIUWsTPmvvavSw5eqleNq0dk4vsCUML2kMp Xvzj/GApTbnTA== From: Frederic Weisbecker To: LKML Cc: Frederic Weisbecker , Peter Zijlstra , Phil Auld , Alex Belits , Nicolas Saenz Julienne , Xiongfeng Wang , Neeraj Upadhyay , Thomas Gleixner , Yu Liao , Boqun Feng , "Paul E . McKenney" , Marcelo Tosatti , Paul Gortmaker , Uladzislau Rezki , Joel Fernandes , Mark Rutland Subject: [PATCH 06/21] context_tracking: Rename context_tracking_enter/exit() to ct_user_enter/exit() Date: Thu, 19 May 2022 16:58:08 +0200 Message-Id: <20220519145823.618983-7-frederic@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220519145823.618983-1-frederic@kernel.org> References: <20220519145823.618983-1-frederic@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org context_tracking_enter() and context_tracking_exit() have confusing names that don't explain the fact they are referring to user/guest state. Use more self-explanatory names and shrink to the new context tracking prefix instead. Signed-off-by: Frederic Weisbecker Cc: Paul E. McKenney Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Neeraj Upadhyay Cc: Uladzislau Rezki Cc: Joel Fernandes Cc: Boqun Feng Cc: Nicolas Saenz Julienne Cc: Marcelo Tosatti Cc: Xiongfeng Wang Cc: Yu Liao Cc: Phil Auld Cc: Paul Gortmaker Cc: Alex Belits --- include/linux/context_tracking.h | 13 +++++++------ kernel/context_tracking.c | 12 ++++++------ 2 files changed, 13 insertions(+), 12 deletions(-) diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h index 69532cd18f72..7a5f04ae1758 100644 --- a/include/linux/context_tracking.h +++ b/include/linux/context_tracking.h @@ -17,21 +17,22 @@ extern void context_tracking_cpu_set(int cpu); extern void __ct_user_enter(enum ctx_state state); extern void __ct_user_exit(enum ctx_state state); -extern void context_tracking_enter(enum ctx_state state); -extern void context_tracking_exit(enum ctx_state state); +extern void ct_user_enter(enum ctx_state state); +extern void ct_user_exit(enum ctx_state state); + extern void user_enter_callable(void); extern void user_exit_callable(void); static inline void user_enter(void) { if (context_tracking_enabled()) - context_tracking_enter(CONTEXT_USER); + ct_user_enter(CONTEXT_USER); } static inline void user_exit(void) { if (context_tracking_enabled()) - context_tracking_exit(CONTEXT_USER); + ct_user_exit(CONTEXT_USER); } /* Called with interrupts disabled. */ @@ -57,7 +58,7 @@ static inline enum ctx_state exception_enter(void) prev_ctx = this_cpu_read(context_tracking.state); if (prev_ctx != CONTEXT_KERNEL) - context_tracking_exit(prev_ctx); + ct_user_exit(prev_ctx); return prev_ctx; } @@ -67,7 +68,7 @@ static inline void exception_exit(enum ctx_state prev_ctx) if (!IS_ENABLED(CONFIG_HAVE_CONTEXT_TRACKING_OFFSTACK) && context_tracking_enabled()) { if (prev_ctx != CONTEXT_KERNEL) - context_tracking_enter(prev_ctx); + ct_user_enter(prev_ctx); } } diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c index e4e7aad6c2bc..bfbc5d846a62 100644 --- a/kernel/context_tracking.c +++ b/kernel/context_tracking.c @@ -108,7 +108,7 @@ EXPORT_SYMBOL_GPL(__ct_user_enter); * unsafe because it involves illegal RCU uses through tracing and lockdep. This * must be fixed first. */ -void context_tracking_enter(enum ctx_state state) +void ct_user_enter(enum ctx_state state) { unsigned long flags; @@ -127,8 +127,8 @@ void context_tracking_enter(enum ctx_state state) __ct_user_enter(state); local_irq_restore(flags); } -NOKPROBE_SYMBOL(context_tracking_enter); -EXPORT_SYMBOL_GPL(context_tracking_enter); +NOKPROBE_SYMBOL(ct_user_enter); +EXPORT_SYMBOL_GPL(ct_user_enter); /** * user_enter_callable() - Unfortunate ASM callable version of user_enter() for @@ -186,7 +186,7 @@ EXPORT_SYMBOL_GPL(__ct_user_exit); * unsafe because it involves illegal RCU uses through tracing and lockdep. This * must be fixed first. */ -void context_tracking_exit(enum ctx_state state) +void ct_user_exit(enum ctx_state state) { unsigned long flags; @@ -197,8 +197,8 @@ void context_tracking_exit(enum ctx_state state) __ct_user_exit(state); local_irq_restore(flags); } -NOKPROBE_SYMBOL(context_tracking_exit); -EXPORT_SYMBOL_GPL(context_tracking_exit); +NOKPROBE_SYMBOL(ct_user_exit); +EXPORT_SYMBOL_GPL(ct_user_exit); /** * user_exit_callable() - Unfortunate ASM callable version of user_exit() for -- 2.25.1