From nobody Mon Apr 6 23:06:40 2026 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 C1BA1ECAAD3 for ; Thu, 1 Sep 2022 17:36:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234840AbiIARgc (ORCPT ); Thu, 1 Sep 2022 13:36:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45678 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234612AbiIARfj (ORCPT ); Thu, 1 Sep 2022 13:35:39 -0400 Received: from mail-yb1-xb4a.google.com (mail-yb1-xb4a.google.com [IPv6:2607:f8b0:4864:20::b4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C311DA454 for ; Thu, 1 Sep 2022 10:35:32 -0700 (PDT) Received: by mail-yb1-xb4a.google.com with SMTP id z4-20020a5b0a44000000b006a1c47c36beso1425580ybq.15 for ; Thu, 01 Sep 2022 10:35:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date; bh=SmLlv5S95s1SYD/hq46yY1KSJ7CCwWbvNekA+AzNinI=; b=IEnDpG3YZTPCaLyxObjk7amCPTURBOnqU7bJ+HMdi+ub5B49wgcvI5S5rtmD90rv2Q AZvqZR25+q4mnRP5jUchvAffVc/FzpkmhNDkv4FRnlMM4OlY6itcjxw3UZXpfpnem++C EJWIMKaiqyYuCH4R4X9b15IgDB9xODniSPpGeOsiXfRmLSll0Bi1jUHU15lpXlXRSc5J +CLYoEdfwTQrLCZejly8sqYsr7A+RsOmJlAwK6fhbCZlwscLc4WTaIF87eXTXBY8BoJB i633PKqUr/jul5ZT9UiyTCl07dJq2r9+I6Xxo/FEUAli95MNIWyATvVTZ7NKsjxM0gu/ 3dZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date; bh=SmLlv5S95s1SYD/hq46yY1KSJ7CCwWbvNekA+AzNinI=; b=gm/6qTdx5dqSLTMaP1HG5ZNCFGcR9htvHvlppBPPUwibyopyp6FSuEqYZ1C0+ELfGg kMHxJwcgDVkGYxuSRcOqydm7Ci/OcoHIdqSSxbsWWO6V8SZPLtJEcUnBkocUDbIQRZv6 6I+3dvIEEZbhAn5S3yKWAyaDbNZ+Rmxlml8HdsUbCJdIY8RR1Zzu6xeh0NEO2g+CWweM AP0gj7zDmwIMK0VPvyIzj2mEuYZpyZZGSgQyFGgxIhFvsinK66QbSzPdlFsiq2zn7GM8 6eWqgZMa4KXhqkDhsu+6GTcdokDdEyvVPiVFvD9W3Tt26/ol+trx13iYzsrfMwNCpTGj xq0w== X-Gm-Message-State: ACgBeo3IeJm2hr8Vd9Ajw4rNeook4bJm8lMxbLOM2WGDBR9RANfCZIRD UBfx9Bo5u3A7ferjl4P9O9SlYn3eeQo= X-Google-Smtp-Source: AA6agR7LHtl/RnUFMM8Ba/UDLwcr+KKZqP3s3F3o0L7ZSX4nHIA8V0azyARB9tbw+yLexNRTedxLJOpzAXk= X-Received: from surenb-desktop.mtv.corp.google.com ([2620:15c:211:200:1bfc:e7ee:6530:4449]) (user=surenb job=sendgmr) by 2002:a05:6902:1366:b0:691:4335:455b with SMTP id bt6-20020a056902136600b006914335455bmr19454643ybb.282.1662053731874; Thu, 01 Sep 2022 10:35:31 -0700 (PDT) Date: Thu, 1 Sep 2022 10:34:52 -0700 In-Reply-To: <20220901173516.702122-1-surenb@google.com> Mime-Version: 1.0 References: <20220901173516.702122-1-surenb@google.com> X-Mailer: git-send-email 2.37.2.789.g6183377224-goog Message-ID: <20220901173516.702122-5-surenb@google.com> Subject: [RFC PATCH RESEND 04/28] mm: move mmap_lock assert function definitions From: Suren Baghdasaryan To: akpm@linux-foundation.org Cc: michel@lespinasse.org, jglisse@google.com, mhocko@suse.com, vbabka@suse.cz, hannes@cmpxchg.org, mgorman@suse.de, dave@stgolabs.net, willy@infradead.org, liam.howlett@oracle.com, peterz@infradead.org, ldufour@linux.ibm.com, laurent.dufour@fr.ibm.com, paulmck@kernel.org, luto@kernel.org, songliubraving@fb.com, peterx@redhat.com, david@redhat.com, dhowells@redhat.com, hughd@google.com, bigeasy@linutronix.de, kent.overstreet@linux.dev, rientjes@google.com, axelrasmussen@google.com, joelaf@google.com, minchan@google.com, surenb@google.com, kernel-team@android.com, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, x86@kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Move mmap_lock assert function definitions up so that they can be used by other mmap_lock routines. Signed-off-by: Suren Baghdasaryan --- include/linux/mmap_lock.h | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/include/linux/mmap_lock.h b/include/linux/mmap_lock.h index 96e113e23d04..e49ba91bb1f0 100644 --- a/include/linux/mmap_lock.h +++ b/include/linux/mmap_lock.h @@ -60,6 +60,18 @@ static inline void __mmap_lock_trace_released(struct mm_= struct *mm, bool write) =20 #endif /* CONFIG_TRACING */ =20 +static inline void mmap_assert_locked(struct mm_struct *mm) +{ + lockdep_assert_held(&mm->mmap_lock); + VM_BUG_ON_MM(!rwsem_is_locked(&mm->mmap_lock), mm); +} + +static inline void mmap_assert_write_locked(struct mm_struct *mm) +{ + lockdep_assert_held_write(&mm->mmap_lock); + VM_BUG_ON_MM(!rwsem_is_locked(&mm->mmap_lock), mm); +} + static inline void mmap_init_lock(struct mm_struct *mm) { init_rwsem(&mm->mmap_lock); @@ -150,18 +162,6 @@ static inline void mmap_read_unlock_non_owner(struct m= m_struct *mm) up_read_non_owner(&mm->mmap_lock); } =20 -static inline void mmap_assert_locked(struct mm_struct *mm) -{ - lockdep_assert_held(&mm->mmap_lock); - VM_BUG_ON_MM(!rwsem_is_locked(&mm->mmap_lock), mm); -} - -static inline void mmap_assert_write_locked(struct mm_struct *mm) -{ - lockdep_assert_held_write(&mm->mmap_lock); - VM_BUG_ON_MM(!rwsem_is_locked(&mm->mmap_lock), mm); -} - static inline int mmap_lock_is_contended(struct mm_struct *mm) { return rwsem_is_contended(&mm->mmap_lock); --=20 2.37.2.789.g6183377224-goog