From nobody Tue Apr 7 10:38:51 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 15147ECAAD4 for ; Mon, 29 Aug 2022 21:26:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229777AbiH2VZ6 (ORCPT ); Mon, 29 Aug 2022 17:25:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229751AbiH2VZp (ORCPT ); Mon, 29 Aug 2022 17:25:45 -0400 Received: from mail-yw1-x114a.google.com (mail-yw1-x114a.google.com [IPv6:2607:f8b0:4864:20::114a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6F945A168 for ; Mon, 29 Aug 2022 14:25:43 -0700 (PDT) Received: by mail-yw1-x114a.google.com with SMTP id 00721157ae682-33f8988daecso138732817b3.12 for ; Mon, 29 Aug 2022 14:25:43 -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; bh=VHFOj4kfUa3xGA3HxCxfqSH2fyPnkF//iB8ZL7PxHTQ=; b=XClgxH8bXaTLY5kgySHmNtvDCCVAB8mjOROUY69yCIkvhLsUcaeiTHEG390LZTJ0UJ f+bTq7v3mEXk1WZIYhpvHYfgX0MddKEDnFBtUXG7eI4mzGho1uyo+BRigftRuUZpe5ed yTJv9FwpqBMqwvSi+XVWkQi2sCAbfOGrPpu1lkrGFWjYvxB7buAqdmGdNV7OSfwNKssU SvorUO1mGFzFR5b/hO2rDfP9WSX1xgC98rCcdyQIaEqfPxTvpPYobfXt4iE+GIx2WNMy khAj4t26F+rdvp0rGETv3PRP0ykKrNZPVAZGmSPMWGLG1X6s1pkbIB5IUW2TBK/ZgFFb KwQg== 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; bh=VHFOj4kfUa3xGA3HxCxfqSH2fyPnkF//iB8ZL7PxHTQ=; b=CKBxuEUKK1wm6WDvv6DRsswUfsnUVsg2BJHaYquEFKBSpGybGZB4WFgPEMKa2ILwj5 wALUf6z/NgXSHlW3A61pkSC74qcH6nOLGjQ3SuOQU9un1To4Wt1fVQX290d9B2J1GiQv L6VNQ+pXuqJ63z7ResMfoOBn1MpvUAB/Qsny/ozbBHwf7bPoMMQR+ANnjFWBoiIULfg5 JASVgcjs9YTRJRQtebc7BxSknVfvTtrbw901gTaAov88xdQanp8ChjHUBO2yVzpis/j8 ARZm1p9DwQ6avEFzg83cBrsMsWvD+Bgkuc8G8OHUWLkKCjEvvP5svrKfQB03fPhv5Oxf oLNw== X-Gm-Message-State: ACgBeo0vbAOGdzJKPRQyHr5GB1VLe8SS3rhXsxUebF8Wgf9YPeIwudzq 6YLPnbsdf77l1rhdKgdQ2rJYGhzALiU= X-Google-Smtp-Source: AA6agR6wyKOqZ82JQBWMvaTOKlqh8vry2Onq3V9mMTZsNJ+QDBtzKC1cVl90fnxR++4fsXM2QhKkAh66mSQ= X-Received: from surenb-spec.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:3e30]) (user=surenb job=sendgmr) by 2002:a0d:eac9:0:b0:33d:c025:8a74 with SMTP id t192-20020a0deac9000000b0033dc0258a74mr11722581ywe.430.1661808342911; Mon, 29 Aug 2022 14:25:42 -0700 (PDT) Date: Mon, 29 Aug 2022 21:25:07 +0000 In-Reply-To: <20220829212531.3184856-1-surenb@google.com> Mime-Version: 1.0 References: <20220829212531.3184856-1-surenb@google.com> X-Mailer: git-send-email 2.37.2.672.g94769d06f0-goog Message-ID: <20220829212531.3184856-5-surenb@google.com> Subject: [RFC PATCH 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@techsingularity.net, 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, riel@surriel.com, 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 2.37.2.672.g94769d06f0-goog