From nobody Mon Feb 9 13:36:39 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 D60FAC0015E for ; Thu, 27 Jul 2023 02:02:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230245AbjG0CCn (ORCPT ); Wed, 26 Jul 2023 22:02:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230356AbjG0CCi (ORCPT ); Wed, 26 Jul 2023 22:02:38 -0400 Received: from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com [IPv6:2607:f8b0:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 02CEA2139 for ; Wed, 26 Jul 2023 19:02:28 -0700 (PDT) Received: by mail-pl1-x62d.google.com with SMTP id d9443c01a7336-1bba48b0bd2so2755565ad.3 for ; Wed, 26 Jul 2023 19:02:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690423348; x=1691028148; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=muQcnaFQ3olJEak0NF0aGgOvQeQ9I+wuFJc+tIo+YJ8=; b=nwe4+YEyQi6i81SK443t1/Qsn/z061kBXYrrc9wWsp2XZVh+dpDEKIvJbGfFHEWiXc GmJE8pnFxzerOhmlcQYicoLDU/VHlfdJNzUyWEIScWyRMQs/BcW00EVDRAHqio49haYu pkVKq4DouMbxV41Q7Q/0QecLESEV7VHmJbiM05GoX2JobOurogfXEWv2g2SyU74GttxT 4iq8xyBJRjjXZKOKATP2yGR+8L7IVJcncsrTSIqWD1NApmUa7M6RCo9hSnR0orjcdQ4K SkQl48rDBM3ZlwuZaxAHsHf2EMw1v5DAzH/O+edPlKQboymulN7Z3Gn0T3AXCiFQZXW5 bAGA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690423348; x=1691028148; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=muQcnaFQ3olJEak0NF0aGgOvQeQ9I+wuFJc+tIo+YJ8=; b=NTntw00u59STTNvHxzwPlvT4eVh/sBd34phAr5a7IwOzPQdeM7l2tXhzcsyVFnK546 EXK2KIFOeT3MGcXE3n1tKZ+g5ANwfzYO9AOabwwluePzGo6goX16C1WgpRrtcQzeEFbP CIb6oL8noGNI1fDtqbdqzfiTDkPfm9iN7EwvoPwQyRl+F4/GUMUToRIGhxrM4Gp1gcOn 6eNUl+6+gW2IO9xdQ4Oqygc7ylkHp6fCSYMPywhnQuOWRap3Kle4oSMa/y8IiTiFI288 mbffTaLX4/evBACwyXDyNq65NjnH2GJi7lfP3qFGmJ7i11/nNsdOz2i+H464heZmKKzC 5UvQ== X-Gm-Message-State: ABy/qLawE+4nHnTiI1lqfuVEGX9hW82uCQpb8CdFgGbaOWDvNDKPiZ1v QfKe6k6YNCgGKKnRI5wsyg0S8y4CmFX7+g== X-Google-Smtp-Source: APBJJlFU97S+aZxoKJH6Zgy5xOHnLIpAArSTuQ/RqxKIU+ltvE0/QEIcplLyfATaOYZGgXZqAhCDaQ== X-Received: by 2002:a17:902:b694:b0:1bb:25bd:d09c with SMTP id c20-20020a170902b69400b001bb25bdd09cmr2723224pls.1.1690423347650; Wed, 26 Jul 2023 19:02:27 -0700 (PDT) Received: from localhost ([216.228.127.130]) by smtp.gmail.com with ESMTPSA id e4-20020a170902b78400b001bb7a736b46sm230990pls.104.2023.07.26.19.02.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Jul 2023 19:02:27 -0700 (PDT) From: Yury Norov To: linux-kernel@vger.kernel.org, Andy Shevchenko , Rasmus Villemoes Cc: Yury Norov Subject: [PATCH 4/6] bitmap: replace _reg_op(REG_OP_ISFREE) with find_next_bit() Date: Wed, 26 Jul 2023 19:02:05 -0700 Message-Id: <20230727020207.36314-5-yury.norov@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230727020207.36314-1-yury.norov@gmail.com> References: <20230727020207.36314-1-yury.norov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" _reg_op(REG_OP_ISFREE) can be trivially replaced with find_next_bit(). Drop it. Signed-off-by: Yury Norov --- lib/bitmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/bitmap.c b/lib/bitmap.c index 9be083ad71bf..e0c3bba79181 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -1354,7 +1354,7 @@ int bitmap_allocate_region(unsigned long *bitmap, uns= igned int pos, int order) { unsigned int nbits =3D pos + BIT(order); =20 - if (!__reg_op(bitmap, pos, order, REG_OP_ISFREE)) + if (find_next_bit(bitmap, pos, nbits) < nbits) return -EBUSY; bitmap_set(bitmap, pos, nbits); return 0; --=20 2.39.2