From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f49.google.com (mail-wm1-f49.google.com [209.85.128.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 781E0202995 for ; Tue, 4 Mar 2025 12:00:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.49 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741089624; cv=none; b=DNgcs4EP9494sRmb3TItcWF3N/bj5iioG4HhgyuZIaQ5Z+bAYd2KHHqIHMJ48h2DY9hs1ZVCe12XtmlKoICP/rkgYlonpHIBKL14UMmZoe6RW5APppKWrjH8jBMl7vbCDfQzizqsv76CRa449X+eSFzdtRDvAIGboDd8ORQExtM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741089624; c=relaxed/simple; bh=37qdTKtD627l5e6Qxc7x2IExKolZyjtaGfIkopSnfWs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Tp0prmsEvnFcNHhC5nom+peO1D5Wkd8HXG3pHaO7eCBskXtyGCzgJDm26MEYagcIysmP9RK9wtZSilhYVLLLpDVBJf4achuwK4aUROBlgNaa9iW85/OJwwEnu1dzLw5fUY4ziHLVYEQVZMXhcCIj1sP9DyIht4O2b/7PYXzQPpo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ventanamicro.com; spf=pass smtp.mailfrom=ventanamicro.com; dkim=pass (2048-bit key) header.d=ventanamicro.com header.i=@ventanamicro.com header.b=UkvTCHiB; arc=none smtp.client-ip=209.85.128.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ventanamicro.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ventanamicro.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ventanamicro.com header.i=@ventanamicro.com header.b="UkvTCHiB" Received: by mail-wm1-f49.google.com with SMTP id 5b1f17b1804b1-4394345e4d5so37858965e9.0 for ; Tue, 04 Mar 2025 04:00:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1741089621; x=1741694421; darn=vger.kernel.org; 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=v5+0DAJFyGg9dqAHMt/74M2g7aCiRWRLOEFqoe5G5I8=; b=UkvTCHiBTyGl3Nw+fp/pvMuLhXk/il8e9d/VFc9Hj6ltvkSdfYE13AB1/2Xz8UxHmA GQy5L3po2ILOqNqLqzzYjqjdJJ+yjb1LWL7yIYsKE9ykH6E4pyAGOlwLPtQXQJh7bPAt 9RpTIUw1yv4TZaW6lSqpfjEGpERRgV3v0xMwkD5Q9JEZqYp3pCiX2y9wytH3/MWIu8WS VZNbc2waz4HSE2hvbZDsgFEFZrcmp3T37N4O/VVzb2lUstp5APYaCDkXMKJj4kP373DZ LUcm3i5yYXy2CQn4ihVValkcBv7sohcgzTTD68twpo5x8YTH83pXjEhxGhZv36ATxdUV Rp7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741089621; x=1741694421; 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=v5+0DAJFyGg9dqAHMt/74M2g7aCiRWRLOEFqoe5G5I8=; b=XJpEn4hQVVzs/UlbZqlNoU7rrHNn76+GebV/cfyAke6MJdSjNJ4+u3gnT6VLvDo9/G SUjthwyxnYKmOUqzmPN8BW1HpmUEy6K/Whf5qsrA+FPqVQ1BWOaJfYHQ6np4W7xQgVPx mmOPYvi4uLFFb3cJAn4Ft5JnwsbGre26x5T3RPz/WzAYV/RXCciMQTpB1BReBFkQ/3pw VuzA7kELbFpK4BtTbdDuCS0TzBS8jvVQcR22tSaOQL3VG0DMUrs9BuVpLuEEbSi0fQwi xUCaRCZEaioObx4srn1PYrtKpajbjE7vhDwsRI3/BAXdzaOMsvk0uyYapCvyayTJ/Azo Zhbw== X-Forwarded-Encrypted: i=1; AJvYcCWYwiBuGeR23FJveID3FlvpFTB05E2qyP0mYLNeUO2FqgLn4pLC9G3pv7FmDbwBUnfIo07H642r3zU=@vger.kernel.org X-Gm-Message-State: AOJu0YyCnX9V0Ea6YwM2bbJkgcn7AVU7wkLuNEFOmJEgwBq4bkbERCQL 4yA1biG+JpiPORDLq/1v6iRVteUSZ+prXo1yNYc+sDVqaR515mKAG+mWp9kHHdqsKsl+26WpEoG 0 X-Gm-Gg: ASbGnctZykeUjnLNn8ZPBkhs4+L3csMb0DTbF40C+tqSfaJIVkpgYmpDMQUmJBgVqVM /5ecYO30/XXmWXHiuYPC0A4Ok2Jzkoz5t1tNywiBnjwgmn7lMC6h2HEPA1WZjqOBG5AIgzdxllZ v3fGDdG/WmYyqo9RrBbbZNzwism/NzQhNkFLPcl6dzA+I2Zg34dJHI4j5DnhYJUuc4C8U3Y9oKq NQN7OwTxKARhlaJUZJ01S+PCs+95kd662LoclbE/ikcIq69QHnFUV9qru/Ox7r+pwhO93AwYVnQ KjkK+Wly7XTNNGsFdjp4o0Oe/cUJTyzQ X-Google-Smtp-Source: AGHT+IEqMgV5t8PcK9JSG+SOO4LPXPlwofpngejjCplSgEhGn5nYR0XjUC86Q3nC0sypwkMwdVM5mQ== X-Received: by 2002:a05:600c:4693:b0:439:8523:36cc with SMTP id 5b1f17b1804b1-43ba66e66d7mr161122735e9.11.1741089620734; Tue, 04 Mar 2025 04:00:20 -0800 (PST) Received: from localhost ([2a02:8308:a00c:e200::688c]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-390e4795962sm17966864f8f.13.2025.03.04.04.00.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 04:00:20 -0800 (PST) From: Andrew Jones To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Cc: paul.walmsley@sifive.com, palmer@dabbelt.com, charlie@rivosinc.com, cleger@rivosinc.com, alex@ghiti.fr, Anup Patel , corbet@lwn.net, Alexandre Ghiti Subject: [PATCH v3 4/8] riscv: Change check_unaligned_access_speed_all_cpus to void Date: Tue, 4 Mar 2025 13:00:19 +0100 Message-ID: <20250304120014.143628-14-ajones@ventanamicro.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250304120014.143628-10-ajones@ventanamicro.com> References: <20250304120014.143628-10-ajones@ventanamicro.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The return value of check_unaligned_access_speed_all_cpus() is always zero, so make the function void so we don't need to concern ourselves with it. The change also allows us to tidy up check_unaligned_access_all_cpus() a bit. Reviewed-by: Clément Léger Reviewed-by: Alexandre Ghiti Signed-off-by: Andrew Jones --- arch/riscv/kernel/unaligned_access_speed.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/arch/riscv/kernel/unaligned_access_speed.c b/arch/riscv/kernel/unaligned_access_speed.c index 02b485dc4bc4..780f1c5f512a 100644 --- a/arch/riscv/kernel/unaligned_access_speed.c +++ b/arch/riscv/kernel/unaligned_access_speed.c @@ -218,7 +218,7 @@ static int riscv_offline_cpu(unsigned int cpu) } /* Measure unaligned access speed on all CPUs present at boot in parallel. */ -static int __init check_unaligned_access_speed_all_cpus(void) +static void __init check_unaligned_access_speed_all_cpus(void) { unsigned int cpu; unsigned int cpu_count = num_possible_cpus(); @@ -226,7 +226,7 @@ static int __init check_unaligned_access_speed_all_cpus(void) if (!bufs) { pr_warn("Allocation failure, not measuring misaligned performance\n"); - return 0; + return; } /* @@ -261,12 +261,10 @@ static int __init check_unaligned_access_speed_all_cpus(void) } kfree(bufs); - return 0; } #else /* CONFIG_RISCV_PROBE_UNALIGNED_ACCESS */ -static int __init check_unaligned_access_speed_all_cpus(void) +static void __init check_unaligned_access_speed_all_cpus(void) { - return 0; } #endif @@ -403,10 +401,10 @@ static int __init vec_check_unaligned_access_speed_all_cpus(void *unused __alway static int __init check_unaligned_access_all_cpus(void) { - bool all_cpus_emulated; int cpu; - all_cpus_emulated = check_unaligned_access_emulated_all_cpus(); + if (!check_unaligned_access_emulated_all_cpus()) + check_unaligned_access_speed_all_cpus(); if (!has_vector()) { for_each_online_cpu(cpu) @@ -417,9 +415,6 @@ static int __init check_unaligned_access_all_cpus(void) NULL, "vec_check_unaligned_access_speed_all_cpus"); } - if (!all_cpus_emulated) - return check_unaligned_access_speed_all_cpus(); - return 0; } -- 2.48.1 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 35616C282D9 for ; Tue, 4 Mar 2025 12:10:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=KGYBBpwnt3hWw/5C3fwSPGMNcDYClNDq6N78sbu4zpg=; b=btKLtDQN2+6k51 Run7KfTTmOdg7kvq4A6329MkD+yS6CJwpRblCtYxaRrwNiOrxEifPFZG7+w8xEJhy1ukCzrJNqDMQ PewFZ/qKT+F7IddRZ9XjWUKGaN4B0jBFMVWC8kp1peDJpwMc3XmTurbO5VVIJXRYbbGVBOv20XLoS MF89A1a4Yd9xJKiL0r+OcE1qvJB8ctI8z9my08oSaahpmn0NCJQIjgglNnekb1DabA09G5tTQDGza RSUjlvtMIjWD01skmQvfGFeQ2hwEqdipPYQNL0EJy9JNBWdBsronSmEsu6a9KAWEqscM5kMUmuyxu vHYnccRnGkQAeHmE9t5Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tpR6j-00000004Zhc-1vR4; Tue, 04 Mar 2025 12:10:45 +0000 Received: from mail-wm1-x336.google.com ([2a00:1450:4864:20::336]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tpQwg-00000004V7u-1Qr5 for linux-riscv@lists.infradead.org; Tue, 04 Mar 2025 12:00:23 +0000 Received: by mail-wm1-x336.google.com with SMTP id 5b1f17b1804b1-438a39e659cso37699295e9.2 for ; Tue, 04 Mar 2025 04:00:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1741089621; x=1741694421; darn=lists.infradead.org; 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=v5+0DAJFyGg9dqAHMt/74M2g7aCiRWRLOEFqoe5G5I8=; b=KGxWbbLwsAQdDJQi8q2Vn7Df2w0luLTHHOKGEmn457XByLwx2ugI2SiqO5eJSFPvKp CCwf8rvdezJd9fluJWrmI4g5fFO+DHLEzrq4GCiLDum7pWexRMmdXa+ar+o1+l1bDSNB vC2S6BCYnyhiWFAZbXEg6MdZvAS7R3ijB8WrqQYa77/ecMEfr6SQbyaVAZmVvFTlAQfs gbS9x757m/59x6W7pZES8bvLcHiL3uKUhb/dU6MMixElOlVYlde1IU5IuEO+Re4Gl2oF Cz1zguEOLE8tFp9sHd6ihOF02U2/v1PKR2V1a12je5YVxkoDSoC8Oj1F8tsSxmGe3vAw EpVg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741089621; x=1741694421; 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=v5+0DAJFyGg9dqAHMt/74M2g7aCiRWRLOEFqoe5G5I8=; b=kdmGDrhCl6/VUzyFq/wMxIcwFYHsGBu5nZX8EAT4PVhH+mW7qI+3941ZMS4wsS5UdE LIjzLUwRvz03zC5NIycW5Mpre61wWI1SsJdV/OlkdThu/CrZePwoJjrm0ug1pELi018U jFFsoCf88CVd6kV4Yolwd2tEKdAZjSqAWgnWjMdIXT65VgwGdBhjA2cDOLCfLGEHeXUU ZRn2ztFB02aKGoPwoLVwWRf5rnpZxTuy4UowzTORtzwpERyKMfLdXFqeQRvcl8nc5oUw TKWfOtpLAX/8U5I/DYQ2QQsg9Cxk2oy2OwyhsE9Dj9sGdzTkYxE8Gb7xCNCBul/Cc6ff RCBg== X-Gm-Message-State: AOJu0YyLt3HNZnEjMZ2+RpWdeKy6wHqaiMXh9zJSEFNgkTO3QjjzkSBy w1BjLMZJWJEPkOis9yUzJd9FGtvYmos1wPi2/5Zw1SOnH22AKUPNlPwHWKX/7+jOgLYRQUymbhu e X-Gm-Gg: ASbGncserPuDSD9imBBcdGAvvjiavw2jmY/nTL/8GdqPsyLAM1KHgHz94LbQTcxb3kR 7EeOvcdloxL/hQealPjX2IoQ5zx0cRm9lK3vlxy6Ap3UCGCA8smxS1zx972DesqBbWmYX0HlqBB DKGhPmyIW0GOklhY8k91QDI8W3Sr/JwxvWdHcscoBYtnibOMP6g0JCX/BloACl2bbngIuShFs37 wH5RGmIuvT+eTnv54Ejbg7aQDMhtAwDQeS4CrqfnRHzmF50oLfrF3M5nqMCxk7NH9vcdBRbfngE 0bi29akOUJWf7ykQllqXdONqyWnONZe2 X-Google-Smtp-Source: AGHT+IEqMgV5t8PcK9JSG+SOO4LPXPlwofpngejjCplSgEhGn5nYR0XjUC86Q3nC0sypwkMwdVM5mQ== X-Received: by 2002:a05:600c:4693:b0:439:8523:36cc with SMTP id 5b1f17b1804b1-43ba66e66d7mr161122735e9.11.1741089620734; Tue, 04 Mar 2025 04:00:20 -0800 (PST) Received: from localhost ([2a02:8308:a00c:e200::688c]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-390e4795962sm17966864f8f.13.2025.03.04.04.00.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 04:00:20 -0800 (PST) From: Andrew Jones To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Cc: paul.walmsley@sifive.com, palmer@dabbelt.com, charlie@rivosinc.com, cleger@rivosinc.com, alex@ghiti.fr, Anup Patel , corbet@lwn.net, Alexandre Ghiti Subject: [PATCH v3 4/8] riscv: Change check_unaligned_access_speed_all_cpus to void Date: Tue, 4 Mar 2025 13:00:19 +0100 Message-ID: <20250304120014.143628-14-ajones@ventanamicro.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250304120014.143628-10-ajones@ventanamicro.com> References: <20250304120014.143628-10-ajones@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250304_040022_379179_F023380F X-CRM114-Status: GOOD ( 12.17 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org VGhlIHJldHVybiB2YWx1ZSBvZiBjaGVja191bmFsaWduZWRfYWNjZXNzX3NwZWVkX2FsbF9jcHVz KCkgaXMgYWx3YXlzCnplcm8sIHNvIG1ha2UgdGhlIGZ1bmN0aW9uIHZvaWQgc28gd2UgZG9uJ3Qg bmVlZCB0byBjb25jZXJuIG91cnNlbHZlcwp3aXRoIGl0LiBUaGUgY2hhbmdlIGFsc28gYWxsb3dz IHVzIHRvIHRpZHkgdXAKY2hlY2tfdW5hbGlnbmVkX2FjY2Vzc19hbGxfY3B1cygpIGEgYml0LgoK UmV2aWV3ZWQtYnk6IENsw6ltZW50IEzDqWdlciA8Y2xlZ2VyQHJpdm9zaW5jLmNvbT4KUmV2aWV3 ZWQtYnk6IEFsZXhhbmRyZSBHaGl0aSA8YWxleGdoaXRpQHJpdm9zaW5jLmNvbT4KU2lnbmVkLW9m Zi1ieTogQW5kcmV3IEpvbmVzIDxham9uZXNAdmVudGFuYW1pY3JvLmNvbT4KLS0tCiBhcmNoL3Jp c2N2L2tlcm5lbC91bmFsaWduZWRfYWNjZXNzX3NwZWVkLmMgfCAxNSArKysrKy0tLS0tLS0tLS0K IDEgZmlsZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDEwIGRlbGV0aW9ucygtKQoKZGlmZiAt LWdpdCBhL2FyY2gvcmlzY3Yva2VybmVsL3VuYWxpZ25lZF9hY2Nlc3Nfc3BlZWQuYyBiL2FyY2gv cmlzY3Yva2VybmVsL3VuYWxpZ25lZF9hY2Nlc3Nfc3BlZWQuYwppbmRleCAwMmI0ODVkYzRiYzQu Ljc4MGYxYzVmNTEyYSAxMDA2NDQKLS0tIGEvYXJjaC9yaXNjdi9rZXJuZWwvdW5hbGlnbmVkX2Fj Y2Vzc19zcGVlZC5jCisrKyBiL2FyY2gvcmlzY3Yva2VybmVsL3VuYWxpZ25lZF9hY2Nlc3Nfc3Bl ZWQuYwpAQCAtMjE4LDcgKzIxOCw3IEBAIHN0YXRpYyBpbnQgcmlzY3Zfb2ZmbGluZV9jcHUodW5z aWduZWQgaW50IGNwdSkKIH0KIAogLyogTWVhc3VyZSB1bmFsaWduZWQgYWNjZXNzIHNwZWVkIG9u IGFsbCBDUFVzIHByZXNlbnQgYXQgYm9vdCBpbiBwYXJhbGxlbC4gKi8KLXN0YXRpYyBpbnQgX19p bml0IGNoZWNrX3VuYWxpZ25lZF9hY2Nlc3Nfc3BlZWRfYWxsX2NwdXModm9pZCkKK3N0YXRpYyB2 b2lkIF9faW5pdCBjaGVja191bmFsaWduZWRfYWNjZXNzX3NwZWVkX2FsbF9jcHVzKHZvaWQpCiB7 CiAJdW5zaWduZWQgaW50IGNwdTsKIAl1bnNpZ25lZCBpbnQgY3B1X2NvdW50ID0gbnVtX3Bvc3Np YmxlX2NwdXMoKTsKQEAgLTIyNiw3ICsyMjYsNyBAQCBzdGF0aWMgaW50IF9faW5pdCBjaGVja191 bmFsaWduZWRfYWNjZXNzX3NwZWVkX2FsbF9jcHVzKHZvaWQpCiAKIAlpZiAoIWJ1ZnMpIHsKIAkJ cHJfd2FybigiQWxsb2NhdGlvbiBmYWlsdXJlLCBub3QgbWVhc3VyaW5nIG1pc2FsaWduZWQgcGVy Zm9ybWFuY2VcbiIpOwotCQlyZXR1cm4gMDsKKwkJcmV0dXJuOwogCX0KIAogCS8qCkBAIC0yNjEs MTIgKzI2MSwxMCBAQCBzdGF0aWMgaW50IF9faW5pdCBjaGVja191bmFsaWduZWRfYWNjZXNzX3Nw ZWVkX2FsbF9jcHVzKHZvaWQpCiAJfQogCiAJa2ZyZWUoYnVmcyk7Ci0JcmV0dXJuIDA7CiB9CiAj ZWxzZSAvKiBDT05GSUdfUklTQ1ZfUFJPQkVfVU5BTElHTkVEX0FDQ0VTUyAqLwotc3RhdGljIGlu dCBfX2luaXQgY2hlY2tfdW5hbGlnbmVkX2FjY2Vzc19zcGVlZF9hbGxfY3B1cyh2b2lkKQorc3Rh dGljIHZvaWQgX19pbml0IGNoZWNrX3VuYWxpZ25lZF9hY2Nlc3Nfc3BlZWRfYWxsX2NwdXModm9p ZCkKIHsKLQlyZXR1cm4gMDsKIH0KICNlbmRpZgogCkBAIC00MDMsMTAgKzQwMSwxMCBAQCBzdGF0 aWMgaW50IF9faW5pdCB2ZWNfY2hlY2tfdW5hbGlnbmVkX2FjY2Vzc19zcGVlZF9hbGxfY3B1cyh2 b2lkICp1bnVzZWQgX19hbHdheQogCiBzdGF0aWMgaW50IF9faW5pdCBjaGVja191bmFsaWduZWRf YWNjZXNzX2FsbF9jcHVzKHZvaWQpCiB7Ci0JYm9vbCBhbGxfY3B1c19lbXVsYXRlZDsKIAlpbnQg Y3B1OwogCi0JYWxsX2NwdXNfZW11bGF0ZWQgPSBjaGVja191bmFsaWduZWRfYWNjZXNzX2VtdWxh dGVkX2FsbF9jcHVzKCk7CisJaWYgKCFjaGVja191bmFsaWduZWRfYWNjZXNzX2VtdWxhdGVkX2Fs bF9jcHVzKCkpCisJCWNoZWNrX3VuYWxpZ25lZF9hY2Nlc3Nfc3BlZWRfYWxsX2NwdXMoKTsKIAog CWlmICghaGFzX3ZlY3RvcigpKSB7CiAJCWZvcl9lYWNoX29ubGluZV9jcHUoY3B1KQpAQCAtNDE3 LDkgKzQxNSw2IEBAIHN0YXRpYyBpbnQgX19pbml0IGNoZWNrX3VuYWxpZ25lZF9hY2Nlc3NfYWxs X2NwdXModm9pZCkKIAkJCSAgICBOVUxMLCAidmVjX2NoZWNrX3VuYWxpZ25lZF9hY2Nlc3Nfc3Bl ZWRfYWxsX2NwdXMiKTsKIAl9CiAKLQlpZiAoIWFsbF9jcHVzX2VtdWxhdGVkKQotCQlyZXR1cm4g Y2hlY2tfdW5hbGlnbmVkX2FjY2Vzc19zcGVlZF9hbGxfY3B1cygpOwotCiAJcmV0dXJuIDA7CiB9 CiAKLS0gCjIuNDguMQoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRl YWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt cmlzY3YK