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 X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4BCDC2D0A8 for ; Sat, 26 Sep 2020 14:48:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8915F20BED for ; Sat, 26 Sep 2020 14:48:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mVVIaVs4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726382AbgIZOs5 (ORCPT ); Sat, 26 Sep 2020 10:48:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725208AbgIZOs5 (ORCPT ); Sat, 26 Sep 2020 10:48:57 -0400 Received: from mail-lj1-x244.google.com (mail-lj1-x244.google.com [IPv6:2a00:1450:4864:20::244]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95149C0613CE; Sat, 26 Sep 2020 07:48:56 -0700 (PDT) Received: by mail-lj1-x244.google.com with SMTP id w3so4818496ljo.5; Sat, 26 Sep 2020 07:48:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=4OSLoIvgTYKgG5y/bcFbwHMYscpnTNwdnsVBcUysUWY=; b=mVVIaVs4BacQs0AQgvwyFqke2v36x9e78QGTTUtogy5RKUpiKsJGuXDe/sZEYFq2fw sK8dP1/moJH16zAvN+ntaQtyqwSQyqN02mDwNi5qtKf7YEqwAIuQ1REHOwkG3Hib8pAH EUXGRhjopioQQBM7yKWE4iIdnSpGKZe2Lfg4BAhLMDPqT6dlCggEhZfj+RudZHBgBKyO AmpGHQVJURH9X3NSoJEQKBCHLGczyfvDCw1FEOXzGhZu0cTyuFTYtL4+1e4G+9NjpktI ISFGuXdGGpdjLIHgHqeNHArXIsYSHRiHqDHNP7TwfwRnLNvzwIH0cVglL1Dc5EHlNvKp R7PQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=4OSLoIvgTYKgG5y/bcFbwHMYscpnTNwdnsVBcUysUWY=; b=cHBxEueriRpyKLJno9aXJQwr2wItnqsBRuqJpv5WyB7dqw5+yhBaYU8WYZk0QoDuOZ 7xPSoV/6uE+YXZM+izCM2XjSB66sLOfU3dbTdyRN5CFUYTya9l+74t1LJWhpDuWHdfR8 FHdckuFNYkQ3W7HZMTVHeMaaUIzlnX+b0wl1tVS6qPn6cQeAWaQLI7BS5WScWkbigIa5 XyuvhdIlaaNDniL6FOPaI+ANNdwS/kO9rZdq5g19QWu8sWRvAI1K4cBY8w5+OD+Ao1ri Jfj7ky9FgIFqHSVPHgnqIZkmx2T/iSQJbdhiXcGnOyd3euumsD9k2savUHHtPrKqt2O3 hEGA== X-Gm-Message-State: AOAM5318VV9rji54/uF2Vilq7JzKSNDlhFn2UT3SUxC68O7kI82LbrRe lTv7XIsU3UsZIKOuKDquGyQ= X-Google-Smtp-Source: ABdhPJwY7G8FOMBEhZy5FRZ4mUUuXJU3s9VtwvIaDkRDccOb3pX1z+sZkkSo10SkAsacRQDjGD13hQ== X-Received: by 2002:a2e:814c:: with SMTP id t12mr2858344ljg.362.1601131735096; Sat, 26 Sep 2020 07:48:55 -0700 (PDT) Received: from [192.168.2.145] (109-252-170-211.dynamic.spd-mgts.ru. [109.252.170.211]) by smtp.googlemail.com with ESMTPSA id 191sm1744043lfa.131.2020.09.26.07.48.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 26 Sep 2020 07:48:54 -0700 (PDT) Subject: Re: [PATCH 5/5] iommu/tegra-smmu: Add pagetable mappings to debugfs To: Nicolin Chen , thierry.reding@gmail.com, joro@8bytes.org, krzk@kernel.org Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, jonathanh@nvidia.com References: <20200926080719.6822-1-nicoleotsuka@gmail.com> <20200926080719.6822-6-nicoleotsuka@gmail.com> From: Dmitry Osipenko Message-ID: <0c9ca297-d656-59a5-eefd-00e0c0542c29@gmail.com> Date: Sat, 26 Sep 2020 17:48:54 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200926080719.6822-6-nicoleotsuka@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org 26.09.2020 11:07, Nicolin Chen пишет: ... > +static int tegra_smmu_mappings_show(struct seq_file *s, void *data) > +{ > + struct tegra_smmu_group_debug *group_debug = s->private; > + const struct tegra_smmu_swgroup *group; > + struct tegra_smmu_as *as; > + struct tegra_smmu *smmu; > + int pd_index, pt_index; > + u64 pte_count = 0; > + u32 pde_count = 0; > + u32 val, ptb_reg; > + u32 *pd; > + > + if (!group_debug || !group_debug->priv || !group_debug->group) > + return 0; > + > + group = group_debug->group; > + as = group_debug->priv; > + smmu = as->smmu; > + > + val = smmu_readl(smmu, group->reg) & SMMU_ASID_ENABLE; > + if (!val) > + return 0; > + > + pd = page_address(as->pd); > + if (!pd) > + return 0; > + > + seq_printf(s, "\nSWGROUP: %s\nASID: %d\nreg: 0x%x\n", group->name, > + as->id, group->reg); > + > + mutex_lock(&smmu->lock); > + smmu_writel(smmu, as->id & 0x7f, SMMU_PTB_ASID); > + ptb_reg = smmu_readl(smmu, SMMU_PTB_DATA); I think the whole traverse needs a locking protection, doesn't it? > + mutex_unlock(&smmu->lock); > + > + seq_printf(s, "PTB_ASID: 0x%x\nas->pd_dma: 0x%llx\n", ptb_reg, as->pd_dma); > + seq_puts(s, "{\n"); > + > + for (pd_index = 0; pd_index < SMMU_NUM_PDE; pd_index++) { > + struct page *pt; > + u32 *addr; > + > + if (!as->count[pd_index] || !pd[pd_index]) > + continue; > + > + pde_count++; > + pte_count += as->count[pd_index]; > + seq_printf(s, "\t[%d] 0x%x (%d)\n", > + pd_index, pd[pd_index], as->count[pd_index]); > + pt = as->pts[pd_index]; > + addr = page_address(pt); This needs as->lock protection. > + seq_puts(s, "\t{\n"); > + seq_printf(s, "\t\t%-5s %-4s %12s %12s\n", "PDE", "ATTR", "PHYS", "IOVA"); > + for (pt_index = 0; pt_index < SMMU_NUM_PTE; pt_index++) { > + u64 iova; > + > + if (!addr[pt_index]) > + continue; > + > + iova = ((dma_addr_t)pd_index & (SMMU_NUM_PDE - 1)) << SMMU_PDE_SHIFT; > + iova |= ((dma_addr_t)pt_index & (SMMU_NUM_PTE - 1)) << SMMU_PTE_SHIFT; > + > + seq_printf(s, "\t\t#%-4d 0x%-4x 0x%-12llx 0x%-12llx\n", > + pt_index, addr[pt_index] >> SMMU_PTE_ATTR_SHIFT, > + SMMU_PFN_PHYS(addr[pt_index] & ~SMMU_PTE_ATTR), iova); > + } > + seq_puts(s, "\t}\n"); > + } > + seq_puts(s, "}\n"); > + seq_printf(s, "Total PDE count: %d\n", pde_count); > + seq_printf(s, "Total PTE count: %lld\n", pte_count); > + > + return 0; > +} > + > +DEFINE_SHOW_ATTRIBUTE(tegra_smmu_mappings); > + > static void tegra_smmu_debugfs_init(struct tegra_smmu *smmu) > { > + const struct tegra_smmu_soc *soc = smmu->soc; > + struct tegra_smmu_group_debug *group_debug; > + struct device *dev = smmu->dev; > + struct dentry *d; > + int i; > + > + group_debug = devm_kzalloc(dev, sizeof(*group_debug) * soc->num_swgroups, GFP_KERNEL); devm_kcalloc() 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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C571C4741F for ; Sat, 26 Sep 2020 14:49:00 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0CDDC2184D for ; Sat, 26 Sep 2020 14:48:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mVVIaVs4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0CDDC2184D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id C537E87165; Sat, 26 Sep 2020 14:48:59 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sA-glbuQmN-j; Sat, 26 Sep 2020 14:48:59 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by hemlock.osuosl.org (Postfix) with ESMTP id 3D6A887163; Sat, 26 Sep 2020 14:48:59 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 29C85C0859; Sat, 26 Sep 2020 14:48:59 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 37444C0051 for ; Sat, 26 Sep 2020 14:48:58 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 2FD1D86826 for ; Sat, 26 Sep 2020 14:48:58 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Q9rprYmxUIn4 for ; Sat, 26 Sep 2020 14:48:57 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail-lj1-f193.google.com (mail-lj1-f193.google.com [209.85.208.193]) by whitealder.osuosl.org (Postfix) with ESMTPS id F2DAA868AC for ; Sat, 26 Sep 2020 14:48:56 +0000 (UTC) Received: by mail-lj1-f193.google.com with SMTP id v23so4831170ljd.1 for ; Sat, 26 Sep 2020 07:48:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=4OSLoIvgTYKgG5y/bcFbwHMYscpnTNwdnsVBcUysUWY=; b=mVVIaVs4BacQs0AQgvwyFqke2v36x9e78QGTTUtogy5RKUpiKsJGuXDe/sZEYFq2fw sK8dP1/moJH16zAvN+ntaQtyqwSQyqN02mDwNi5qtKf7YEqwAIuQ1REHOwkG3Hib8pAH EUXGRhjopioQQBM7yKWE4iIdnSpGKZe2Lfg4BAhLMDPqT6dlCggEhZfj+RudZHBgBKyO AmpGHQVJURH9X3NSoJEQKBCHLGczyfvDCw1FEOXzGhZu0cTyuFTYtL4+1e4G+9NjpktI ISFGuXdGGpdjLIHgHqeNHArXIsYSHRiHqDHNP7TwfwRnLNvzwIH0cVglL1Dc5EHlNvKp R7PQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=4OSLoIvgTYKgG5y/bcFbwHMYscpnTNwdnsVBcUysUWY=; b=ElZRwd4vUsDYy3EYSQIh1rvf4EZ3iIJ4eH2Z6iwUc1aOhZzydva2Gw4QjwmsV667k7 IT+wcdFwNQmy+KyLMsmy9uSr6ayChydHfkHA9gr3cyX4c3yLq6acJnPHxw4zma512E02 AQjKhDjrl7nY5Mal2K2SClKUQJdzLieMDqAifqzR+XDLaOStVDYkCi12ZVkpPmUbAspb p75yNQVHv2HBCtD7Z3/xeilzuAsLwz0uA+eDvJcfrINM9G8UsYG0txhtNCcCqL5h2L8D 3v8ZV83oe6bH/6FNUqBJLEG9MIL2KTcYubghObBVjZBEsy8jPGwhCVRyolcqQYvwildW Zmwg== X-Gm-Message-State: AOAM530VDzjFjTDdkhDMR4nbgvGzgNJYJvxU8H6WWV8TAPJBcMrG22xS g9VE1BotypC97W8Aj6vroWxfUcBQlKk= X-Google-Smtp-Source: ABdhPJwY7G8FOMBEhZy5FRZ4mUUuXJU3s9VtwvIaDkRDccOb3pX1z+sZkkSo10SkAsacRQDjGD13hQ== X-Received: by 2002:a2e:814c:: with SMTP id t12mr2858344ljg.362.1601131735096; Sat, 26 Sep 2020 07:48:55 -0700 (PDT) Received: from [192.168.2.145] (109-252-170-211.dynamic.spd-mgts.ru. [109.252.170.211]) by smtp.googlemail.com with ESMTPSA id 191sm1744043lfa.131.2020.09.26.07.48.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 26 Sep 2020 07:48:54 -0700 (PDT) Subject: Re: [PATCH 5/5] iommu/tegra-smmu: Add pagetable mappings to debugfs To: Nicolin Chen , thierry.reding@gmail.com, joro@8bytes.org, krzk@kernel.org References: <20200926080719.6822-1-nicoleotsuka@gmail.com> <20200926080719.6822-6-nicoleotsuka@gmail.com> From: Dmitry Osipenko Message-ID: <0c9ca297-d656-59a5-eefd-00e0c0542c29@gmail.com> Date: Sat, 26 Sep 2020 17:48:54 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200926080719.6822-6-nicoleotsuka@gmail.com> Content-Language: en-US Cc: linux-tegra@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, jonathanh@nvidia.com X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" MjYuMDkuMjAyMCAxMTowNywgTmljb2xpbiBDaGVuINC/0LjRiNC10YI6Ci4uLgo+ICtzdGF0aWMg aW50IHRlZ3JhX3NtbXVfbWFwcGluZ3Nfc2hvdyhzdHJ1Y3Qgc2VxX2ZpbGUgKnMsIHZvaWQgKmRh dGEpCj4gK3sKPiArCXN0cnVjdCB0ZWdyYV9zbW11X2dyb3VwX2RlYnVnICpncm91cF9kZWJ1ZyA9 IHMtPnByaXZhdGU7Cj4gKwljb25zdCBzdHJ1Y3QgdGVncmFfc21tdV9zd2dyb3VwICpncm91cDsK PiArCXN0cnVjdCB0ZWdyYV9zbW11X2FzICphczsKPiArCXN0cnVjdCB0ZWdyYV9zbW11ICpzbW11 Owo+ICsJaW50IHBkX2luZGV4LCBwdF9pbmRleDsKPiArCXU2NCBwdGVfY291bnQgPSAwOwo+ICsJ dTMyIHBkZV9jb3VudCA9IDA7Cj4gKwl1MzIgdmFsLCBwdGJfcmVnOwo+ICsJdTMyICpwZDsKPiAr Cj4gKwlpZiAoIWdyb3VwX2RlYnVnIHx8ICFncm91cF9kZWJ1Zy0+cHJpdiB8fCAhZ3JvdXBfZGVi dWctPmdyb3VwKQo+ICsJCXJldHVybiAwOwo+ICsKPiArCWdyb3VwID0gZ3JvdXBfZGVidWctPmdy b3VwOwo+ICsJYXMgPSBncm91cF9kZWJ1Zy0+cHJpdjsKPiArCXNtbXUgPSBhcy0+c21tdTsKPiAr Cj4gKwl2YWwgPSBzbW11X3JlYWRsKHNtbXUsIGdyb3VwLT5yZWcpICYgU01NVV9BU0lEX0VOQUJM RTsKPiArCWlmICghdmFsKQo+ICsJCXJldHVybiAwOwo+ICsKPiArCXBkID0gcGFnZV9hZGRyZXNz KGFzLT5wZCk7Cj4gKwlpZiAoIXBkKQo+ICsJCXJldHVybiAwOwo+ICsKPiArCXNlcV9wcmludGYo cywgIlxuU1dHUk9VUDogJXNcbkFTSUQ6ICVkXG5yZWc6IDB4JXhcbiIsIGdyb3VwLT5uYW1lLAo+ ICsJCQlhcy0+aWQsIGdyb3VwLT5yZWcpOwo+ICsKPiArCW11dGV4X2xvY2soJnNtbXUtPmxvY2sp Owo+ICsJc21tdV93cml0ZWwoc21tdSwgYXMtPmlkICYgMHg3ZiwgU01NVV9QVEJfQVNJRCk7Cj4g KwlwdGJfcmVnID0gc21tdV9yZWFkbChzbW11LCBTTU1VX1BUQl9EQVRBKTsKCkkgdGhpbmsgdGhl IHdob2xlIHRyYXZlcnNlIG5lZWRzIGEgbG9ja2luZyBwcm90ZWN0aW9uLCBkb2Vzbid0IGl0PwoK PiArCW11dGV4X3VubG9jaygmc21tdS0+bG9jayk7Cj4gKwo+ICsJc2VxX3ByaW50ZihzLCAiUFRC X0FTSUQ6IDB4JXhcbmFzLT5wZF9kbWE6IDB4JWxseFxuIiwgcHRiX3JlZywgYXMtPnBkX2RtYSk7 Cj4gKwlzZXFfcHV0cyhzLCAie1xuIik7Cj4gKwo+ICsJZm9yIChwZF9pbmRleCA9IDA7IHBkX2lu ZGV4IDwgU01NVV9OVU1fUERFOyBwZF9pbmRleCsrKSB7Cj4gKwkJc3RydWN0IHBhZ2UgKnB0Owo+ ICsJCXUzMiAqYWRkcjsKPiArCj4gKwkJaWYgKCFhcy0+Y291bnRbcGRfaW5kZXhdIHx8ICFwZFtw ZF9pbmRleF0pCj4gKwkJCWNvbnRpbnVlOwo+ICsKPiArCQlwZGVfY291bnQrKzsKPiArCQlwdGVf Y291bnQgKz0gYXMtPmNvdW50W3BkX2luZGV4XTsKPiArCQlzZXFfcHJpbnRmKHMsICJcdFslZF0g MHgleCAoJWQpXG4iLAo+ICsJCQkgICBwZF9pbmRleCwgcGRbcGRfaW5kZXhdLCBhcy0+Y291bnRb cGRfaW5kZXhdKTsKPiArCQlwdCA9IGFzLT5wdHNbcGRfaW5kZXhdOwo+ICsJCWFkZHIgPSBwYWdl X2FkZHJlc3MocHQpOwoKVGhpcyBuZWVkcyBhcy0+bG9jayBwcm90ZWN0aW9uLgoKPiArCQlzZXFf cHV0cyhzLCAiXHR7XG4iKTsKPiArCQlzZXFfcHJpbnRmKHMsICJcdFx0JS01cyAlLTRzICUxMnMg JTEyc1xuIiwgIlBERSIsICJBVFRSIiwgIlBIWVMiLCAiSU9WQSIpOwo+ICsJCWZvciAocHRfaW5k ZXggPSAwOyBwdF9pbmRleCA8IFNNTVVfTlVNX1BURTsgcHRfaW5kZXgrKykgewo+ICsJCQl1NjQg aW92YTsKPiArCj4gKwkJCWlmICghYWRkcltwdF9pbmRleF0pCj4gKwkJCQljb250aW51ZTsKPiAr Cj4gKwkJCWlvdmEgPSAoKGRtYV9hZGRyX3QpcGRfaW5kZXggJiAoU01NVV9OVU1fUERFIC0gMSkp IDw8IFNNTVVfUERFX1NISUZUOwo+ICsJCQlpb3ZhIHw9ICgoZG1hX2FkZHJfdClwdF9pbmRleCAm IChTTU1VX05VTV9QVEUgLSAxKSkgPDwgU01NVV9QVEVfU0hJRlQ7Cj4gKwo+ICsJCQlzZXFfcHJp bnRmKHMsICJcdFx0IyUtNGQgMHglLTR4IDB4JS0xMmxseCAweCUtMTJsbHhcbiIsCj4gKwkJCQkg ICBwdF9pbmRleCwgYWRkcltwdF9pbmRleF0gPj4gU01NVV9QVEVfQVRUUl9TSElGVCwKPiArCQkJ CSAgIFNNTVVfUEZOX1BIWVMoYWRkcltwdF9pbmRleF0gJiB+U01NVV9QVEVfQVRUUiksIGlvdmEp Owo+ICsJCX0KPiArCQlzZXFfcHV0cyhzLCAiXHR9XG4iKTsKPiArCX0KPiArCXNlcV9wdXRzKHMs ICJ9XG4iKTsKPiArCXNlcV9wcmludGYocywgIlRvdGFsIFBERSBjb3VudDogJWRcbiIsIHBkZV9j b3VudCk7Cj4gKwlzZXFfcHJpbnRmKHMsICJUb3RhbCBQVEUgY291bnQ6ICVsbGRcbiIsIHB0ZV9j b3VudCk7Cj4gKwo+ICsJcmV0dXJuIDA7Cj4gK30KPiArCj4gK0RFRklORV9TSE9XX0FUVFJJQlVU RSh0ZWdyYV9zbW11X21hcHBpbmdzKTsKPiArCj4gIHN0YXRpYyB2b2lkIHRlZ3JhX3NtbXVfZGVi dWdmc19pbml0KHN0cnVjdCB0ZWdyYV9zbW11ICpzbW11KQo+ICB7Cj4gKwljb25zdCBzdHJ1Y3Qg dGVncmFfc21tdV9zb2MgKnNvYyA9IHNtbXUtPnNvYzsKPiArCXN0cnVjdCB0ZWdyYV9zbW11X2dy b3VwX2RlYnVnICpncm91cF9kZWJ1ZzsKPiArCXN0cnVjdCBkZXZpY2UgKmRldiA9IHNtbXUtPmRl djsKPiArCXN0cnVjdCBkZW50cnkgKmQ7Cj4gKwlpbnQgaTsKPiArCj4gKwlncm91cF9kZWJ1ZyA9 IGRldm1fa3phbGxvYyhkZXYsIHNpemVvZigqZ3JvdXBfZGVidWcpICogc29jLT5udW1fc3dncm91 cHMsIEdGUF9LRVJORUwpOwoKZGV2bV9rY2FsbG9jKCkKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KaW9tbXUgbWFpbGluZyBsaXN0CmlvbW11QGxpc3RzLmxp bnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWls bWFuL2xpc3RpbmZvL2lvbW11