From nobody Wed May 22 00:26:05 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1655903781768455.5878846461935; Wed, 22 Jun 2022 06:16:21 -0700 (PDT) Received: from localhost ([::1]:48280 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o40DU-0004vA-D5 for importer@patchew.org; Wed, 22 Jun 2022 09:16:20 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46934) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o3qLn-0007G3-CX for qemu-devel@nongnu.org; Tue, 21 Jun 2022 22:44:15 -0400 Received: from mail-lf1-x12d.google.com ([2a00:1450:4864:20::12d]:35733) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1o3qLl-0008Ah-Im for qemu-devel@nongnu.org; Tue, 21 Jun 2022 22:44:15 -0400 Received: by mail-lf1-x12d.google.com with SMTP id a29so25484994lfk.2 for ; Tue, 21 Jun 2022 19:44:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gamozolabs.com; s=google; h=mime-version:from:date:message-id:subject:to; bh=rFIz3Fm6AKUkXuGkM0uP0CqAvlgEGKrnuP3/8N+6K2g=; b=S98Z4wXJ0fP3mts5Y7g09T2v4A8egkHNkhoPFD/Qhi9XalnaGCoFtJtw1E8kZ/3HQH 2kPMYuByGftQiwMDoUfG1r5/q1TTbWm3DUfbai/apXXBmXFZBI/+d4E2NlzrmVU5dTAd G97zQusDp++/AEaiAlWa4io6Njd8SLvG7YC4w= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=rFIz3Fm6AKUkXuGkM0uP0CqAvlgEGKrnuP3/8N+6K2g=; b=GsA1Km5z7e9+JfSH61IlMj5Oi4vDaJWAG0RG59Ivff9P5qZqR+EvPpvFVthC6I2W+h hc1PI3Ff1aSrS3ZQrJ87Fj6A6fyCEEwK0YiGMGQE6q3dO8z2ZLkNXjFy/QCqDmUM2hOX wvuQ3w6SiaMO22mXKqMbEDz/OtjEb01MuPq3ZQQeLDX3H6+I24IIkUWL/gkv62RAyXUC CLbKwP+ktKRJC4JbBAVN0NbAn93goaAOH+W9qoqeHDZ2JZ4l6RpL9Myfa/uqf2lnO5u6 j9LFr9paKuO+nQAHjyZ/lpMM2PjiI9x3+qVuFbecPlGDqrvoWlvvt2paVlF3S/ALxNRs NfTA== X-Gm-Message-State: AJIora+2O0eU7SMKLW46jiXdMMmuP1nu7iJOREygXcbHu3dluEUdJVSm gz0kCBFHxpYv2oh3XumnM5GXaq76pVCMs7E5r0V8hl+5bFFQNw== X-Google-Smtp-Source: AGRyM1s50jfwpRQjbDj1KBaeOT1lLWVWUAZl9XCy4jOv791x2s7/ORXNMMY6KT6xKb1lzMVQ3GIMUirVvgaLtd1iM2E= X-Received: by 2002:a05:6512:3ba8:b0:47e:ce:2a08 with SMTP id g40-20020a0565123ba800b0047e00ce2a08mr769236lfv.558.1655865850348; Tue, 21 Jun 2022 19:44:10 -0700 (PDT) MIME-Version: 1.0 From: Brandon Falk Date: Tue, 21 Jun 2022 19:43:59 -0700 Message-ID: Subject: [PATCH] Added error message for qemu-user fake_open which clears up misleading open() errors which are caused by QEMU interception of open() rather than the linux-user's open() To: qemu-devel@nongnu.org Content-Type: multipart/mixed; boundary="000000000000ce8eb505e2004f1d" Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::12d; envelope-from=bfalk@gamozolabs.com; helo=mail-lf1-x12d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Wed, 22 Jun 2022 09:13:11 -0400 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-Zoho-Virus-Status: 1 X-ZohoMail-DKIM: fail (Computed bodyhash is different from the expected one) X-ZM-MESSAGEID: 1655903783537100001 --000000000000ce8eb505e2004f1d Content-Type: multipart/alternative; boundary="000000000000ce8eb305e2004f1b" --000000000000ce8eb305e2004f1b Content-Type: text/plain; charset="UTF-8" Add error message for fake open calls when failing to create a temporary file. I spent some time debugging an issue where for some reason I thought /proc was misbehaving in the linux-user chroot environment, but it was rather QEMU silently failing (and passing through an error) to the guest application, even though it was a QEMU issue related to creating a temporary file in the chrooted environment. --000000000000ce8eb305e2004f1b Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Add error message for fake open calls when failing to crea= te a temporary file. I spent some time debugging an issue where for some re= ason I thought /proc was misbehaving in the linux-user chroot environment, = but it was rather QEMU silently failing (and passing through an error) to t= he guest application, even though it was a QEMU issue related to creating a= temporary file in the chrooted environment.
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