From nobody Thu Nov 28 15:51:06 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1691681966; cv=none; d=zohomail.com; s=zohoarc; b=cc/dQiZUQmq2mVvBTLDSWigMwASBW/iQQwwXZtJ1viCsfLMaR6XNAdtR13x+Hue59U/au2LrejhZElDlhi7m+/h0t4Vm5R2HzxmIcqaVW6VI57pZV4dVznWwkhb/1q2jgeGjmqNmlzx+VBM9k8SQA4ccL8gRK/dCMDQHT49CFNc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1691681966; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=h+hzkLqMShk2eSDpt7ofnm8iQ+BmAGdQ23pVnCkXYCc=; b=AtGQGJCmmFBTF2InSubw+oCbkMM2g6nNVdqo46bl3JguvxzhImX/3oNuHTqgSQJD/KK3taHAXZ07qhfvPuzUsUtLx6dRm2/fE3FZW7mCoLRgA8DiNu2vA+R+f2FX3penUOtly6xwUcNaSSrICz+zdZDQclsikFmeMhBg3ZqTJYw= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1691681966007524.6472409907384; Thu, 10 Aug 2023 08:39:26 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qU7iY-0005Pm-ML; Thu, 10 Aug 2023 11:36:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qU7iV-0005Mg-Uj for qemu-devel@nongnu.org; Thu, 10 Aug 2023 11:36:51 -0400 Received: from mail-wm1-x32d.google.com ([2a00:1450:4864:20::32d]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qU7iQ-0003Ey-BI for qemu-devel@nongnu.org; Thu, 10 Aug 2023 11:36:51 -0400 Received: by mail-wm1-x32d.google.com with SMTP id 5b1f17b1804b1-3fe4ad22eb0so9289025e9.3 for ; Thu, 10 Aug 2023 08:36:45 -0700 (PDT) Received: from zen.linaroharston ([85.9.250.243]) by smtp.gmail.com with ESMTPSA id z4-20020a5d4d04000000b00314398e4dd4sm2503902wrt.54.2023.08.10.08.36.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Aug 2023 08:36:43 -0700 (PDT) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 8AA4E1FFC2; Thu, 10 Aug 2023 16:36:41 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1691681805; x=1692286605; 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=h+hzkLqMShk2eSDpt7ofnm8iQ+BmAGdQ23pVnCkXYCc=; b=qSPdGP5emdtMSmZHodKdvztcmt7T2Wkdf08tKPUMS/9gAsiyfPFv+Ci/GKNhXrZnT9 7RGEA6bBHUMUog0P+/yiJV+tax/4X5wj6ToeaKaCIE5BXAOutBMDqp2tNwISMd/keoKo oumOpPBpU6Ow1A7iHYosTIZ7Z4Bs2ajdKeH8CIGDP07pGYKZaJp2OQpbpt60pYiQq2WC Ch8qoESAQZJibYd3a80bJUfWdy1RWnr4sOzDYBDUsEXEgrFB+/od2/n6XM6sPOKR1MJi 5+ZjSPBanf1SdlGkqtHhwOymo8+q0FzlyhHNNYKCIjUtpMA1zoP3leECjU9jPdbwgr9q S/iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691681805; x=1692286605; 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=h+hzkLqMShk2eSDpt7ofnm8iQ+BmAGdQ23pVnCkXYCc=; b=FOcnKpAVywQSR5/9kdvrWgeHnmJn5Ym5+4F8oNtliS3Q/U7FVmDT9N93dOKmtKqtoL VsI1wWqBtDUaCIiwCeZgP+fNQ0LNJ6oEyu1ekpOwFADXk0l1xqUU9mhI0udzaHV2XZAD Ngqt/2Tl8m95zuDQARzUskEMFQNBsGDj0PexiYYzZvDZipxdofLHYDgCRWnVy8Pth9H6 ORQmKT/W3MxPj00RnLJBP33vaVli5xPkrHVWHH1LbxehPZEE0ec5VahYrYqeZ5r1xWXl CJMmo+KxRYYa3Yz+CMwAgqFWH2TATrJBz3ho9f+HrMs2wlU7d9KEokHUEz+XOiwcNL9u FtlA== X-Gm-Message-State: AOJu0YwntERWfzkt9ZF6p8z73x31Ogf2rnoO6yf8C3TSTvZZpoY16+Fz YRo/MHtSTE4MvAoMYEqLgnqytg== X-Google-Smtp-Source: AGHT+IFEg2o3IM7QDmNxkgmskaXfAN/Z2Ug/n7eOHumvqAFZjT1yRHJZn6u6sqnuFgQqHWEAoZCEXQ== X-Received: by 2002:a5d:504a:0:b0:317:74ce:3e27 with SMTP id h10-20020a5d504a000000b0031774ce3e27mr2676389wrt.67.1691681804925; Thu, 10 Aug 2023 08:36:44 -0700 (PDT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Ilya Leoshkevich , Yonggang Luo , Beraldo Leal , Richard Henderson , Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Thomas Huth , David Hildenbrand , qemu-arm@nongnu.org, qemu-s390x@nongnu.org, Wainer dos Santos Moschetta , Matheus Tavares Bernardino Subject: [PATCH 7/8] gdbstub: more fixes for client Ctrl-C handling Date: Thu, 10 Aug 2023 16:36:39 +0100 Message-Id: <20230810153640.1879717-8-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230810153640.1879717-1-alex.bennee@linaro.org> References: <20230810153640.1879717-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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::32d; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x32d.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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1691681967652100003 The original fix caused problems with spurious characters on other system emulation. So: - instead of spamming output make the warning a trace point - ensure we only allow a stop reply if it was 0x3 Suggested-by: Matheus Tavares Bernardino Signed-off-by: Alex Benn=C3=A9e Message-Id: <456ed3318421dd7946bdfb5ceda7e05332da368c.1690910333.git.quic_m= athbern@quicinc.com> Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson Tested-by: Richard Henderson --- gdbstub/gdbstub.c | 5 +++-- gdbstub/trace-events | 1 + 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c index e74ecc78cc..20b6fe03fb 100644 --- a/gdbstub/gdbstub.c +++ b/gdbstub/gdbstub.c @@ -2059,9 +2059,10 @@ void gdb_read_byte(uint8_t ch) * here, but it does expect a stop reply. */ if (ch !=3D 0x03) { - warn_report("gdbstub: client sent packet while target running\= n"); + trace_gdbstub_err_unexpected_runpkt(ch); + } else { + gdbserver_state.allow_stop_reply =3D true; } - gdbserver_state.allow_stop_reply =3D true; vm_stop(RUN_STATE_PAUSED); } else #endif diff --git a/gdbstub/trace-events b/gdbstub/trace-events index 0c18a4d70a..b383bf8d29 100644 --- a/gdbstub/trace-events +++ b/gdbstub/trace-events @@ -26,6 +26,7 @@ gdbstub_err_invalid_repeat(uint8_t ch) "got invalid RLE c= ount: 0x%02x" gdbstub_err_invalid_rle(void) "got invalid RLE sequence" gdbstub_err_checksum_invalid(uint8_t ch) "got invalid command checksum dig= it: 0x%02x" gdbstub_err_checksum_incorrect(uint8_t expected, uint8_t got) "got command= packet with incorrect checksum, expected=3D0x%02x, received=3D0x%02x" +gdbstub_err_unexpected_runpkt(uint8_t ch) "unexpected packet (%c) while ta= rget running" =20 # softmmu.c gdbstub_hit_watchpoint(const char *type, int cpu_gdb_index, uint64_t vaddr= ) "Watchpoint hit, type=3D\"%s\" cpu=3D%d, vaddr=3D0x%" PRIx64 "" --=20 2.39.2