From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-f47.google.com (mail-wr1-f47.google.com [209.85.221.47]) by sourceware.org (Postfix) with ESMTPS id 4EFF6385780C for ; Fri, 29 Apr 2022 15:47:56 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 4EFF6385780C Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=palves.net Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-wr1-f47.google.com with SMTP id q23so11335159wra.1 for ; Fri, 29 Apr 2022 08:47:56 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:references:from:in-reply-to :content-transfer-encoding; bh=6YrcBwOWyAXV4kk6Li0UukFmf4wjwPv7Dl6LV6pD33A=; b=lDQC7yZWPrfpBMJ9Ee7ey8CyeKWVCg33HSGJSf0lOMnSi/PQGTzP6KlqIa9rzVUscI +49o0YpLp2ckh/gpiYbuEJhJJYwEtWZZ36QDMY2PpRF0wiUpEENYIaeBWRqd38Y3v2FB ympf/MVcaXtHF7QC/DMwEW1fqGd/ZuNX+eIwDrFGTJeRIj8pdC94qPtfpvvrM4SfwgQ6 Wb/9q0J8ukn4aROFQi2vAoPTWPkkIUTwAnFHzfcK/j3yklNgcpXjTgHJPuHiZ4R+F6KL MvQ2opWfFDSQ1dQGZDDy6nzfYedjguQE8qNQ996Y+AG9wT439Htfb/8RmN5wm4/p67EV K23g== X-Gm-Message-State: AOAM533e/Un+oOxqI/y4Lalm/baSIAG7eh0isTR8o+UAQH6J00aIUPyJ YC8+moCqoSNtE/UY8z8HCdSrl4MVfPc= X-Google-Smtp-Source: ABdhPJzQqNJjm0yhQL2ckyic7PVuHBp2ztGihxMrQrWkSSSGUEUbCX7IRZxO/79nAJ/PJth2ocGrtQ== X-Received: by 2002:a5d:6e0d:0:b0:207:a4d9:7950 with SMTP id h13-20020a5d6e0d000000b00207a4d97950mr30490010wrz.477.1651247275264; Fri, 29 Apr 2022 08:47:55 -0700 (PDT) Received: from ?IPV6:2001:8a0:f924:2600:209d:85e2:409e:8726? ([2001:8a0:f924:2600:209d:85e2:409e:8726]) by smtp.gmail.com with ESMTPSA id e3-20020a05600c4e4300b00393e40b41d6sm7006901wmq.15.2022.04.29.08.47.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 29 Apr 2022 08:47:54 -0700 (PDT) Message-ID: <4c2a47af-acfd-60b2-d223-7781a9bdfc5b@palves.net> Date: Fri, 29 Apr 2022 16:47:53 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Subject: Re: [PATCH 2/2] gdb/remote: return early from remote_check_symbols if waiting for stop reply Content-Language: en-US To: Simon Marchi , gdb-patches@sourceware.org References: <20220424032049.1021263-1-simon.marchi@polymtl.ca> <20220424032049.1021263-3-simon.marchi@polymtl.ca> <3bea5140-e1ef-940d-6a60-0f7864534507@palves.net> <2656736d-da78-ba44-3997-eaba0d07290e@polymtl.ca> From: Pedro Alves In-Reply-To: <2656736d-da78-ba44-3997-eaba0d07290e@polymtl.ca> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Apr 2022 15:47:57 -0000 On 2022-04-29 15:53, Simon Marchi wrote: > That made me think: I know we have an invariant that "there is always a > current inferior", but I think this is a case where it would be useful > to have no current inferior, in ~program_space. We set the current > program space in ~program_space, which makes sense because that tells > the callees what program_space is being changed. But the current > inferior will always mismatch the current program space at this point. > So any code using the current inferior (whether it is to do some target > call or something else) will probably always be wrong. Seems worth a try.