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[193.144.61.252]) by smtp.gmail.com with ESMTPSA id r1-20020a5d4941000000b001ed89dcacbbsm6243517wrs.23.2022.03.11.02.04.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Mar 2022 02:04:20 -0800 (PST) From: Juan Quintela To: Daniel P. =?utf-8?Q?Berrang=C3=A9?= Subject: Re: [PATCH v2 03/18] tests: support QTEST_TRACE env variable In-Reply-To: <20220310171821.3724080-4-berrange@redhat.com> ("Daniel P. =?utf-8?Q?Berrang=C3=A9=22's?= message of "Thu, 10 Mar 2022 17:18:06 +0000") References: <20220310171821.3724080-1-berrange@redhat.com> <20220310171821.3724080-4-berrange@redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) Date: Fri, 11 Mar 2022 11:04:18 +0100 Message-ID: <87y21giz4t.fsf@secure.mitica> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=quintela@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=170.10.129.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, 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, T_SCC_BODY_TEXT_LINE=-0.01 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: , Reply-To: quintela@redhat.com Cc: Laurent Vivier , Thomas Huth , qemu-devel@nongnu.org, Peter Xu , "Dr. David Alan Gilbert" , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Daniel P. Berrang=C3=A9 wrote: > When debugging failing qtests it is useful to be able to turn on trace > output to stderr. The QTEST_TRACE env variable contents get injected > as a '-trace ' command line arg > > Reviewed-by: Peter Xu > Reviewed-by: Thomas Huth > Signed-off-by: Daniel P. Berrang=C3=A9 Reviewed-by: Juan Quintela Great. I have had a crude version of this (i.e. just changing the command line for ages).