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s=mimecast20190719; t=1630509407; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=g8251mwDnxi+Q0NunZx+JdqKG9qRr6JC3+IlvC5Z94c=; b=gdykQXCz4hMqQE/wWIyNZH0iosBak+Q2RGgbsKZNCz+N+dCbKPX8hOCuJCHy1TKvfz9jFx K+OH3NMH40URPWOkIM6bF3irNyWrWb7WdwPAzswgsd2La/gJRar9NAM/n4qqA7m9RC/WpU VTy8eT3I2k0nmi3HV90nnAk0Ee66XE4= X-MC-Unique: Il5Ox5loNbOmFRiELW1ZIA-1 From: Hanna Reitz <hreitz@redhat.com> To: qemu-block@nongnu.org Subject: [PULL 09/56] docs/devel/testing: add -gdb option to the debugging section of QEMU iotests Date: Wed, 1 Sep 2021 17:15:32 +0200 Message-Id: <20210901151619.689075-10-hreitz@redhat.com> In-Reply-To: <20210901151619.689075-1-hreitz@redhat.com> References: <20210901151619.689075-1-hreitz@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; 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charset="utf-8" From: Emanuele Giuseppe Esposito <eesposit@redhat.com> Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Message-Id: <20210809090114.64834-10-eesposit@redhat.com> Signed-off-by: Hanna Reitz <hreitz@redhat.com> --- docs/devel/testing.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/docs/devel/testing.rst b/docs/devel/testing.rst index 8359f2ae37..01e1919873 100644 --- a/docs/devel/testing.rst +++ b/docs/devel/testing.rst @@ -229,6 +229,17 @@ Debugging a test case The following options to the ``check`` script can be useful when debugging a failing test: =20 +* ``-gdb`` wraps every QEMU invocation in a ``gdbserver``, which waits for= a + connection from a gdb client. The options given to ``gdbserver`` (e.g. = the + address on which to listen for connections) are taken from the ``$GDB_OP= TIONS`` + environment variable. By default (if ``$GDB_OPTIONS`` is empty), it lis= tens on + ``localhost:12345``. + It is possible to connect to it for example with + ``gdb -iex "target remote $addr"``, where ``$addr`` is the address + ``gdbserver`` listens on. + If the ``-gdb`` option is not used, ``$GDB_OPTIONS`` is ignored, + regardless of whether it is set or not. + * ``-d`` (debug) just increases the logging verbosity, showing for example the QMP commands and answers. =20 --=20 2.31.1