From: Emanuele Giuseppe Esposito <eespo...@redhat.com>

Signed-off-by: Emanuele Giuseppe Esposito <eespo...@redhat.com>
Reviewed-by: Max Reitz <mre...@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
Message-Id: <20210809090114.64834-15-eespo...@redhat.com>
Signed-off-by: Hanna Reitz <hre...@redhat.com>
---
 docs/devel/testing.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/docs/devel/testing.rst b/docs/devel/testing.rst
index 01e1919873..8ebcf85a31 100644
--- a/docs/devel/testing.rst
+++ b/docs/devel/testing.rst
@@ -240,6 +240,12 @@ a failing test:
   If the ``-gdb`` option is not used, ``$GDB_OPTIONS`` is ignored,
   regardless of whether it is set or not.
 
+* ``-valgrind`` attaches a valgrind instance to QEMU. If it detects
+  warnings, it will print and save the log in
+  ``$TEST_DIR/<valgrind_pid>.valgrind``.
+  The final command line will be ``valgrind --log-file=$TEST_DIR/
+  <valgrind_pid>.valgrind --error-exitcode=99 $QEMU ...``
+
 * ``-d`` (debug) just increases the logging verbosity, showing
   for example the QMP commands and answers.
 
-- 
2.31.1


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