diff mbox series

[v5,14/16] docs/devel/testing: add --valgrind option to the debug section of QEMU iotests

Message ID 20210604091723.13419-15-eesposit@redhat.com
State New
Headers show
Series qemu_iotests: improve debugging options | expand

Commit Message

Emanuele Giuseppe Esposito June 4, 2021, 9:17 a.m. UTC 
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
 docs/devel/testing.rst | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/docs/devel/testing.rst b/docs/devel/testing.rst
index 11a0359218..9cac707ee5 100644
--- a/docs/devel/testing.rst
+++ b/docs/devel/testing.rst
@@ -240,6 +240,13 @@  a failing test:
   If the ``-gdb`` option is not used, ``$GDB_OPTIONS`` is ignored,
   regardless on 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 ...``
+  Note: if used together with ``-gdb``, this command will be ignored.
+
 * ``-d`` (debug) just increases the logging verbosity, showing
   for example the QMP commands and answers.