| From | Waiman Long <> | Subject | [PATCH v4 01/16] locking/rwsem: Prevent unneeded warning during locking selftest | Date | Sat, 13 Apr 2019 13:22:44 -0400 |
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Disable the DEBUG_RWSEMS check when locking selftest is running with debug_locks_silent flag set.
Signed-off-by: Waiman Long <longman@redhat.com> --- kernel/locking/rwsem.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/locking/rwsem.h b/kernel/locking/rwsem.h index 37db17890e36..64877f5294e3 100644 --- a/kernel/locking/rwsem.h +++ b/kernel/locking/rwsem.h @@ -30,7 +30,8 @@ #ifdef CONFIG_DEBUG_RWSEMS # define DEBUG_RWSEMS_WARN_ON(c, sem) do { \ - if (WARN_ONCE(c, "DEBUG_RWSEMS_WARN_ON(%s): count = 0x%lx, owner = 0x%lx, curr 0x%lx, list %sempty\n",\ + if (!debug_locks_silent && \ + WARN_ONCE(c, "DEBUG_RWSEMS_WARN_ON(%s): count = 0x%lx, owner = 0x%lx, curr 0x%lx, list %sempty\n",\ #c, atomic_long_read(&(sem)->count), \ (long)((sem)->owner), (long)current, \ list_empty(&(sem)->wait_list) ? "" : "not ")) \ -- 2.18.1
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