[PATCH v4 02/12] Revert "kgdboc: disable the console lock when in kgdb"

From: Douglas Anderson
Date: Thu May 07 2020 - 16:09:07 EST


This reverts commit 81eaadcae81b4c1bf01649a3053d1f54e2d81cf1.

Commit 81eaadcae81b ("kgdboc: disable the console lock when in kgdb")
is no longer needed now that we have the patch ("kgdb: Disable
WARN_CONSOLE_UNLOCKED for all kgdb"). Revert it.

Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
---

Changes in v4: None
Changes in v3: None
Changes in v2:
- ("Revert "kgdboc: disable the console lock when in kgdb"") new for v2.

drivers/tty/serial/kgdboc.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
index c9f94fa82be4..8a1a4d1b6768 100644
--- a/drivers/tty/serial/kgdboc.c
+++ b/drivers/tty/serial/kgdboc.c
@@ -275,14 +275,10 @@ static void kgdboc_pre_exp_handler(void)
/* Increment the module count when the debugger is active */
if (!kgdb_connected)
try_module_get(THIS_MODULE);
-
- atomic_inc(&ignore_console_lock_warning);
}

static void kgdboc_post_exp_handler(void)
{
- atomic_dec(&ignore_console_lock_warning);
-
/* decrement the module count when the debugger detaches */
if (!kgdb_connected)
module_put(THIS_MODULE);
--
2.26.2.645.ge9eca65c58-goog