linux-kernel - [PATCH v8 05/16] dyndbg: vpr-info on remove-module complete, not starting

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Date:   Wed, 15 Sep 2021 10:39:46 -0600
From:   Jim Cromie <jim.cromie@...il.com>
To:     jbaron@...mai.com, gregkh@...uxfoundation.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        amd-gfx@...ts.freedesktop.org, intel-gvt-dev@...ts.freedesktop.org,
        intel-gfx@...ts.freedesktop.org, daniel@...ll.ch
Cc:     Jim Cromie <jim.cromie@...il.com>
Subject: [PATCH v8 05/16] dyndbg: vpr-info on remove-module complete, not starting

On qemu --smp 3 runs, remove-module can get called 3 times.
Instead, print once at end, if entry was found and removed.

Signed-off-by: Jim Cromie <jim.cromie@...il.com>
---
 lib/dynamic_debug.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index eac6c6877277..abc04bf4f765 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -1030,8 +1030,6 @@ int ddebug_remove_module(const char *mod_name)
 	struct ddebug_table *dt, *nextdt;
 	int ret = -ENOENT;
 
-	v2pr_info("removing module <%s>\n", mod_name);
-
 	mutex_lock(&ddebug_lock);
 	list_for_each_entry_safe(dt, nextdt, &ddebug_tables, link) {
 		if (dt->mod_name == mod_name) {
@@ -1041,6 +1039,8 @@ int ddebug_remove_module(const char *mod_name)
 		}
 	}
 	mutex_unlock(&ddebug_lock);
+	if (!ret)
+		v2pr_info("removed module <%s>\n", mod_name);
 	return ret;
 }
 
-- 
2.31.1