kmemleak: Improve the "Early log buffer exceeded" error message

Based on a suggestion from Jaswinder, clarify what the user would need
to do to avoid this error message from kmemleak.

Reported-by: Jaswinder Singh Rajput <jaswinder@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 39da954b5059..4ea4510e2996 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -792,7 +792,8 @@ static void __init log_early(int op_type, const void *ptr, size_t size,
         struct early_log *log;
 
         if (crt_early_log >= ARRAY_SIZE(early_log)) {
-                pr_warning("Early log buffer exceeded\n");
+                pr_warning("Early log buffer exceeded, "
+                           "please increase DEBUG_KMEMLEAK_EARLY_LOG_SIZE\n");
                 kmemleak_disable();
                 return;
         }