linux-kernel - [PATCH] kmemleak: Report if we need to tune KMEMLEAK_EARLY_LOG

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Message-ID: <288b0afc-bcc3-a2aa-2791-707e625d1da7@siemens.com>
Date:   Tue, 24 Apr 2018 17:51:15 +0200
From:   Jan Kiszka <jan.kiszka@...mens.com>
To:     Catalin Marinas <catalin.marinas@....com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] kmemleak: Report if we need to tune KMEMLEAK_EARLY_LOG_SIZE

...rather than just mysteriously disabling it.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
 mm/kmemleak.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 9a085d525bbc..156c0c69cc5c 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -863,6 +863,7 @@ static void __init log_early(int op_type, const void *ptr, size_t size,
 
 	if (crt_early_log >= ARRAY_SIZE(early_log)) {
 		crt_early_log++;
+		pr_warn("Too many early logs\n");
 		kmemleak_disable();
 		return;
 	}
-- 
2.13.6