From: Qian Cai <cai@lca.pw>
Date: Mon, 23 Sep 2019 22:34:07 +0000 (-0700)
Subject: mm/kmemleak.c: record the current memory pool size
X-Git-Tag: rel_imx_5.10.35_2.0.0-somdevices.0~3761^2~107
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=0e965a6bda80f3227dfb74af6ae644e396beaacb;p=linux.git

mm/kmemleak.c: record the current memory pool size

The only way to obtain the current memory pool size for a running kernel
is to check the kernel config file which is inconvenient.  Record it in
the kernel messages.

[akpm@linux-foundation.org: s/memory pool size/memory pool/available/, per Catalin]
Link: http://lkml.kernel.org/r/1565809631-28933-1-git-send-email-cai@lca.pw
Signed-off-by: Qian Cai <cai@lca.pw>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index b8bbe9ac5472..03a8d84badad 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1967,7 +1967,8 @@ static int __init kmemleak_late_init(void)
 		mutex_unlock(&scan_mutex);
 	}
 
-	pr_info("Kernel memory leak detector initialized\n");
+	pr_info("Kernel memory leak detector initialized (mem pool available: %d)\n",
+		mem_pool_free_count);
 
 	return 0;
 }