linux-kernel - [PATCH] Export kmem tracepoints for use by kernel modules

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Message-ID: <20140422142244.GA21121@dreric01-Precision-T1600>
Date:	Tue, 22 Apr 2014 07:22:45 -0700
From:	Drew Richardson <drew.richardson@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Jerome Marchand <jmarchan@...hat.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Michel Lespinasse <walken@...gle.com>,
	Mikulas Patocka <mpatocka@...hat.com>,
	William Roberts <bill.c.roberts@...il.com>,
	Gideon Israel Dsouza <gidisrael@...il.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Pawel Moll <pawel.moll@....com>
Subject: [PATCH] Export kmem tracepoints for use by kernel modules

After commit de7b2973903c6cc50b31ee5682a69b2219b9919d ("tracepoint:
Use struct pointer instead of name hash for reg/unreg tracepoints"),
any tracepoints used in a kernel module must be exported.

Signed-off-by: Drew Richardson <drew.richardson@....com>
Acked-by: Pawel Moll <pawel.moll@....com>
---
 mm/util.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mm/util.c b/mm/util.c
index f380af7ea779..379e8db560b3 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -502,3 +502,9 @@ EXPORT_TRACEPOINT_SYMBOL(kmalloc_node);
 EXPORT_TRACEPOINT_SYMBOL(kmem_cache_alloc_node);
 EXPORT_TRACEPOINT_SYMBOL(kfree);
 EXPORT_TRACEPOINT_SYMBOL(kmem_cache_free);
+EXPORT_TRACEPOINT_SYMBOL_GPL(mm_page_free);
+EXPORT_TRACEPOINT_SYMBOL_GPL(mm_page_free_batched);
+EXPORT_TRACEPOINT_SYMBOL_GPL(mm_page_alloc);
+EXPORT_TRACEPOINT_SYMBOL_GPL(mm_page_alloc_zone_locked);
+EXPORT_TRACEPOINT_SYMBOL_GPL(mm_page_pcpu_drain);
+EXPORT_TRACEPOINT_SYMBOL_GPL(mm_page_alloc_extfrag);
-- 
1.8.3.2

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