From 57ed3eda977a215f054102b460ab0eb5d8d112e6 Mon Sep 17 00:00:00 2001
From: Pekka J Enberg <penberg@cs.helsinki.fi>
Date: Tue, 1 Jan 2008 17:23:28 +0100
Subject: slub: provide /proc/slabinfo

This adds a read-only /proc/slabinfo file on SLUB, that makes slabtop work.

[ mingo@elte.hu: build fix. ]

Cc: Andi Kleen <andi@firstfloor.org>
Cc: Christoph Lameter <clameter@sgi.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/slub_def.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include/linux/slub_def.h')

diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 40801e754afb..b7d9408a00ff 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -200,4 +200,6 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
 }
 #endif
 
+extern const struct seq_operations slabinfo_op;
+
 #endif /* _LINUX_SLUB_DEF_H */
-- 
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