linux-kernel - [PATCH] debugobjects: Use GFP_ATOMIC to allocate when initializing

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Message-Id: <1333228972-4594-1-git-send-email-levinsasha928@gmail.com>
Date:	Sat, 31 Mar 2012 17:22:52 -0400
From:	Sasha Levin <levinsasha928@...il.com>
To:	tglx@...utronix.de
Cc:	linux-kernel@...r.kernel.org, Sasha Levin <levinsasha928@...il.com>
Subject: [PATCH] debugobjects: Use GFP_ATOMIC to allocate when initializing

During the init stage, we have only 1 cpu and run with IRQs disabled,
we can't allocate with GFP_KERNEL.

This also fixes the related warning on boot.

Signed-off-by: Sasha Levin <levinsasha928@...il.com>
---
 lib/debugobjects.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 0ab9ae8..ece5e06 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -1020,7 +1020,7 @@ static int __init debug_objects_replace_static_objects(void)
 	int i, cnt = 0;
 
 	for (i = 0; i < ODEBUG_POOL_SIZE; i++) {
-		obj = kmem_cache_zalloc(obj_cache, GFP_KERNEL);
+		obj = kmem_cache_zalloc(obj_cache, GFP_ATOMIC);
 		if (!obj)
 			goto free;
 		hlist_add_head(&obj->node, &objects);
-- 
1.7.8.5

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