Re: [Patch 0/2] sysfs: fix s_active lockdep warning

From: Cong Wang
Date: Thu Feb 04 2010 - 22:07:53 EST


Alan Stern wrote:
On Thu, 4 Feb 2010, Peter Zijlstra wrote:

On Thu, 2010-02-04 at 11:35 -0500, Alan Stern wrote:
+#include <linux/sched.h>
#include <linux/lockdep.h>

should be sufficient I think.

No, it's not. It leaves MAX_LOCK_DEPTH undeclared. Beats me why that symbol ended up in sched.h...


because task_struct->held_locks uses it, but it seems better to move
it into lockdep.h...
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