rcu: Use wrapper function instead of exporting tasklist_lock

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Lockdep-RCU commit d11c563d exported tasklist_lock, which is not
a good thing.  This patch instead exports a function that uses
lockdep to check whether tasklist_lock is held.

Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
Cc: Christoph Hellwig <hch@lst.de>
LKML-Reference: <1267631219-8713-1-git-send-email-paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

...

This commit is contained in:

Paul E. McKenney 2010-03-03 07:46:56 -08:00 • committed by Ingo Molnar

parent 0e064caf64

commit db1466b3e1

5 changed files with 17 additions and 4 deletions

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2

include/linux/cred.h

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4

include/linux/sched.h

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2

kernel/exit.c

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9

kernel/fork.c

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4

kernel/pid.c

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