[S390] lockless idle time accounting
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 22 Jun 2009 10:08:20 +0000 (12:08 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 22 Jun 2009 10:08:23 +0000 (12:08 +0200)
Replace the spinlock used in the idle time accounting with a sequence
counter mechanism analog to seqlock.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

No differences found