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authorThomas Gleixner <tglx@linutronix.de>2010-02-24 09:50:22 +0100
committerIngo Molnar <mingo@elte.hu>2011-09-13 11:11:57 +0200
commit8292c9e15c3b069459794a04f5e2cf0d5665ddc4 (patch)
tree6dd98e626c2dc5fc38a7838295039226b301ee57 /lib
parentee30a7b2fc072f139dac44826860d2c1f422137c (diff)
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locking, semaphores: Annotate inner lock as raw
There is no reason to have the spin_lock protecting the semaphore preemptible on -rt. Annotate it as a raw_spinlock. In mainline this change documents the low level nature of the lock - otherwise there's no functional difference. Lockdep and Sparse checking will work as usual. ( On rt this also solves lockdep complaining about the rt_mutex.wait_lock being not initialized. ) Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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