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302707fd7cd341a23dbc448a335d432ad0069c20
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3 Commits

Author SHA1 Message Date
Paul E. McKenney
302707fd7c locking/percpu-rwsem: Export symbols for locktorture 
This commit exports percpu_down_read(), percpu_down_write(),
__percpu_init_rwsem(), percpu_up_read(), and percpu_up_write() to allow
locktorture to test them when built as a module.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
 2015-10-06 11:24:51 -07:00
Oleg Nesterov
9287f6925a percpu-rwsem: introduce percpu_down_read_trylock() 
Add percpu_down_read_trylock(), it will have the user soon.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
 2015-08-15 13:52:10 +02:00
Peter Zijlstra
32cf7c3c94 locking: Move the percpu-rwsem code to kernel/locking/ 
Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-52bjmtty46we26hbfd9sc9iy@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
 2013-11-06 09:24:22 +01:00