diff options
| author | Matthew Wilcox <mawilcox@microsoft.com> | 2018-01-17 06:24:30 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-02-20 16:12:26 -0800 |
| commit | a32e01ee689794a26bdfdbaa7e8c334576cee36c (patch) | |
| tree | 7c6f36a0dd649bbbfc40a85e90fd4ba277044b88 /kernel/rcu/rcu.h | |
| parent | 65518db86b9ed1180b013c8a34c73c6ff7275886 (diff) | |
| download | linux-a32e01ee689794a26bdfdbaa7e8c334576cee36c.tar.bz2 | |
rcu: Use wrapper for lockdep asserts
Commits c0b334c5bfa9 and ea9b0c8a26a2 introduced new sparse warnings
by accessing rcu_node->lock directly and ignoring the __private
marker. Introduce a new wrapper and use it. Also fix a similar problem
in srcutree.c introduced by a3883df3935e.
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/rcu.h')
| -rw-r--r-- | kernel/rcu/rcu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/rcu/rcu.h b/kernel/rcu/rcu.h index c90812673d54..5d13f651cf08 100644 --- a/kernel/rcu/rcu.h +++ b/kernel/rcu/rcu.h @@ -337,7 +337,7 @@ do { \ } while (0) #define raw_spin_unlock_irqrestore_rcu_node(p, flags) \ - raw_spin_unlock_irqrestore(&ACCESS_PRIVATE(p, lock), flags) \ + raw_spin_unlock_irqrestore(&ACCESS_PRIVATE(p, lock), flags) #define raw_spin_trylock_rcu_node(p) \ ({ \ @@ -348,6 +348,9 @@ do { \ ___locked; \ }) +#define raw_lockdep_assert_held_rcu_node(p) \ + lockdep_assert_held(&ACCESS_PRIVATE(p, lock)) + #endif /* #if defined(SRCU) || !defined(TINY_RCU) */ #ifdef CONFIG_TINY_RCU |