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| 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/srcutree.c | |
| 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/srcutree.c')
| -rw-r--r-- | kernel/rcu/srcutree.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index d5cea81378cc..9c6e0eaab4d5 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -439,7 +439,7 @@ static void srcu_gp_start(struct srcu_struct *sp) struct srcu_data *sdp = this_cpu_ptr(sp->sda); int state; - lockdep_assert_held(&sp->lock); + lockdep_assert_held(&ACCESS_PRIVATE(sp, lock)); WARN_ON_ONCE(ULONG_CMP_GE(sp->srcu_gp_seq, sp->srcu_gp_seq_needed)); rcu_segcblist_advance(&sdp->srcu_cblist, rcu_seq_current(&sp->srcu_gp_seq)); |