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authorPeter Zijlstra <peterz@infradead.org>2019-10-30 20:01:26 +0100
committerIngo Molnar <mingo@kernel.org>2020-02-11 13:10:53 +0100
commit1751060e2527462714359573a39dca10451ffbf8 (patch)
treeb0b07336c5f17d355e20c3c94c1ccee6a65bcd85 /kernel/cpu.c
parent810507fe6fd5ff3de429121adff49523fabb643a (diff)
downloadlinux-1751060e2527462714359573a39dca10451ffbf8.tar.bz2
locking/percpu-rwsem, lockdep: Make percpu-rwsem use its own lockdep_map
As preparation for replacing the embedded rwsem, give percpu-rwsem its own lockdep_map. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Reviewed-by: Davidlohr Bueso <dbueso@suse.de> Acked-by: Will Deacon <will@kernel.org> Acked-by: Waiman Long <longman@redhat.com> Tested-by: Juri Lelli <juri.lelli@redhat.com> Link: https://lkml.kernel.org/r/20200131151539.927625541@infradead.org
Diffstat (limited to 'kernel/cpu.c')
-rw-r--r--kernel/cpu.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 9c706af713fb..221bf6a9e98a 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -331,12 +331,12 @@ void lockdep_assert_cpus_held(void)
static void lockdep_acquire_cpus_lock(void)
{
- rwsem_acquire(&cpu_hotplug_lock.rw_sem.dep_map, 0, 0, _THIS_IP_);
+ rwsem_acquire(&cpu_hotplug_lock.dep_map, 0, 0, _THIS_IP_);
}
static void lockdep_release_cpus_lock(void)
{
- rwsem_release(&cpu_hotplug_lock.rw_sem.dep_map, _THIS_IP_);
+ rwsem_release(&cpu_hotplug_lock.dep_map, _THIS_IP_);
}
/*