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| author | Alexey Kodanev <alexey.kodanev@oracle.com> | 2015-03-07 01:06:53 +0100 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-05-27 21:59:56 +0200 |
| commit | f548d99ef4f5ec8f7080e88ad07c44d16d058ddc (patch) | |
| tree | be050b69831204402b11f6ee79173461ece46017 /kernel/locking | |
| parent | rcu: Convert ACCESS_ONCE() to READ_ONCE() and WRITE_ONCE() (diff) | |
| download | linux-f548d99ef4f5ec8f7080e88ad07c44d16d058ddc.tar.xz linux-f548d99ef4f5ec8f7080e88ad07c44d16d058ddc.zip | |
locktorture: fix deadlock in 'rw_lock_irq' type
torture_rwlock_read_unlock_irq() must use read_unlock_irqrestore()
instead of write_unlock_irqrestore().
Use read_unlock_irqrestore() instead of write_unlock_irqrestore().
Signed-off-by: Alexey Kodanev <alexey.kodanev@oracle.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'kernel/locking')
| -rw-r--r-- | kernel/locking/locktorture.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c index ec8cce259779..6a2723c88c33 100644 --- a/kernel/locking/locktorture.c +++ b/kernel/locking/locktorture.c @@ -309,7 +309,7 @@ static int torture_rwlock_read_lock_irq(void) __acquires(torture_rwlock) static void torture_rwlock_read_unlock_irq(void) __releases(torture_rwlock) { - write_unlock_irqrestore(&torture_rwlock, cxt.cur_ops->flags); + read_unlock_irqrestore(&torture_rwlock, cxt.cur_ops->flags); } static struct lock_torture_ops rw_lock_irq_ops = { |