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| author |   Thomas Gleixner <tglx@linutronix.de> | 2021-08-15 23:28:36 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2021-08-17 19:03:33 +0200 |
| commit | ebf4c55c1ddbabaea120fe8d48ce25b4f5da93a1 (patch) | |
| tree | 3cd4d0fe2e68747357d0e16549638cca797a4afd /lib/test_lockup.c | |
| parent | locking/ww_mutex: Move the ww_mutex definitions from <linux/mutex.h> into <linux/ww_mutex.h> (diff) | |
| download | linux-dev-ebf4c55c1ddbabaea120fe8d48ce25b4f5da93a1.tar.xz linux-dev-ebf4c55c1ddbabaea120fe8d48ce25b4f5da93a1.zip | |
locking/mutex: Make mutex::wait_lock raw
The wait_lock of mutex is really a low level lock. Convert it to a
raw_spinlock like the wait_lock of rtmutex.
[ mingo: backmerged the test_lockup.c build fix by bigeasy. ]
Co-developed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211304.166863404@linutronix.de
Diffstat (limited to 'lib/test_lockup.c')
| -rw-r--r-- | lib/test_lockup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/test_lockup.c b/lib/test_lockup.c index 864554e76973..4d93b02f81bb 100644 --- a/lib/test_lockup.c +++ b/lib/test_lockup.c @@ -502,7 +502,7 @@ static int __init test_lockup_init(void) offsetof(rwlock_t, magic), RWLOCK_MAGIC) || test_magic(lock_mutex_ptr, - offsetof(struct mutex, wait_lock.rlock.magic), + offsetof(struct mutex, wait_lock.magic), SPINLOCK_MAGIC) || test_magic(lock_rwsem_ptr, offsetof(struct rw_semaphore, wait_lock.magic), |