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6c9433c150
- Configure check for mutex_lock_nested(). This function was introduced as part of the mutex validator in 2.6.18, but if it's unavailable then it's safe to fallback to a plain mutex_lock().
13 lines
292 B
C
13 lines
292 B
C
#ifndef _SPL_MUTEX_COMPAT_H
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#define _SPL_MUTEX_COMPAT_H
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#include <linux/mutex.h>
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/* mutex_lock_nested() introduced in 2.6.18 */
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#ifndef HAVE_MUTEX_LOCK_NESTED
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# define mutex_lock_nested(lock, subclass) mutex_lock(lock)
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#endif /* HAVE_MUTEX_LOCK_NESTED */
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#endif /* _SPL_MUTEX_COMPAT_H */
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