mirror_zfs/include/linux/mutex_compat.h
Brian Behlendorf 6c9433c150 SLES10 Fixes (part 3):
- 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().
2009-05-20 11:00:39 -07:00

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#ifndef _SPL_MUTEX_COMPAT_H
#define _SPL_MUTEX_COMPAT_H
#include <linux/mutex.h>
/* mutex_lock_nested() introduced in 2.6.18 */
#ifndef HAVE_MUTEX_LOCK_NESTED
# define mutex_lock_nested(lock, subclass) mutex_lock(lock)
#endif /* HAVE_MUTEX_LOCK_NESTED */
#endif /* _SPL_MUTEX_COMPAT_H */