device_links_lock 50 drivers/base/core.c static DEFINE_MUTEX(device_links_lock); device_links_lock 55 drivers/base/core.c mutex_lock(&device_links_lock); device_links_lock 60 drivers/base/core.c mutex_unlock(&device_links_lock); device_links_lock 78 drivers/base/core.c static DECLARE_RWSEM(device_links_lock); device_links_lock 82 drivers/base/core.c down_write(&device_links_lock); device_links_lock 87 drivers/base/core.c up_write(&device_links_lock); device_links_lock 92 drivers/base/core.c down_read(&device_links_lock); device_links_lock 98 drivers/base/core.c up_read(&device_links_lock); device_links_lock 104 drivers/base/core.c return lockdep_is_held(&device_links_lock);