jfsLCacheLock 108 fs/jfs/jfs_logmgr.c static DEFINE_SPINLOCK(jfsLCacheLock); jfsLCacheLock 110 fs/jfs/jfs_logmgr.c #define LCACHE_LOCK(flags) spin_lock_irqsave(&jfsLCacheLock, flags) jfsLCacheLock 111 fs/jfs/jfs_logmgr.c #define LCACHE_UNLOCK(flags) spin_unlock_irqrestore(&jfsLCacheLock, flags)