nfs_version_lock 57 fs/nfs/client.c static DEFINE_SPINLOCK(nfs_version_lock); nfs_version_lock 86 fs/nfs/client.c spin_lock(&nfs_version_lock); nfs_version_lock 90 fs/nfs/client.c spin_unlock(&nfs_version_lock); nfs_version_lock 95 fs/nfs/client.c spin_unlock(&nfs_version_lock); nfs_version_lock 122 fs/nfs/client.c spin_lock(&nfs_version_lock); nfs_version_lock 127 fs/nfs/client.c spin_unlock(&nfs_version_lock); nfs_version_lock 133 fs/nfs/client.c spin_lock(&nfs_version_lock); nfs_version_lock 138 fs/nfs/client.c spin_unlock(&nfs_version_lock);