ns_snapshot_mount_mutex 221 fs/nilfs2/ioctl.c mutex_lock(&nilfs->ns_snapshot_mount_mutex); ns_snapshot_mount_mutex 231 fs/nilfs2/ioctl.c mutex_unlock(&nilfs->ns_snapshot_mount_mutex); ns_snapshot_mount_mutex 948 fs/nilfs2/super.c mutex_lock(&nilfs->ns_snapshot_mount_mutex); ns_snapshot_mount_mutex 974 fs/nilfs2/super.c mutex_unlock(&nilfs->ns_snapshot_mount_mutex); ns_snapshot_mount_mutex 67 fs/nilfs2/the_nilfs.c mutex_init(&nilfs->ns_snapshot_mount_mutex); ns_snapshot_mount_mutex 101 fs/nilfs2/the_nilfs.h struct mutex ns_snapshot_mount_mutex;