data_seqcount 49 fs/btrfs/volumes.h seqcount_init(&device->data_seqcount) data_seqcount 87 fs/btrfs/volumes.h seqcount_t data_seqcount; data_seqcount 167 fs/btrfs/volumes.h seq = read_seqcount_begin(&dev->data_seqcount); \ data_seqcount 169 fs/btrfs/volumes.h } while (read_seqcount_retry(&dev->data_seqcount, seq)); \ data_seqcount 177 fs/btrfs/volumes.h write_seqcount_begin(&dev->data_seqcount); \ data_seqcount 179 fs/btrfs/volumes.h write_seqcount_end(&dev->data_seqcount); \