Extern or forward variable declaration at fs/nfs/blocklayout/blocklayout.h, line 47 References: fs/nfs/blocklayout/blocklayout.c, line 146 fs/nfs/blocklayout/blocklayout.c, line 147 fs/nfs/blocklayout/dev.c, line 17 fs/nfs/blocklayout/dev.c, line 45 fs/nfs/blocklayout/dev.c, line 46 fs/nfs/blocklayout/dev.c, line 166 fs/nfs/blocklayout/dev.c, line 176 fs/nfs/blocklayout/dev.c, line 182 fs/nfs/blocklayout/dev.c, line 196 fs/nfs/blocklayout/dev.c, line 199 fs/nfs/blocklayout/dev.c, line 230 fs/nfs/blocklayout/dev.c, line 235 fs/nfs/blocklayout/dev.c, line 352 fs/nfs/blocklayout/dev.c, line 401 fs/nfs/blocklayout/dev.c, line 417 fs/nfs/blocklayout/dev.c, line 425 fs/nfs/blocklayout/dev.c, line 446 fs/nfs/blocklayout/dev.c, line 454 fs/nfs/blocklayout/dev.c, line 475 fs/nfs/blocklayout/dev.c, line 501