Extern or forward variable declaration at include/linux/swap.h, line 498 References: block/blk-core.c, line 96 block/blk-core.c, line 100 block/blk-core.c, line 608 block/blk-core.c, line 843 block/blk-core.c, line 845 block/blk-core.c, line 846 block/blk-core.c, line 847 block/blk-core.c, line 854 block/blk-core.c, line 858 block/blk-core.c, line 909 block/blk-core.c, line 1324 block/blk-core.c, line 2983 fs/block_dev.c, line 71 fs/block_dev.c, line 78 fs/block_dev.c, line 642 fs/block_dev.c, line 1204 fs/block_dev.c, line 1263 fs/btrfs/disk-io.c, line 1811 fs/btrfs/disk-io.c, line 1827 fs/btrfs/disk-io.c, line 2335 fs/btrfs/file.c, line 1839 fs/btrfs/file.c, line 1839 fs/btrfs/file.c, line 1923 fs/btrfs/inode.c, line 3815 fs/btrfs/inode.c, line 3832 fs/btrfs/inode.c, line 6546 fs/btrfs/inode.c, line 9952 fs/btrfs/inode.c, line 9992 fs/ext4/super.c, line 347 fs/ext4/super.c, line 347 fs/fuse/file.c, line 1113 fs/fuse/file.c, line 1113 fs/fuse/file.c, line 1166 fs/fuse/file.c, line 1421 fs/fuse/file.c, line 1421 fs/fuse/file.c, line 1537 fs/gfs2/aops.c, line 350 fs/inode.c, line 173 fs/inode.c, line 182 fs/inode.c, line 184 fs/inode.c, line 185 fs/nfs/file.c, line 490 fs/nfs/file.c, line 494 fs/nfs/write.c, line 275 fs/nfs/write.c, line 290 fs/nfs/write.c, line 921 fs/nfs/write.c, line 1784 fs/nilfs2/gcinode.c, line 175 fs/nilfs2/mdt.c, line 432 fs/nilfs2/mdt.c, line 460 fs/nilfs2/page.c, line 465 fs/nilfs2/page.c, line 471 fs/ntfs/file.c, line 2100 fs/ntfs/file.c, line 2100 fs/ntfs/file.c, line 2116 fs/xfs/xfs_file.c, line 813 fs/xfs/xfs_file.c, line 813 fs/xfs/xfs_file.c, line 846 include/linux/swap.h, line 434 include/linux/swap.h, line 498 mm/bounce.c, line 187 mm/fadvise.c, line 33 mm/fadvise.c, line 78 mm/fadvise.c, line 118 mm/filemap.c, line 251 mm/filemap.c, line 3095 mm/filemap.c, line 3095 mm/filemap.c, line 3169 mm/nommu.c, line 988 mm/nommu.c, line 989 mm/page-writeback.c, line 420 mm/page-writeback.c, line 438 mm/page-writeback.c, line 451 mm/page-writeback.c, line 487 mm/page-writeback.c, line 508 mm/page-writeback.c, line 561 mm/page-writeback.c, line 688 mm/page-writeback.c, line 866 mm/page-writeback.c, line 968 mm/page-writeback.c, line 1132 mm/page-writeback.c, line 1175 mm/page-writeback.c, line 1208 mm/page-writeback.c, line 1227 mm/page-writeback.c, line 1302 mm/page-writeback.c, line 1375 mm/page-writeback.c, line 1375 mm/page-writeback.c, line 1608 mm/page-writeback.c, line 1608 mm/page-writeback.c, line 1703 mm/page-writeback.c, line 1704 mm/page-writeback.c, line 1713 mm/page-writeback.c, line 1725 mm/page-writeback.c, line 1963 mm/page-writeback.c, line 2130 mm/page-writeback.c, line 2131 mm/page-writeback.c, line 2208 mm/page-writeback.c, line 2353 mm/page-writeback.c, line 2369 mm/page-writeback.c, line 2369 mm/page-writeback.c, line 2405 mm/page-writeback.c, line 2405 mm/page-writeback.c, line 2470 mm/page-writeback.c, line 2470 mm/shmem.c, line 221 mm/shmem.c, line 1510 mm/shmem.c, line 1557 mm/swap_state.c, line 36 mm/swap_state.c, line 508 mm/truncate.c, line 187 mm/vmscan.c, line 394 mm/vmscan.c, line 401 mm/vmscan.c, line 480 mm/vmscan.c, line 867