Extern or forward variable declaration include/linux/dm-region-hash.h, line 34 [usage...] include/linux/sched.h, line 131 [usage...] Structure include/linux/bio.h, line 554 [usage...] Local variable drivers/block/rbd.c, line 2448 [usage...] drivers/block/xen-blkfront.c, line 1506 [usage...] drivers/md/dm-raid1.c, line 137 [usage...] fs/btrfs/raid56.c, line 1043 [usage...] fs/btrfs/raid56.c, line 1175 [usage...] fs/btrfs/raid56.c, line 1500 [usage...] fs/btrfs/raid56.c, line 2021 [usage...] fs/btrfs/raid56.c, line 2313 [usage...] fs/btrfs/raid56.c, line 2563 [usage...] Class, struct, or union member drivers/block/rbd.c, line 262 [usage...] drivers/s390/block/dasd_diag.h, line 78 [usage...] fs/btrfs/raid56.c, line 95 [usage...] fs/direct-io.c, line 125 [usage...] include/linux/sched.h, line 1605 [usage...]