1BLKROSET _IO(0x12, 93) 2BLKROGET _IO(0x12, 94) 3BLKRRPART _IO(0x12, 95) 4BLKGETSIZE _IO(0x12, 96) 5BLKFLSBUF _IO(0x12, 97) 6BLKRASET _IO(0x12, 98) 7BLKRAGET _IO(0x12, 99) 8BLKFRASET _IO(0x12, 100) 9BLKFRAGET _IO(0x12, 101) 10BLKSECTSET _IO(0x12, 102) 11BLKSECTGET _IO(0x12, 103) 12BLKSSZGET _IO(0x12, 104) 13BLKPG _IO(0x12, 105) 14BLKELVGET _IOR(0x12, 106, size_t) 15BLKELVSET _IOW(0x12, 107, size_t) 16BLKBSZGET _IOR(0x12, 112, size_t) 17BLKBSZSET _IOW(0x12, 113, size_t) 18BLKGETSIZE64 _IOR(0x12, 114, size_t) 19BLKTRACESETUP _IOWR(0x12, 115, struct blk_user_trace_setup) 20BLKTRACESTART _IO(0x12, 116) 21BLKTRACESTOP _IO(0x12, 117) 22BLKTRACETEARDOWN _IO(0x12, 118) 23BLKDISCARD _IO(0x12, 119) 24BLKIOMIN _IO(0x12, 120) 25BLKIOOPT _IO(0x12, 121) 26BLKALIGNOFF _IO(0x12, 122) 27BLKPBSZGET _IO(0x12, 123) 28BLKDISCARDZEROES _IO(0x12, 124) 29BLKSECDISCARD _IO(0x12, 125) 30BLKROTATIONAL _IO(0x12, 126) 31BLKZEROOUT _IO(0x12, 127) 32/* BLKDAXSET was present between v4.5-rc1~112^2^2~16 and v4.5-rc3~23^2~3 */ 33/* BLKDAXSET _IO(0x12, 128) */ 34/* BLKDAXGET was present between v4.5-rc1~112^2^2~16 and v4.7-rc1~78^2^2~4 */ 35BLKDAXGET _IO(0x12, 129) 36