1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _LINUX_NILFS2_API_H 8 #define _LINUX_NILFS2_API_H 9 #include <linux/types.h> 10 #include <linux/ioctl.h> 11 struct nilfs_cpinfo { 12 __u32 ci_flags; 13 __u32 ci_pad; 14 __u64 ci_cno; 15 __u64 ci_create; 16 __u64 ci_nblk_inc; 17 __u64 ci_inodes_count; 18 __u64 ci_blocks_count; 19 __u64 ci_next; 20 }; 21 enum { 22 NILFS_CPINFO_SNAPSHOT, 23 NILFS_CPINFO_INVALID, 24 NILFS_CPINFO_SKETCH, 25 NILFS_CPINFO_MINOR, 26 }; 27 #define NILFS_CPINFO_FNS(flag,name) static inline int nilfs_cpinfo_ ##name(const struct nilfs_cpinfo * cpinfo) \ 28 { return ! ! (cpinfo->ci_flags & (1UL << NILFS_CPINFO_ ##flag)); \ 29 } 30 struct nilfs_suinfo { 31 __u64 sui_lastmod; 32 __u32 sui_nblocks; 33 __u32 sui_flags; 34 }; 35 enum { 36 NILFS_SUINFO_ACTIVE, 37 NILFS_SUINFO_DIRTY, 38 NILFS_SUINFO_ERROR, 39 }; 40 #define NILFS_SUINFO_FNS(flag,name) static inline int nilfs_suinfo_ ##name(const struct nilfs_suinfo * si) \ 41 { return si->sui_flags & (1UL << NILFS_SUINFO_ ##flag); \ 42 } 43 struct nilfs_suinfo_update { 44 __u64 sup_segnum; 45 __u32 sup_flags; 46 __u32 sup_reserved; 47 struct nilfs_suinfo sup_sui; 48 }; 49 enum { 50 NILFS_SUINFO_UPDATE_LASTMOD, 51 NILFS_SUINFO_UPDATE_NBLOCKS, 52 NILFS_SUINFO_UPDATE_FLAGS, 53 __NR_NILFS_SUINFO_UPDATE_FIELDS, 54 }; 55 #define NILFS_SUINFO_UPDATE_FNS(flag,name) static inline void nilfs_suinfo_update_set_ ##name(struct nilfs_suinfo_update * sup) \ 56 { sup->sup_flags |= 1UL << NILFS_SUINFO_UPDATE_ ##flag; \ 57 } static inline void nilfs_suinfo_update_clear_ ##name(struct nilfs_suinfo_update * sup) \ 58 { sup->sup_flags &= ~(1UL << NILFS_SUINFO_UPDATE_ ##flag); \ 59 } static inline int nilfs_suinfo_update_ ##name(const struct nilfs_suinfo_update * sup) \ 60 { return ! ! (sup->sup_flags & (1UL << NILFS_SUINFO_UPDATE_ ##flag)); \ 61 } 62 enum { 63 NILFS_CHECKPOINT, 64 NILFS_SNAPSHOT, 65 }; 66 struct nilfs_cpmode { 67 __u64 cm_cno; 68 __u32 cm_mode; 69 __u32 cm_pad; 70 }; 71 struct nilfs_argv { 72 __u64 v_base; 73 __u32 v_nmembs; 74 __u16 v_size; 75 __u16 v_flags; 76 __u64 v_index; 77 }; 78 struct nilfs_period { 79 __u64 p_start; 80 __u64 p_end; 81 }; 82 struct nilfs_cpstat { 83 __u64 cs_cno; 84 __u64 cs_ncps; 85 __u64 cs_nsss; 86 }; 87 struct nilfs_sustat { 88 __u64 ss_nsegs; 89 __u64 ss_ncleansegs; 90 __u64 ss_ndirtysegs; 91 __u64 ss_ctime; 92 __u64 ss_nongc_ctime; 93 __u64 ss_prot_seq; 94 }; 95 struct nilfs_vinfo { 96 __u64 vi_vblocknr; 97 __u64 vi_start; 98 __u64 vi_end; 99 __u64 vi_blocknr; 100 }; 101 struct nilfs_vdesc { 102 __u64 vd_ino; 103 __u64 vd_cno; 104 __u64 vd_vblocknr; 105 struct nilfs_period vd_period; 106 __u64 vd_blocknr; 107 __u64 vd_offset; 108 __u32 vd_flags; 109 __u32 vd_pad; 110 }; 111 struct nilfs_bdesc { 112 __u64 bd_ino; 113 __u64 bd_oblocknr; 114 __u64 bd_blocknr; 115 __u64 bd_offset; 116 __u32 bd_level; 117 __u32 bd_pad; 118 }; 119 #define NILFS_IOCTL_IDENT 'n' 120 #define NILFS_IOCTL_CHANGE_CPMODE _IOW(NILFS_IOCTL_IDENT, 0x80, struct nilfs_cpmode) 121 #define NILFS_IOCTL_DELETE_CHECKPOINT _IOW(NILFS_IOCTL_IDENT, 0x81, __u64) 122 #define NILFS_IOCTL_GET_CPINFO _IOR(NILFS_IOCTL_IDENT, 0x82, struct nilfs_argv) 123 #define NILFS_IOCTL_GET_CPSTAT _IOR(NILFS_IOCTL_IDENT, 0x83, struct nilfs_cpstat) 124 #define NILFS_IOCTL_GET_SUINFO _IOR(NILFS_IOCTL_IDENT, 0x84, struct nilfs_argv) 125 #define NILFS_IOCTL_GET_SUSTAT _IOR(NILFS_IOCTL_IDENT, 0x85, struct nilfs_sustat) 126 #define NILFS_IOCTL_GET_VINFO _IOWR(NILFS_IOCTL_IDENT, 0x86, struct nilfs_argv) 127 #define NILFS_IOCTL_GET_BDESCS _IOWR(NILFS_IOCTL_IDENT, 0x87, struct nilfs_argv) 128 #define NILFS_IOCTL_CLEAN_SEGMENTS _IOW(NILFS_IOCTL_IDENT, 0x88, struct nilfs_argv[5]) 129 #define NILFS_IOCTL_SYNC _IOR(NILFS_IOCTL_IDENT, 0x8A, __u64) 130 #define NILFS_IOCTL_RESIZE _IOW(NILFS_IOCTL_IDENT, 0x8B, __u64) 131 #define NILFS_IOCTL_SET_ALLOC_RANGE _IOW(NILFS_IOCTL_IDENT, 0x8C, __u64[2]) 132 #define NILFS_IOCTL_SET_SUINFO _IOW(NILFS_IOCTL_IDENT, 0x8D, struct nilfs_argv) 133 #endif 134