diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/ocfs2/ocfs2_ioctl.h')
| -rw-r--r-- | ANDROID_3.4.5/fs/ocfs2/ocfs2_ioctl.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/ANDROID_3.4.5/fs/ocfs2/ocfs2_ioctl.h b/ANDROID_3.4.5/fs/ocfs2/ocfs2_ioctl.h deleted file mode 100644 index 5b27ff1f..00000000 --- a/ANDROID_3.4.5/fs/ocfs2/ocfs2_ioctl.h +++ /dev/null @@ -1,242 +0,0 @@ -/* -*- mode: c; c-basic-offset: 8; -*- - * vim: noexpandtab sw=8 ts=8 sts=0: - * - * ocfs2_ioctl.h - * - * Defines OCFS2 ioctls. - * - * Copyright (C) 2010 Oracle. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License, version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef OCFS2_IOCTL_H -#define OCFS2_IOCTL_H - -/* - * ioctl commands - */ -#define OCFS2_IOC_GETFLAGS FS_IOC_GETFLAGS -#define OCFS2_IOC_SETFLAGS FS_IOC_SETFLAGS -#define OCFS2_IOC32_GETFLAGS FS_IOC32_GETFLAGS -#define OCFS2_IOC32_SETFLAGS FS_IOC32_SETFLAGS - -/* - * Space reservation / allocation / free ioctls and argument structure - * are designed to be compatible with XFS. - * - * ALLOCSP* and FREESP* are not and will never be supported, but are - * included here for completeness. - */ -struct ocfs2_space_resv { - __s16 l_type; - __s16 l_whence; - __s64 l_start; - __s64 l_len; /* len == 0 means until end of file */ - __s32 l_sysid; - __u32 l_pid; - __s32 l_pad[4]; /* reserve area */ -}; - -#define OCFS2_IOC_ALLOCSP _IOW ('X', 10, struct ocfs2_space_resv) -#define OCFS2_IOC_FREESP _IOW ('X', 11, struct ocfs2_space_resv) -#define OCFS2_IOC_RESVSP _IOW ('X', 40, struct ocfs2_space_resv) -#define OCFS2_IOC_UNRESVSP _IOW ('X', 41, struct ocfs2_space_resv) -#define OCFS2_IOC_ALLOCSP64 _IOW ('X', 36, struct ocfs2_space_resv) -#define OCFS2_IOC_FREESP64 _IOW ('X', 37, struct ocfs2_space_resv) -#define OCFS2_IOC_RESVSP64 _IOW ('X', 42, struct ocfs2_space_resv) -#define OCFS2_IOC_UNRESVSP64 _IOW ('X', 43, struct ocfs2_space_resv) - -/* Used to pass group descriptor data when online resize is done */ -struct ocfs2_new_group_input { - __u64 group; /* Group descriptor's blkno. */ - __u32 clusters; /* Total number of clusters in this group */ - __u32 frees; /* Total free clusters in this group */ - __u16 chain; /* Chain for this group */ - __u16 reserved1; - __u32 reserved2; -}; - -#define OCFS2_IOC_GROUP_EXTEND _IOW('o', 1, int) -#define OCFS2_IOC_GROUP_ADD _IOW('o', 2,struct ocfs2_new_group_input) -#define OCFS2_IOC_GROUP_ADD64 _IOW('o', 3,struct ocfs2_new_group_input) - -/* Used to pass 2 file names to reflink. */ -struct reflink_arguments { - __u64 old_path; - __u64 new_path; - __u64 preserve; -}; -#define OCFS2_IOC_REFLINK _IOW('o', 4, struct reflink_arguments) - -/* Following definitions dedicated for ocfs2_info_request ioctls. */ -#define OCFS2_INFO_MAX_REQUEST (50) -#define OCFS2_TEXT_UUID_LEN (OCFS2_VOL_UUID_LEN * 2) - -/* Magic number of all requests */ -#define OCFS2_INFO_MAGIC (0x4F32494E) - -/* - * Always try to separate info request into small pieces to - * guarantee the backward&forward compatibility. - */ -struct ocfs2_info { - __u64 oi_requests; /* Array of __u64 pointers to requests */ - __u32 oi_count; /* Number of requests in info_requests */ - __u32 oi_pad; -}; - -struct ocfs2_info_request { -/*00*/ __u32 ir_magic; /* Magic number */ - __u32 ir_code; /* Info request code */ - __u32 ir_size; /* Size of request */ - __u32 ir_flags; /* Request flags */ -/*10*/ /* Request specific fields */ -}; - -struct ocfs2_info_clustersize { - struct ocfs2_info_request ic_req; - __u32 ic_clustersize; - __u32 ic_pad; -}; - -struct ocfs2_info_blocksize { - struct ocfs2_info_request ib_req; - __u32 ib_blocksize; - __u32 ib_pad; -}; - -struct ocfs2_info_maxslots { - struct ocfs2_info_request im_req; - __u32 im_max_slots; - __u32 im_pad; -}; - -struct ocfs2_info_label { - struct ocfs2_info_request il_req; - __u8 il_label[OCFS2_MAX_VOL_LABEL_LEN]; -} __attribute__ ((packed)); - -struct ocfs2_info_uuid { - struct ocfs2_info_request iu_req; - __u8 iu_uuid_str[OCFS2_TEXT_UUID_LEN + 1]; -} __attribute__ ((packed)); - -struct ocfs2_info_fs_features { - struct ocfs2_info_request if_req; - __u32 if_compat_features; - __u32 if_incompat_features; - __u32 if_ro_compat_features; - __u32 if_pad; -}; - -struct ocfs2_info_journal_size { - struct ocfs2_info_request ij_req; - __u64 ij_journal_size; -}; - -struct ocfs2_info_freeinode { - struct ocfs2_info_request ifi_req; - struct ocfs2_info_local_freeinode { - __u64 lfi_total; - __u64 lfi_free; - } ifi_stat[OCFS2_MAX_SLOTS]; - __u32 ifi_slotnum; /* out */ - __u32 ifi_pad; -}; - -#define OCFS2_INFO_MAX_HIST (32) - -struct ocfs2_info_freefrag { - struct ocfs2_info_request iff_req; - struct ocfs2_info_freefrag_stats { /* (out) */ - struct ocfs2_info_free_chunk_list { - __u32 fc_chunks[OCFS2_INFO_MAX_HIST]; - __u32 fc_clusters[OCFS2_INFO_MAX_HIST]; - } ffs_fc_hist; - __u32 ffs_clusters; - __u32 ffs_free_clusters; - __u32 ffs_free_chunks; - __u32 ffs_free_chunks_real; - __u32 ffs_min; /* Minimum free chunksize in clusters */ - __u32 ffs_max; - __u32 ffs_avg; - __u32 ffs_pad; - } iff_ffs; - __u32 iff_chunksize; /* chunksize in clusters(in) */ - __u32 iff_pad; -}; - -/* Codes for ocfs2_info_request */ -enum ocfs2_info_type { - OCFS2_INFO_CLUSTERSIZE = 1, - OCFS2_INFO_BLOCKSIZE, - OCFS2_INFO_MAXSLOTS, - OCFS2_INFO_LABEL, - OCFS2_INFO_UUID, - OCFS2_INFO_FS_FEATURES, - OCFS2_INFO_JOURNAL_SIZE, - OCFS2_INFO_FREEINODE, - OCFS2_INFO_FREEFRAG, - OCFS2_INFO_NUM_TYPES -}; - -/* Flags for struct ocfs2_info_request */ -/* Filled by the caller */ -#define OCFS2_INFO_FL_NON_COHERENT (0x00000001) /* Cluster coherency not - required. This is a hint. - It is up to ocfs2 whether - the request can be fulfilled - without locking. */ -/* Filled by ocfs2 */ -#define OCFS2_INFO_FL_FILLED (0x40000000) /* Filesystem understood - this request and - filled in the answer */ - -#define OCFS2_INFO_FL_ERROR (0x80000000) /* Error happened during - request handling. */ - -#define OCFS2_IOC_INFO _IOR('o', 5, struct ocfs2_info) - -struct ocfs2_move_extents { -/* All values are in bytes */ - /* in */ - __u64 me_start; /* Virtual start in the file to move */ - __u64 me_len; /* Length of the extents to be moved */ - __u64 me_goal; /* Physical offset of the goal, - it's in block unit */ - __u64 me_threshold; /* Maximum distance from goal or threshold - for auto defragmentation */ - __u64 me_flags; /* Flags for the operation: - * - auto defragmentation. - * - refcount,xattr cases. - */ - /* out */ - __u64 me_moved_len; /* Moved/defraged length */ - __u64 me_new_offset; /* Resulting physical location */ - __u32 me_reserved[2]; /* Reserved for futhure */ -}; - -#define OCFS2_MOVE_EXT_FL_AUTO_DEFRAG (0x00000001) /* Kernel manages to - claim new clusters - as the goal place - for extents moving */ -#define OCFS2_MOVE_EXT_FL_PART_DEFRAG (0x00000002) /* Allow partial extent - moving, is to make - movement less likely - to fail, may make fs - even more fragmented */ -#define OCFS2_MOVE_EXT_FL_COMPLETE (0x00000004) /* Move or defragmenation - completely gets done. - */ - -#define OCFS2_IOC_MOVE_EXT _IOW('o', 6, struct ocfs2_move_extents) - -#endif /* OCFS2_IOCTL_H */ |