Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Mike Marshall | 750 | 83.52% | 8 | 50.00% |
Yi Liu | 129 | 14.37% | 1 | 6.25% |
Martin Brandenburg | 11 | 1.22% | 4 | 25.00% |
Joe Perches | 5 | 0.56% | 1 | 6.25% |
Guenter Roeck | 2 | 0.22% | 1 | 6.25% |
Greg Kroah-Hartman | 1 | 0.11% | 1 | 6.25% |
Total | 898 | 16 |
/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/kernel.h> #include <linux/types.h> #include <linux/spinlock_types.h> #include <linux/slab.h> #include <linux/ioctl.h> /* khandle stuff ***********************************************************/ /* * The 2.9 core will put 64 bit handles in here like this: * 1234 0000 0000 5678 * The 3.0 and beyond cores will put 128 bit handles in here like this: * 1234 5678 90AB CDEF * The kernel module will always use the first four bytes and * the last four bytes as an inum. */ struct orangefs_khandle { unsigned char u[16]; } __aligned(8); /* * kernel version of an object ref. */ struct orangefs_object_kref { struct orangefs_khandle khandle; __s32 fs_id; __s32 __pad1; }; /* * compare 2 khandles assumes little endian thus from large address to * small address */ static inline int ORANGEFS_khandle_cmp(const struct orangefs_khandle *kh1, const struct orangefs_khandle *kh2) { int i; for (i = 15; i >= 0; i--) { if (kh1->u[i] > kh2->u[i]) return 1; if (kh1->u[i] < kh2->u[i]) return -1; } return 0; } static inline void ORANGEFS_khandle_to(const struct orangefs_khandle *kh, void *p, int size) { memcpy(p, kh->u, 16); memset(p + 16, 0, size - 16); } static inline void ORANGEFS_khandle_from(struct orangefs_khandle *kh, void *p, int size) { memset(kh, 0, 16); memcpy(kh->u, p, 16); } /* pvfs2-types.h ************************************************************/ #define ORANGEFS_SUPER_MAGIC 0x20030528 /* * ORANGEFS error codes are a signed 32-bit integer. Error codes are negative, but * the sign is stripped before decoding. */ /* Bit 31 is not used since it is the sign. */ /* * Bit 30 specifies that this is a ORANGEFS error. A ORANGEFS error is either an * encoded errno value or a ORANGEFS protocol error. */ #define ORANGEFS_ERROR_BIT (1 << 30) /* * Bit 29 specifies that this is a ORANGEFS protocol error and not an encoded * errno value. */ #define ORANGEFS_NON_ERRNO_ERROR_BIT (1 << 29) /* * Bits 9, 8, and 7 specify the error class, which encodes the section of * server code the error originated in for logging purposes. It is not used * in the kernel except to be masked out. */ #define ORANGEFS_ERROR_CLASS_BITS 0x380 /* Bits 6 - 0 are reserved for the actual error code. */ #define ORANGEFS_ERROR_NUMBER_BITS 0x7f /* Encoded errno values decoded by PINT_errno_mapping in orangefs-utils.c. */ /* Our own ORANGEFS protocol error codes. */ #define ORANGEFS_ECANCEL (1|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_EDEVINIT (2|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_EDETAIL (3|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_EHOSTNTFD (4|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_EADDRNTFD (5|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_ENORECVR (6|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_ETRYAGAIN (7|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_ENOTPVFS (8|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) #define ORANGEFS_ESECURITY (9|ORANGEFS_NON_ERRNO_ERROR_BIT|ORANGEFS_ERROR_BIT) /* permission bits */ #define ORANGEFS_O_EXECUTE (1 << 0) #define ORANGEFS_O_WRITE (1 << 1) #define ORANGEFS_O_READ (1 << 2) #define ORANGEFS_G_EXECUTE (1 << 3) #define ORANGEFS_G_WRITE (1 << 4) #define ORANGEFS_G_READ (1 << 5) #define ORANGEFS_U_EXECUTE (1 << 6) #define ORANGEFS_U_WRITE (1 << 7) #define ORANGEFS_U_READ (1 << 8) /* no ORANGEFS_U_VTX (sticky bit) */ #define ORANGEFS_G_SGID (1 << 10) #define ORANGEFS_U_SUID (1 << 11) #define ORANGEFS_ITERATE_START 2147483646 #define ORANGEFS_ITERATE_END 2147483645 #define ORANGEFS_IMMUTABLE_FL FS_IMMUTABLE_FL #define ORANGEFS_APPEND_FL FS_APPEND_FL #define ORANGEFS_NOATIME_FL FS_NOATIME_FL #define ORANGEFS_MIRROR_FL 0x01000000ULL #define ORANGEFS_FS_ID_NULL ((__s32)0) #define ORANGEFS_ATTR_SYS_UID (1 << 0) #define ORANGEFS_ATTR_SYS_GID (1 << 1) #define ORANGEFS_ATTR_SYS_PERM (1 << 2) #define ORANGEFS_ATTR_SYS_ATIME (1 << 3) #define ORANGEFS_ATTR_SYS_CTIME (1 << 4) #define ORANGEFS_ATTR_SYS_MTIME (1 << 5) #define ORANGEFS_ATTR_SYS_TYPE (1 << 6) #define ORANGEFS_ATTR_SYS_ATIME_SET (1 << 7) #define ORANGEFS_ATTR_SYS_MTIME_SET (1 << 8) #define ORANGEFS_ATTR_SYS_SIZE (1 << 20) #define ORANGEFS_ATTR_SYS_LNK_TARGET (1 << 24) #define ORANGEFS_ATTR_SYS_DFILE_COUNT (1 << 25) #define ORANGEFS_ATTR_SYS_DIRENT_COUNT (1 << 26) #define ORANGEFS_ATTR_SYS_BLKSIZE (1 << 28) #define ORANGEFS_ATTR_SYS_MIRROR_COPIES_COUNT (1 << 29) #define ORANGEFS_ATTR_SYS_COMMON_ALL \ (ORANGEFS_ATTR_SYS_UID | \ ORANGEFS_ATTR_SYS_GID | \ ORANGEFS_ATTR_SYS_PERM | \ ORANGEFS_ATTR_SYS_ATIME | \ ORANGEFS_ATTR_SYS_CTIME | \ ORANGEFS_ATTR_SYS_MTIME | \ ORANGEFS_ATTR_SYS_TYPE) #define ORANGEFS_ATTR_SYS_ALL_SETABLE \ (ORANGEFS_ATTR_SYS_COMMON_ALL-ORANGEFS_ATTR_SYS_TYPE) #define ORANGEFS_ATTR_SYS_ALL_NOHINT \ (ORANGEFS_ATTR_SYS_COMMON_ALL | \ ORANGEFS_ATTR_SYS_SIZE | \ ORANGEFS_ATTR_SYS_LNK_TARGET | \ ORANGEFS_ATTR_SYS_DFILE_COUNT | \ ORANGEFS_ATTR_SYS_MIRROR_COPIES_COUNT | \ ORANGEFS_ATTR_SYS_DIRENT_COUNT | \ ORANGEFS_ATTR_SYS_BLKSIZE) #define ORANGEFS_XATTR_REPLACE 0x2 #define ORANGEFS_XATTR_CREATE 0x1 #define ORANGEFS_MAX_SERVER_ADDR_LEN 256 #define ORANGEFS_NAME_MAX 256 /* * max extended attribute name len as imposed by the VFS and exploited for the * upcall request types. * NOTE: Please retain them as multiples of 8 even if you wish to change them * This is *NECESSARY* for supporting 32 bit user-space binaries on a 64-bit * kernel. Due to implementation within DBPF, this really needs to be * ORANGEFS_NAME_MAX, which it was the same value as, but no reason to let it * break if that changes in the future. */ #define ORANGEFS_MAX_XATTR_NAMELEN ORANGEFS_NAME_MAX /* Not the same as * XATTR_NAME_MAX defined * by <linux/xattr.h> */ #define ORANGEFS_MAX_XATTR_VALUELEN 8192 /* Not the same as XATTR_SIZE_MAX * defined by <linux/xattr.h> */ #define ORANGEFS_MAX_XATTR_LISTLEN 16 /* Not the same as XATTR_LIST_MAX * defined by <linux/xattr.h> */ /* * ORANGEFS I/O operation types, used in both system and server interfaces. */ enum ORANGEFS_io_type { ORANGEFS_IO_READ = 1, ORANGEFS_IO_WRITE = 2 }; /* * If this enum is modified the server parameters related to the precreate pool * batch and low threshold sizes may need to be modified to reflect this * change. */ enum orangefs_ds_type { ORANGEFS_TYPE_NONE = 0, ORANGEFS_TYPE_METAFILE = (1 << 0), ORANGEFS_TYPE_DATAFILE = (1 << 1), ORANGEFS_TYPE_DIRECTORY = (1 << 2), ORANGEFS_TYPE_SYMLINK = (1 << 3), ORANGEFS_TYPE_DIRDATA = (1 << 4), ORANGEFS_TYPE_INTERNAL = (1 << 5) /* for the server's private use */ }; /* This structure is used by the VFS-client interaction alone */ struct ORANGEFS_keyval_pair { char key[ORANGEFS_MAX_XATTR_NAMELEN]; __s32 key_sz; /* __s32 for portable, fixed-size structures */ __s32 val_sz; char val[ORANGEFS_MAX_XATTR_VALUELEN]; }; /* pvfs2-sysint.h ***********************************************************/ /* Describes attributes for a file, directory, or symlink. */ struct ORANGEFS_sys_attr_s { __u32 owner; __u32 group; __u32 perms; __u64 atime; __u64 mtime; __u64 ctime; __s64 size; /* NOTE: caller must free if valid */ char *link_target; /* Changed to __s32 so that size of structure does not change */ __s32 dfile_count; /* Changed to __s32 so that size of structure does not change */ __s32 distr_dir_servers_initial; /* Changed to __s32 so that size of structure does not change */ __s32 distr_dir_servers_max; /* Changed to __s32 so that size of structure does not change */ __s32 distr_dir_split_size; __u32 mirror_copies_count; /* NOTE: caller must free if valid */ char *dist_name; /* NOTE: caller must free if valid */ char *dist_params; __s64 dirent_count; enum orangefs_ds_type objtype; __u64 flags; __u32 mask; __s64 blksize; }; #define ORANGEFS_LOOKUP_LINK_NO_FOLLOW 0 /* pint-dev.h ***************************************************************/ /* parameter structure used in ORANGEFS_DEV_DEBUG ioctl command */ struct dev_mask_info_s { enum { KERNEL_MASK, CLIENT_MASK, } mask_type; __u64 mask_value; }; struct dev_mask2_info_s { __u64 mask1_value; __u64 mask2_value; }; /* pvfs2-util.h *************************************************************/ __s32 ORANGEFS_util_translate_mode(int mode); /* pvfs2-debug.h ************************************************************/ #include "orangefs-debug.h" /* pvfs2-internal.h *********************************************************/ #define llu(x) (unsigned long long)(x) #define lld(x) (long long)(x) /* pint-dev-shared.h ********************************************************/ #define ORANGEFS_DEV_MAGIC 'k' #define ORANGEFS_READDIR_DEFAULT_DESC_COUNT 5 #define DEV_GET_MAGIC 0x1 #define DEV_GET_MAX_UPSIZE 0x2 #define DEV_GET_MAX_DOWNSIZE 0x3 #define DEV_MAP 0x4 #define DEV_REMOUNT_ALL 0x5 #define DEV_DEBUG 0x6 #define DEV_UPSTREAM 0x7 #define DEV_CLIENT_MASK 0x8 #define DEV_CLIENT_STRING 0x9 #define DEV_MAX_NR 0xa /* supported ioctls, codes are with respect to user-space */ enum { ORANGEFS_DEV_GET_MAGIC = _IOW(ORANGEFS_DEV_MAGIC, DEV_GET_MAGIC, __s32), ORANGEFS_DEV_GET_MAX_UPSIZE = _IOW(ORANGEFS_DEV_MAGIC, DEV_GET_MAX_UPSIZE, __s32), ORANGEFS_DEV_GET_MAX_DOWNSIZE = _IOW(ORANGEFS_DEV_MAGIC, DEV_GET_MAX_DOWNSIZE, __s32), ORANGEFS_DEV_MAP = _IO(ORANGEFS_DEV_MAGIC, DEV_MAP), ORANGEFS_DEV_REMOUNT_ALL = _IO(ORANGEFS_DEV_MAGIC, DEV_REMOUNT_ALL), ORANGEFS_DEV_DEBUG = _IOR(ORANGEFS_DEV_MAGIC, DEV_DEBUG, __s32), ORANGEFS_DEV_UPSTREAM = _IOW(ORANGEFS_DEV_MAGIC, DEV_UPSTREAM, int), ORANGEFS_DEV_CLIENT_MASK = _IOW(ORANGEFS_DEV_MAGIC, DEV_CLIENT_MASK, struct dev_mask2_info_s), ORANGEFS_DEV_CLIENT_STRING = _IOW(ORANGEFS_DEV_MAGIC, DEV_CLIENT_STRING, char *), ORANGEFS_DEV_MAXNR = DEV_MAX_NR, }; /* * version number for use in communicating between kernel space and user * space. Zero signifies the upstream version of the kernel module. */ #define ORANGEFS_KERNEL_PROTO_VERSION 0 #define ORANGEFS_MINIMUM_USERSPACE_VERSION 20903 /* * describes memory regions to map in the ORANGEFS_DEV_MAP ioctl. * NOTE: See devorangefs-req.c for 32 bit compat structure. * Since this structure has a variable-sized layout that is different * on 32 and 64 bit platforms, we need to normalize to a 64 bit layout * on such systems before servicing ioctl calls from user-space binaries * that may be 32 bit! */ struct ORANGEFS_dev_map_desc { void __user *ptr; __s32 total_size; __s32 size; __s32 count; }; /* gossip.h *****************************************************************/ extern __u64 orangefs_gossip_debug_mask; /* try to avoid function call overhead by checking masks in macro */ #define gossip_debug(mask, fmt, ...) \ do { \ if (orangefs_gossip_debug_mask & (mask)) \ printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ } while (0) #define gossip_err pr_err
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