#include #include #include #include extern struct client_debug_mask *cdm_array; extern char *debug_help_string; extern int help_string_initialized; extern struct dentry *debug_dir; extern struct dentry *help_file_dentry; extern struct dentry *client_debug_dentry; extern const struct file_operations debug_help_fops; extern int client_all_index; extern int client_verbose_index; extern int cdm_element_count; #define DEBUG_HELP_STRING_SIZE 4096 #define HELP_STRING_UNINITIALIZED \ "Client Debug Keywords are unknown until the first time\n" \ "the client is started after boot.\n" #define ORANGEFS_KMOD_DEBUG_HELP_FILE "debug-help" #define ORANGEFS_KMOD_DEBUG_FILE "kernel-debug" #define ORANGEFS_CLIENT_DEBUG_FILE "client-debug" #define PVFS2_VERBOSE "verbose" #define PVFS2_ALL "all" /* pvfs2-config.h ***********************************************************/ #define PVFS2_VERSION_MAJOR 2 #define PVFS2_VERSION_MINOR 9 #define PVFS2_VERSION_SUB 0 /* 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 pvfs2_khandle { unsigned char u[16]; } __aligned(8); /* * kernel version of an object ref. */ struct pvfs2_object_kref { struct pvfs2_khandle khandle; __s32 fs_id; __s32 __pad1; }; /* * compare 2 khandles assumes little endian thus from large address to * small address */ static inline int PVFS_khandle_cmp(const struct pvfs2_khandle *kh1, const struct pvfs2_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; } /* copy a khandle to a field of arbitrary size */ static inline void PVFS_khandle_to(const struct pvfs2_khandle *kh, void *p, int size) { int i; unsigned char *c = p; memset(p, 0, size); for (i = 0; i < 16 && i < size; i++) c[i] = kh->u[i]; } /* copy a khandle from a field of arbitrary size */ static inline void PVFS_khandle_from(struct pvfs2_khandle *kh, void *p, int size) { int i; unsigned char *c = p; memset(kh, 0, 16); for (i = 0; i < 16 && i < size; i++) kh->u[i] = c[i]; } /* pvfs2-types.h ************************************************************/ typedef __u32 PVFS_uid; typedef __u32 PVFS_gid; typedef __s32 PVFS_fs_id; typedef __u32 PVFS_permissions; typedef __u64 PVFS_time; typedef __s64 PVFS_size; typedef __u64 PVFS_flags; typedef __u64 PVFS_ds_position; typedef __s32 PVFS_error; typedef __s64 PVFS_offset; #define PVFS2_SUPER_MAGIC 0x20030528 #define PVFS_ERROR_BIT (1 << 30) #define PVFS_NON_ERRNO_ERROR_BIT (1 << 29) #define IS_PVFS_ERROR(__error) ((__error)&(PVFS_ERROR_BIT)) #define IS_PVFS_NON_ERRNO_ERROR(__error) \ (((__error)&(PVFS_NON_ERRNO_ERROR_BIT)) && IS_PVFS_ERROR(__error)) #define PVFS_ERROR_TO_ERRNO(__error) PVFS_get_errno_mapping(__error) /* 7 bits are used for the errno mapped error codes */ #define PVFS_ERROR_CODE(__error) \ ((__error) & (__s32)(0x7f|PVFS_ERROR_BIT)) #define PVFS_ERROR_CLASS(__error) \ ((__error) & ~((__s32)(0x7f|PVFS_ERROR_BIT|PVFS_NON_ERRNO_ERROR_BIT))) #define PVFS_NON_ERRNO_ERROR_CODE(__error) \ ((__error) & (__s32)(127|PVFS_ERROR_BIT|PVFS_NON_ERRNO_ERROR_BIT)) /* PVFS2 error codes, compliments of asm/errno.h */ #define PVFS_EPERM E(1) /* Operation not permitted */ #define PVFS_ENOENT E(2) /* No such file or directory */ #define PVFS_EINTR E(3) /* Interrupted system call */ #define PVFS_EIO E(4) /* I/O error */ #define PVFS_ENXIO E(5) /* No such device or address */ #define PVFS_EBADF E(6) /* Bad file number */ #define PVFS_EAGAIN E(7) /* Try again */ #define PVFS_ENOMEM E(8) /* Out of memory */ #define PVFS_EFAULT E(9) /* Bad address */ #define PVFS_EBUSY E(10) /* Device or resource busy */ #define PVFS_EEXIST E(11) /* File exists */ #define PVFS_ENODEV E(12) /* No such device */ #define PVFS_ENOTDIR E(13) /* Not a directory */ #define PVFS_EISDIR E(14) /* Is a directory */ #define PVFS_EINVAL E(15) /* Invalid argument */ #define PVFS_EMFILE E(16) /* Too many open files */ #define PVFS_EFBIG E(17) /* File too large */ #define PVFS_ENOSPC E(18) /* No space left on device */ #define PVFS_EROFS E(19) /* Read-only file system */ #define PVFS_EMLINK E(20) /* Too many links */ #define PVFS_EPIPE E(21) /* Broken pipe */ #define PVFS_EDEADLK E(22) /* Resource deadlock would occur */ #define PVFS_ENAMETOOLONG E(23) /* File name too long */ #define PVFS_ENOLCK E(24) /* No record locks available */ #define PVFS_ENOSYS E(25) /* Function not implemented */ #define PVFS_ENOTEMPTY E(26) /* Directory not empty */ /* #define PVFS_ELOOP E(27) * Too many symbolic links encountered */ #define PVFS_EWOULDBLOCK E(28) /* Operation would block */ #define PVFS_ENOMSG E(29) /* No message of desired type */ #define PVFS_EUNATCH E(30) /* Protocol driver not attached */ #define PVFS_EBADR E(31) /* Invalid request descriptor */ #define PVFS_EDEADLOCK E(32) #define PVFS_ENODATA E(33) /* No data available */ #define PVFS_ETIME E(34) /* Timer expired */ #define PVFS_ENONET E(35) /* Machine is not on the network */ #define PVFS_EREMOTE E(36) /* Object is remote */ #define PVFS_ECOMM E(37) /* Communication error on send */ #define PVFS_EPROTO E(38) /* Protocol error */ #define PVFS_EBADMSG E(39) /* Not a data message */ /* #define PVFS_EOVERFLOW E(40) * Value too large for defined data * type */ /* #define PVFS_ERESTART E(41) * Interrupted system call should be * restarted */ #define PVFS_EMSGSIZE E(42) /* Message too long */ #define PVFS_EPROTOTYPE E(43) /* Protocol wrong type for socket */ #define PVFS_ENOPROTOOPT E(44) /* Protocol not available */ #define PVFS_EPROTONOSUPPORT E(45) /* Protocol not supported */ /* #define PVFS_EOPNOTSUPP E(46) * Operation not supported on transport * endpoint */ #define PVFS_EADDRINUSE E(47) /* Address already in use */ #define PVFS_EADDRNOTAVAIL E(48) /* Cannot assign requested address */ #define PVFS_ENETDOWN E(49) /* Network is down */ #define PVFS_ENETUNREACH E(50) /* Network is unreachable */ /* #define PVFS_ENETRESET E(51) * Network dropped connection because * of reset */ #define PVFS_ENOBUFS E(52) /* No buffer space available */ #define PVFS_ETIMEDOUT E(53) /* Connection timed out */ #define PVFS_ECONNREFUSED E(54) /* Connection refused */ #define PVFS_EHOSTDOWN E(55) /* Host is down */ #define PVFS_EHOSTUNREACH E(56) /* No route to host */ #define PVFS_EALREADY E(57) /* Operation already in progress */ #define PVFS_EACCES E(58) /* Access not allowed */ #define PVFS_ECONNRESET E(59) /* Connection reset by peer */ #define PVFS_ERANGE E(60) /* Math out of range or buf too small */ /***************** non-errno/pvfs2 specific error codes *****************/ #define PVFS_ECANCEL (1|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_EDEVINIT (2|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_EDETAIL (3|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_EHOSTNTFD (4|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_EADDRNTFD (5|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_ENORECVR (6|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_ETRYAGAIN (7|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_ENOTPVFS (8|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) #define PVFS_ESECURITY (9|(PVFS_NON_ERRNO_ERROR_BIT|PVFS_ERROR_BIT)) /* * NOTE: PLEASE DO NOT ARBITRARILY ADD NEW ERRNO ERROR CODES! * * IF YOU CHOOSE TO ADD A NEW ERROR CODE (DESPITE OUR PLEA), YOU ALSO * NEED TO INCREMENT PVFS_ERRNO MAX (BELOW) AND ADD A MAPPING TO A * UNIX ERRNO VALUE IN THE MACROS BELOW (USED IN * src/common/misc/errno-mapping.c and the kernel module) */ #define PVFS_ERRNO_MAX 61 #define PVFS_ERROR_BMI (1 << 7) /* BMI-specific error */ #define PVFS_ERROR_TROVE (2 << 7) /* Trove-specific error */ #define PVFS_ERROR_FLOW (3 << 7) #define PVFS_ERROR_SM (4 << 7) /* state machine specific error */ #define PVFS_ERROR_SCHED (5 << 7) #define PVFS_ERROR_CLIENT (6 << 7) #define PVFS_ERROR_DEV (7 << 7) /* device file interaction */ #define PVFS_ERROR_CLASS_BITS \ (PVFS_ERROR_BMI | \ PVFS_ERROR_TROVE | \ PVFS_ERROR_FLOW | \ PVFS_ERROR_SM | \ PVFS_ERROR_SCHED | \ PVFS_ERROR_CLIENT | \ PVFS_ERROR_DEV) #define DECLARE_ERRNO_MAPPING() \ __s32 PINT_errno_mapping[PVFS_ERRNO_MAX + 1] = { \ 0, /* leave this one empty */ \ EPERM, /* 1 */ \ ENOENT, \ EINTR, \ EIO, \ ENXIO, \ EBADF, \ EAGAIN, \ ENOMEM, \ EFAULT, \ EBUSY, /* 10 */ \ EEXIST, \ ENODEV, \ ENOTDIR, \ EISDIR, \ EINVAL, \ EMFILE, \ EFBIG, \ ENOSPC, \ EROFS, \ EMLINK, /* 20 */ \ EPIPE, \ EDEADLK, \ ENAMETOOLONG, \ ENOLCK, \ ENOSYS, \ ENOTEMPTY, \ ELOOP, \ EWOULDBLOCK, \ ENOMSG, \ EUNATCH, /* 30 */ \ EBADR, \ EDEADLOCK, \ ENODATA, \ ETIME, \ ENONET, \ EREMOTE, \ ECOMM, \ EPROTO, \ EBADMSG, \ EOVERFLOW, /* 40 */ \ ERESTART, \ EMSGSIZE, \ EPROTOTYPE, \ ENOPROTOOPT, \ EPROTONOSUPPORT, \ EOPNOTSUPP, \ EADDRINUSE, \ EADDRNOTAVAIL, \ ENETDOWN, \ ENETUNREACH, /* 50 */ \ ENETRESET, \ ENOBUFS, \ ETIMEDOUT, \ ECONNREFUSED, \ EHOSTDOWN, \ EHOSTUNREACH, \ EALREADY, \ EACCES, \ ECONNRESET, /* 59 */ \ ERANGE, \ 0 /* PVFS_ERRNO_MAX */ \ }; \ const char *PINT_non_errno_strerror_mapping[] = { \ "Success", /* 0 */ \ "Operation cancelled (possibly due to timeout)", \ "Device initialization failed", \ "Detailed per-server errors are available", \ "Unknown host", \ "No address associated with name", \ "Unknown server error", \ "Host name lookup failure", \ "Path contains non-PVFS elements", \ "Security error", \ }; \ __s32 PINT_non_errno_mapping[] = { \ 0, /* leave this one empty */ \ PVFS_ECANCEL, /* 1 */ \ PVFS_EDEVINIT, /* 2 */ \ PVFS_EDETAIL, /* 3 */ \ PVFS_EHOSTNTFD, /* 4 */ \ PVFS_EADDRNTFD, /* 5 */ \ PVFS_ENORECVR, /* 6 */ \ PVFS_ETRYAGAIN, /* 7 */ \ PVFS_ENOTPVFS, /* 8 */ \ PVFS_ESECURITY, /* 9 */ \ } /* * NOTE: PVFS_get_errno_mapping will convert a PVFS_ERROR_CODE to an * errno value. If the error code is a pvfs2 specific error code * (i.e. a PVFS_NON_ERRNO_ERROR_CODE), PVFS_get_errno_mapping will * return an index into the PINT_non_errno_strerror_mapping array which * can be used for getting the pvfs2 specific strerror message given * the error code. if the value is not a recognized error code, the * passed in value will be returned unchanged. */ #define DECLARE_ERRNO_MAPPING_AND_FN() \ extern __s32 PINT_errno_mapping[]; \ extern __s32 PINT_non_errno_mapping[]; \ extern const char *PINT_non_errno_strerror_mapping[]; \ __s32 PVFS_get_errno_mapping(__s32 error) \ { \ __s32 ret = error, mask = 0; \ __s32 positive = ((error > -1) ? 1 : 0); \ if (IS_PVFS_NON_ERRNO_ERROR((positive ? error : -error))) { \ mask = (PVFS_NON_ERRNO_ERROR_BIT | \ PVFS_ERROR_BIT | \ PVFS_ERROR_CLASS_BITS); \ ret = PVFS_NON_ERRNO_ERROR_CODE(((positive ? \ error : \ abs(error))) & \ ~mask); \ } \ else if (IS_PVFS_ERROR((positive ? error : -error))) { \ mask = (PVFS_ERROR_BIT | \ PVFS_ERROR_CLASS_BITS); \ ret = PINT_errno_mapping[PVFS_ERROR_CODE(((positive ? \ error : \ abs(error))) & \ ~mask)]; \ } \ return ret; \ } \ __s32 PVFS_errno_to_error(int err) \ { \ __s32 e = 0; \ \ for (; e < PVFS_ERRNO_MAX; ++e) \ if (PINT_errno_mapping[e] == err) \ return e | PVFS_ERROR_BIT; \ \ return err; \ } \ DECLARE_ERRNO_MAPPING() /* permission bits */ #define PVFS_O_EXECUTE (1 << 0) #define PVFS_O_WRITE (1 << 1) #define PVFS_O_READ (1 << 2) #define PVFS_G_EXECUTE (1 << 3) #define PVFS_G_WRITE (1 << 4) #define PVFS_G_READ (1 << 5) #define PVFS_U_EXECUTE (1 << 6) #define PVFS_U_WRITE (1 << 7) #define PVFS_U_READ (1 << 8) /* no PVFS_U_VTX (sticky bit) */ #define PVFS_G_SGID (1 << 10) #define PVFS_U_SUID (1 << 11) /* definition taken from stdint.h */ #define INT32_MAX (2147483647) #define PVFS_ITERATE_START (INT32_MAX - 1) #define PVFS_ITERATE_END (INT32_MAX - 2) #define PVFS_READDIR_START PVFS_ITERATE_START #define PVFS_READDIR_END PVFS_ITERATE_END #define PVFS_IMMUTABLE_FL FS_IMMUTABLE_FL #define PVFS_APPEND_FL FS_APPEND_FL #define PVFS_NOATIME_FL FS_NOATIME_FL #define PVFS_MIRROR_FL 0x01000000ULL #define PVFS_O_EXECUTE (1 << 0) #define PVFS_FS_ID_NULL ((__s32)0) #define PVFS_ATTR_SYS_UID (1 << 0) #define PVFS_ATTR_SYS_GID (1 << 1) #define PVFS_ATTR_SYS_PERM (1 << 2) #define PVFS_ATTR_SYS_ATIME (1 << 3) #define PVFS_ATTR_SYS_CTIME (1 << 4) #define PVFS_ATTR_SYS_MTIME (1 << 5) #define PVFS_ATTR_SYS_TYPE (1 << 6) #define PVFS_ATTR_SYS_ATIME_SET (1 << 7) #define PVFS_ATTR_SYS_MTIME_SET (1 << 8) #define PVFS_ATTR_SYS_SIZE (1 << 20) #define PVFS_ATTR_SYS_LNK_TARGET (1 << 24) #define PVFS_ATTR_SYS_DFILE_COUNT (1 << 25) #define PVFS_ATTR_SYS_DIRENT_COUNT (1 << 26) #define PVFS_ATTR_SYS_BLKSIZE (1 << 28) #define PVFS_ATTR_SYS_MIRROR_COPIES_COUNT (1 << 29) #define PVFS_ATTR_SYS_COMMON_ALL \ (PVFS_ATTR_SYS_UID | \ PVFS_ATTR_SYS_GID | \ PVFS_ATTR_SYS_PERM | \ PVFS_ATTR_SYS_ATIME | \ PVFS_ATTR_SYS_CTIME | \ PVFS_ATTR_SYS_MTIME | \ PVFS_ATTR_SYS_TYPE) #define PVFS_ATTR_SYS_ALL_SETABLE \ (PVFS_ATTR_SYS_COMMON_ALL-PVFS_ATTR_SYS_TYPE) #define PVFS_ATTR_SYS_ALL_NOHINT \ (PVFS_ATTR_SYS_COMMON_ALL | \ PVFS_ATTR_SYS_SIZE | \ PVFS_ATTR_SYS_LNK_TARGET | \ PVFS_ATTR_SYS_DFILE_COUNT | \ PVFS_ATTR_SYS_MIRROR_COPIES_COUNT | \ PVFS_ATTR_SYS_DIRENT_COUNT | \ PVFS_ATTR_SYS_BLKSIZE) #define PVFS_XATTR_REPLACE 0x2 #define PVFS_XATTR_CREATE 0x1 #define PVFS_MAX_SERVER_ADDR_LEN 256 #define PVFS_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 * PVFS_NAME_MAX, which it was the same value as, but no reason to let it * break if that changes in the future. */ #define PVFS_MAX_XATTR_NAMELEN PVFS_NAME_MAX /* Not the same as * XATTR_NAME_MAX defined * by */ #define PVFS_MAX_XATTR_VALUELEN 8192 /* Not the same as XATTR_SIZE_MAX * defined by */ #define PVFS_MAX_XATTR_LISTLEN 16 /* Not the same as XATTR_LIST_MAX * defined by */ /* * PVFS I/O operation types, used in both system and server interfaces. */ enum PVFS_io_type { PVFS_IO_READ = 1, PVFS_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 pvfs2_ds_type { PVFS_TYPE_NONE = 0, PVFS_TYPE_METAFILE = (1 << 0), PVFS_TYPE_DATAFILE = (1 << 1), PVFS_TYPE_DIRECTORY = (1 << 2), PVFS_TYPE_SYMLINK = (1 << 3), PVFS_TYPE_DIRDATA = (1 << 4), PVFS_TYPE_INTERNAL = (1 << 5) /* for the server's private use */ }; /* * PVFS_certificate simply stores a buffer with the buffer size. * The buffer can be converted to an OpenSSL X509 struct for use. */ struct PVFS_certificate { __u32 buf_size; unsigned char *buf; }; /* * A credential identifies a user and is signed by the client/user * private key. */ struct PVFS_credential { __u32 userid; /* user id */ __u32 num_groups; /* length of group_array */ __u32 *group_array; /* groups for which the user is a member */ char *issuer; /* alias of the issuing server */ __u64 timeout; /* seconds after epoch to time out */ __u32 sig_size; /* length of the signature in bytes */ unsigned char *signature; /* digital signature */ struct PVFS_certificate certificate; /* user certificate buffer */ }; #define extra_size_PVFS_credential (PVFS_REQ_LIMIT_GROUPS * \ sizeof(__u32) + \ PVFS_REQ_LIMIT_ISSUER + \ PVFS_REQ_LIMIT_SIGNATURE + \ extra_size_PVFS_certificate) /* This structure is used by the VFS-client interaction alone */ struct PVFS_keyval_pair { char key[PVFS_MAX_XATTR_NAMELEN]; __s32 key_sz; /* __s32 for portable, fixed-size structures */ __s32 val_sz; char val[PVFS_MAX_XATTR_VALUELEN]; }; /* pvfs2-sysint.h ***********************************************************/ /* Describes attributes for a file, directory, or symlink. */ struct PVFS_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 pvfs2_ds_type objtype; __u64 flags; __u32 mask; __s64 blksize; }; #define PVFS2_LOOKUP_LINK_NO_FOLLOW 0 #define PVFS2_LOOKUP_LINK_FOLLOW 1 /* pint-dev.h ***************************************************************/ /* parameter structure used in PVFS_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 *************************************************************/ #define PVFS_util_min(x1, x2) (((x1) > (x2)) ? (x2) : (x1)) __s32 PVFS_util_translate_mode(int mode); /* pvfs2-debug.h ************************************************************/ #include "pvfs2-debug.h" /* pvfs2-internal.h *********************************************************/ #define llu(x) (unsigned long long)(x) #define lld(x) (long long)(x) /* pint-dev-shared.h ********************************************************/ #define PVFS_DEV_MAGIC 'k' #define PVFS2_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 { PVFS_DEV_GET_MAGIC = _IOW(PVFS_DEV_MAGIC, DEV_GET_MAGIC, __s32), PVFS_DEV_GET_MAX_UPSIZE = _IOW(PVFS_DEV_MAGIC, DEV_GET_MAX_UPSIZE, __s32), PVFS_DEV_GET_MAX_DOWNSIZE = _IOW(PVFS_DEV_MAGIC, DEV_GET_MAX_DOWNSIZE, __s32), PVFS_DEV_MAP = _IO(PVFS_DEV_MAGIC, DEV_MAP), PVFS_DEV_REMOUNT_ALL = _IO(PVFS_DEV_MAGIC, DEV_REMOUNT_ALL), PVFS_DEV_DEBUG = _IOR(PVFS_DEV_MAGIC, DEV_DEBUG, __s32), PVFS_DEV_UPSTREAM = _IOW(PVFS_DEV_MAGIC, DEV_UPSTREAM, int), PVFS_DEV_CLIENT_MASK = _IOW(PVFS_DEV_MAGIC, DEV_CLIENT_MASK, struct dev_mask2_info_s), PVFS_DEV_CLIENT_STRING = _IOW(PVFS_DEV_MAGIC, DEV_CLIENT_STRING, char *), PVFS_DEV_MAXNR = DEV_MAX_NR, }; /* * version number for use in communicating between kernel space and user * space */ /* #define PVFS_KERNEL_PROTO_VERSION \ ((PVFS2_VERSION_MAJOR * 10000) + \ (PVFS2_VERSION_MINOR * 100) + \ PVFS2_VERSION_SUB) */ #define PVFS_KERNEL_PROTO_VERSION 0 /* * describes memory regions to map in the PVFS_DEV_MAP ioctl. * NOTE: See devpvfs2-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 PVFS_dev_map_desc { void *ptr; __s32 total_size; __s32 size; __s32 count; }; /* gossip.h *****************************************************************/ #ifdef GOSSIP_DISABLE_DEBUG #define gossip_debug(mask, format, f...) do {} while (0) #else extern __u64 gossip_debug_mask; extern struct client_debug_mask client_debug_mask; /* try to avoid function call overhead by checking masks in macro */ #define gossip_debug(mask, format, f...) \ do { \ if (gossip_debug_mask & mask) \ printk(format, ##f); \ } while (0) #endif /* GOSSIP_DISABLE_DEBUG */ /* do file and line number printouts w/ the GNU preprocessor */ #define gossip_ldebug(mask, format, f...) \ gossip_debug(mask, "%s: " format, __func__, ##f) #define gossip_err printk #define gossip_lerr(format, f...) \ gossip_err("%s line %d: " format, \ __FILE__, \ __LINE__, \ ##f)