diff options
Diffstat (limited to 'drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h')
| -rw-r--r-- | drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h | 61 |
1 files changed, 39 insertions, 22 deletions
diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h index 485ab2670918..5ca99bd6f4e9 100644 --- a/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h +++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h @@ -41,11 +41,16 @@ #ifndef __LIBCFS_IOCTL_H__ #define __LIBCFS_IOCTL_H__ -#define LIBCFS_IOCTL_VERSION 0x0001000a +#define LIBCFS_IOCTL_VERSION 0x0001000a +#define LIBCFS_IOCTL_VERSION2 0x0001000b -struct libcfs_ioctl_data { +struct libcfs_ioctl_hdr { __u32 ioc_len; __u32 ioc_version; +}; + +struct libcfs_ioctl_data { + struct libcfs_ioctl_hdr ioc_hdr; __u64 ioc_nid; __u64 ioc_u64[1]; @@ -61,20 +66,15 @@ struct libcfs_ioctl_data { char *ioc_inlbuf2; __u32 ioc_plen1; /* buffers in userspace */ - char *ioc_pbuf1; + void __user *ioc_pbuf1; __u32 ioc_plen2; /* buffers in userspace */ - char *ioc_pbuf2; + void __user *ioc_pbuf2; char ioc_bulk[0]; }; #define ioc_priority ioc_u32[0] -struct libcfs_ioctl_hdr { - __u32 ioc_len; - __u32 ioc_version; -}; - struct libcfs_debug_ioctl_data { struct libcfs_ioctl_hdr hdr; unsigned int subs; @@ -90,7 +90,7 @@ do { \ struct libcfs_ioctl_handler { struct list_head item; - int (*handle_ioctl)(unsigned int cmd, struct libcfs_ioctl_data *data); + int (*handle_ioctl)(unsigned int cmd, struct libcfs_ioctl_hdr *hdr); }; #define DECLARE_IOCTL_HANDLER(ident, func) \ @@ -102,7 +102,6 @@ struct libcfs_ioctl_handler { /* FIXME check conflict with lustre_lib.h */ #define LIBCFS_IOC_DEBUG_MASK _IOWR('f', 250, long) -/* ioctls for manipulating snapshots 30- */ #define IOC_LIBCFS_TYPE 'e' #define IOC_LIBCFS_MIN_NR 30 /* libcfs ioctls */ @@ -113,18 +112,16 @@ struct libcfs_ioctl_handler { /* lnet ioctls */ #define IOC_LIBCFS_GET_NI _IOWR('e', 50, long) #define IOC_LIBCFS_FAIL_NID _IOWR('e', 51, long) -#define IOC_LIBCFS_ADD_ROUTE _IOWR('e', 52, long) -#define IOC_LIBCFS_DEL_ROUTE _IOWR('e', 53, long) -#define IOC_LIBCFS_GET_ROUTE _IOWR('e', 54, long) #define IOC_LIBCFS_NOTIFY_ROUTER _IOWR('e', 55, long) #define IOC_LIBCFS_UNCONFIGURE _IOWR('e', 56, long) -#define IOC_LIBCFS_PORTALS_COMPATIBILITY _IOWR('e', 57, long) +/* #define IOC_LIBCFS_PORTALS_COMPATIBILITY _IOWR('e', 57, long) */ #define IOC_LIBCFS_LNET_DIST _IOWR('e', 58, long) #define IOC_LIBCFS_CONFIGURE _IOWR('e', 59, long) #define IOC_LIBCFS_TESTPROTOCOMPAT _IOWR('e', 60, long) #define IOC_LIBCFS_PING _IOWR('e', 61, long) -#define IOC_LIBCFS_DEBUG_PEER _IOWR('e', 62, long) +/* #define IOC_LIBCFS_DEBUG_PEER _IOWR('e', 62, long) */ #define IOC_LIBCFS_LNETST _IOWR('e', 63, long) +#define IOC_LIBCFS_LNET_FAULT _IOWR('e', 64, long) /* lnd ioctls */ #define IOC_LIBCFS_REGISTER_MYNID _IOWR('e', 70, long) #define IOC_LIBCFS_CLOSE_CONNECTION _IOWR('e', 71, long) @@ -138,7 +135,25 @@ struct libcfs_ioctl_handler { #define IOC_LIBCFS_DEL_INTERFACE _IOWR('e', 79, long) #define IOC_LIBCFS_GET_INTERFACE _IOWR('e', 80, long) -#define IOC_LIBCFS_MAX_NR 80 +/* + * DLC Specific IOCTL numbers. + * In order to maintain backward compatibility with any possible external + * tools which might be accessing the IOCTL numbers, a new group of IOCTL + * number have been allocated. + */ +#define IOCTL_CONFIG_SIZE struct lnet_ioctl_config_data +#define IOC_LIBCFS_ADD_ROUTE _IOWR(IOC_LIBCFS_TYPE, 81, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_DEL_ROUTE _IOWR(IOC_LIBCFS_TYPE, 82, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_GET_ROUTE _IOWR(IOC_LIBCFS_TYPE, 83, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_ADD_NET _IOWR(IOC_LIBCFS_TYPE, 84, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_DEL_NET _IOWR(IOC_LIBCFS_TYPE, 85, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_GET_NET _IOWR(IOC_LIBCFS_TYPE, 86, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_CONFIG_RTR _IOWR(IOC_LIBCFS_TYPE, 87, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_ADD_BUF _IOWR(IOC_LIBCFS_TYPE, 88, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_GET_BUF _IOWR(IOC_LIBCFS_TYPE, 89, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_GET_PEER_INFO _IOWR(IOC_LIBCFS_TYPE, 90, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_GET_LNET_STATS _IOWR(IOC_LIBCFS_TYPE, 91, IOCTL_CONFIG_SIZE) +#define IOC_LIBCFS_MAX_NR 91 static inline int libcfs_ioctl_packlen(struct libcfs_ioctl_data *data) { @@ -149,9 +164,9 @@ static inline int libcfs_ioctl_packlen(struct libcfs_ioctl_data *data) return len; } -static inline int libcfs_ioctl_is_invalid(struct libcfs_ioctl_data *data) +static inline bool libcfs_ioctl_is_invalid(struct libcfs_ioctl_data *data) { - if (data->ioc_len > (1<<30)) { + if (data->ioc_hdr.ioc_len > (1 << 30)) { CERROR("LIBCFS ioctl: ioc_len larger than 1<<30\n"); return 1; } @@ -187,7 +202,7 @@ static inline int libcfs_ioctl_is_invalid(struct libcfs_ioctl_data *data) CERROR("LIBCFS ioctl: plen2 nonzero but no pbuf2 pointer\n"); return 1; } - if ((__u32)libcfs_ioctl_packlen(data) != data->ioc_len) { + if ((__u32)libcfs_ioctl_packlen(data) != data->ioc_hdr.ioc_len) { CERROR("LIBCFS ioctl: packlen != ioc_len\n"); return 1; } @@ -207,7 +222,9 @@ static inline int libcfs_ioctl_is_invalid(struct libcfs_ioctl_data *data) int libcfs_register_ioctl(struct libcfs_ioctl_handler *hand); int libcfs_deregister_ioctl(struct libcfs_ioctl_handler *hand); -int libcfs_ioctl_getdata(char *buf, char *end, void *arg); -int libcfs_ioctl_popdata(void *arg, void *buf, int size); +int libcfs_ioctl_getdata_len(const struct libcfs_ioctl_hdr __user *arg, + __u32 *buf_len); +int libcfs_ioctl_popdata(void __user *arg, void *buf, int size); +int libcfs_ioctl_data_adjust(struct libcfs_ioctl_data *data); #endif /* __LIBCFS_IOCTL_H__ */ |