#define __LIBCFS_IOCTL_H__
#define LIBCFS_IOCTL_VERSION 0x0001000a
+#define LIBCFS_IOCTL_VERSION2 0x0001000b
struct libcfs_ioctl_hdr {
__u32 ioc_len;
__u32 ioc_version;
};
+/** max size to copy from userspace */
+#define LIBCFS_IOC_DATA_MAX (128 * 1024)
+
struct libcfs_ioctl_data {
struct libcfs_ioctl_hdr ioc_hdr;
char *ioc_inlbuf2;
__u32 ioc_plen1; /* buffers in userspace */
- char *ioc_pbuf1;
+ char __user *ioc_pbuf1;
__u32 ioc_plen2; /* buffers in userspace */
- char *ioc_pbuf2;
+ char __user *ioc_pbuf2;
char ioc_bulk[0];
};
#define ioc_priority ioc_u32[0]
-
struct libcfs_debug_ioctl_data
{
struct libcfs_ioctl_hdr hdr;
data.ioc_hdr.ioc_len = sizeof(data); \
} while (0)
+#define LIBCFS_IOC_INIT_V2(data, hdr) \
+do { \
+ memset(&(data), 0, sizeof(data)); \
+ (data).hdr.ioc_version = LIBCFS_IOCTL_VERSION2; \
+ (data).hdr.ioc_len = sizeof(data); \
+} while (0)
+
+
#ifdef __KERNEL__
struct libcfs_ioctl_handler {
#define IOCTL_LIBCFS_TYPE long
/* ioctls for manipulating snapshots 30- */
-#define IOC_LIBCFS_TYPE 'e'
-#define IOC_LIBCFS_MIN_NR 30
+#define IOC_LIBCFS_TYPE ('e')
+#define IOC_LIBCFS_MIN_NR 30
/* libcfs ioctls */
#define IOC_LIBCFS_PANIC _IOWR('e', 30, IOCTL_LIBCFS_TYPE)
#define IOC_LIBCFS_CLEAR_DEBUG _IOWR('e', 31, IOCTL_LIBCFS_TYPE)
#define IOC_LIBCFS_MARK_DEBUG _IOWR('e', 32, IOCTL_LIBCFS_TYPE)
#define IOC_LIBCFS_MEMHOG _IOWR('e', 36, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_PING_TEST _IOWR('e', 37, IOCTL_LIBCFS_TYPE)
/* lnet ioctls */
-#define IOC_LIBCFS_GET_NI _IOWR('e', 50, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_FAIL_NID _IOWR('e', 51, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_ADD_ROUTE _IOWR('e', 52, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEL_ROUTE _IOWR('e', 53, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_ROUTE _IOWR('e', 54, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_NOTIFY_ROUTER _IOWR('e', 55, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_UNCONFIGURE _IOWR('e', 56, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_NI _IOWR('e', 50, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_FAIL_NID _IOWR('e', 51, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_NOTIFY_ROUTER _IOWR('e', 55, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_UNCONFIGURE _IOWR('e', 56, IOCTL_LIBCFS_TYPE)
#define IOC_LIBCFS_PORTALS_COMPATIBILITY _IOWR('e', 57, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_LNET_DIST _IOWR('e', 58, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_CONFIGURE _IOWR('e', 59, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_TESTPROTOCOMPAT _IOWR('e', 60, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_PING _IOWR('e', 61, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEBUG_PEER _IOWR('e', 62, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_LNETST _IOWR('e', 63, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_LNET_DIST _IOWR('e', 58, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_CONFIGURE _IOWR('e', 59, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_TESTPROTOCOMPAT _IOWR('e', 60, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_PING _IOWR('e', 61, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_DEBUG_PEER _IOWR('e', 62, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_LNETST _IOWR('e', 63, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_LNET_FAULT _IOWR('e', 64, IOCTL_LIBCFS_TYPE)
/* lnd ioctls */
-#define IOC_LIBCFS_REGISTER_MYNID _IOWR('e', 70, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_CLOSE_CONNECTION _IOWR('e', 71, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_PUSH_CONNECTION _IOWR('e', 72, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_CONN _IOWR('e', 73, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEL_PEER _IOWR('e', 74, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_ADD_PEER _IOWR('e', 75, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_PEER _IOWR('e', 76, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_TXDESC _IOWR('e', 77, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_ADD_INTERFACE _IOWR('e', 78, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEL_INTERFACE _IOWR('e', 79, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_INTERFACE _IOWR('e', 80, IOCTL_LIBCFS_TYPE)
-
-#define IOC_LIBCFS_MAX_NR 80
+#define IOC_LIBCFS_REGISTER_MYNID _IOWR('e', 70, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_CLOSE_CONNECTION _IOWR('e', 71, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_PUSH_CONNECTION _IOWR('e', 72, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_CONN _IOWR('e', 73, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_DEL_PEER _IOWR('e', 74, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_ADD_PEER _IOWR('e', 75, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_PEER _IOWR('e', 76, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_TXDESC _IOWR('e', 77, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_ADD_INTERFACE _IOWR('e', 78, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_DEL_INTERFACE _IOWR('e', 79, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_INTERFACE _IOWR('e', 80, IOCTL_LIBCFS_TYPE)
+
+
+/*
+ * DLC Speicif 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)
{
extern int libcfs_register_ioctl(struct libcfs_ioctl_handler *hand);
extern int libcfs_deregister_ioctl(struct libcfs_ioctl_handler *hand);
-extern int libcfs_ioctl_getdata(struct libcfs_ioctl_hdr *buf, __u32 buf_len,
- const void __user *arg);
-extern int libcfs_ioctl_getdata_len(const struct libcfs_ioctl_hdr __user *arg,
- __u32 *buf_len);
-extern int libcfs_ioctl_popdata(void *arg, void *buf, int size);
+extern int libcfs_ioctl_getdata(struct libcfs_ioctl_hdr **hdr_pp,
+ struct libcfs_ioctl_hdr __user *uparam);
+
+static inline int libcfs_ioctl_popdata(struct libcfs_ioctl_hdr *hdr,
+ struct libcfs_ioctl_hdr __user *uparam)
+{
+ if (copy_to_user(uparam, hdr, hdr->ioc_len))
+ return -EFAULT;
+ return 0;
+}
+
+static inline void libcfs_ioctl_freedata(struct libcfs_ioctl_hdr *hdr)
+{
+ LIBCFS_FREE(hdr, hdr->ioc_len);
+}
+
#endif
extern int libcfs_ioctl_data_adjust(struct libcfs_ioctl_data *data);
git://git.whamcloud.com / fs / lustre-release.git / blobdiff