#define PORTAL_MINOR 240
-struct nal_cmd_handler {
- nal_cmd_handler_fn *nch_handler;
- void *nch_private;
-};
-
-static struct nal_cmd_handler nal_cmd[NAL_MAX_NR + 1];
-static DECLARE_MUTEX(nal_cmd_sem);
+extern void (kping_client)(struct portal_ioctl_data *);
#ifdef PORTAL_DEBUG
void kportal_assertion_failed(char *expr, char *file, const char *func,
PORTAL_FREE(data, len);
}
-int
-libcfs_nal_cmd_register(int nal, nal_cmd_handler_fn *handler, void *private)
-{
- int rc = 0;
-
- CDEBUG(D_IOCTL, "Register NAL %d, handler: %p\n", nal, handler);
-
- if (nal > 0 && nal <= NAL_MAX_NR) {
- down(&nal_cmd_sem);
- if (nal_cmd[nal].nch_handler != NULL)
- rc = -EBUSY;
- else {
- nal_cmd[nal].nch_handler = handler;
- nal_cmd[nal].nch_private = private;
- }
- up(&nal_cmd_sem);
- }
- return rc;
-}
-EXPORT_SYMBOL(libcfs_nal_cmd_register);
-
-void
-libcfs_nal_cmd_unregister(int nal)
-{
- CDEBUG(D_IOCTL, "Unregister NAL %d\n", nal);
-
- LASSERT(nal > 0 && nal <= NAL_MAX_NR);
- LASSERT(nal_cmd[nal].nch_handler != NULL);
-
- down(&nal_cmd_sem);
- nal_cmd[nal].nch_handler = NULL;
- nal_cmd[nal].nch_private = NULL;
- up(&nal_cmd_sem);
-}
-EXPORT_SYMBOL(libcfs_nal_cmd_unregister);
-
-int
-libcfs_nal_cmd(struct portals_cfg *pcfg)
-{
- __u32 nal = pcfg->pcfg_nal;
- int rc = -EINVAL;
- ENTRY;
-
- down(&nal_cmd_sem);
- if (nal > 0 && nal <= NAL_MAX_NR &&
- nal_cmd[nal].nch_handler != NULL) {
- CDEBUG(D_IOCTL, "calling handler nal: %d, cmd: %d\n", nal,
- pcfg->pcfg_command);
- rc = nal_cmd[nal].nch_handler(pcfg, nal_cmd[nal].nch_private);
- }
- up(&nal_cmd_sem);
-
- RETURN(rc);
-}
-EXPORT_SYMBOL(libcfs_nal_cmd);
-
static DECLARE_RWSEM(ioctl_list_sem);
static LIST_HEAD(ioctl_list);
err = lwt_control (data->ioc_flags, data->ioc_misc);
break;
- case IOC_PORTAL_LWT_SNAPSHOT: {
- cycles_t now;
- int ncpu;
- int total_size;
-
- err = lwt_snapshot (&now, &ncpu, &total_size,
+ case IOC_PORTAL_LWT_SNAPSHOT:
+ err = lwt_snapshot (&data->ioc_nid,
+ &data->ioc_count, &data->ioc_misc,
data->ioc_pbuf1, data->ioc_plen1);
- data->ioc_nid = now;
- data->ioc_count = ncpu;
- data->ioc_misc = total_size;
-
if (err == 0 &&
copy_to_user((char *)arg, data, sizeof (*data)))
err = -EFAULT;
break;
- }
case IOC_PORTAL_LWT_LOOKUP_STRING:
err = lwt_lookup_string (&data->ioc_count, data->ioc_pbuf1,
err = -EFAULT;
break;
#endif
- case IOC_PORTAL_NAL_CMD: {
- struct portals_cfg pcfg;
-
- if (data->ioc_plen1 != sizeof(pcfg)) {
- CERROR("Bad ioc_plen1 %d (wanted %d)\n",
- data->ioc_plen1, sizeof(pcfg));
- err = -EINVAL;
- break;
- }
-
- if (copy_from_user(&pcfg, (void *)data->ioc_pbuf1,
- sizeof(pcfg))) {
- err = -EFAULT;
- break;
- }
-
- CDEBUG (D_IOCTL, "nal command nal %d cmd %d\n", pcfg.pcfg_nal,
- pcfg.pcfg_command);
- err = libcfs_nal_cmd(&pcfg);
-
- if (err == 0 &&
- copy_to_user((char *)data->ioc_pbuf1, &pcfg,
- sizeof (pcfg)))
- err = -EFAULT;
- break;
- }
-
case IOC_PORTAL_MEMHOG:
if (!capable (CAP_SYS_ADMIN))
err = -EPERM;