diff options
Diffstat (limited to 'sys/cam/cam_xpt.c')
-rw-r--r-- | sys/cam/cam_xpt.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/sys/cam/cam_xpt.c b/sys/cam/cam_xpt.c index 142195b..01025ff 100644 --- a/sys/cam/cam_xpt.c +++ b/sys/cam/cam_xpt.c @@ -2415,7 +2415,7 @@ xptsetasyncbusfunc(struct cam_eb *bus, void *arg) struct ccb_setasync *csa = (struct ccb_setasync *)arg; xpt_compile_path(&path, /*periph*/NULL, - bus->sim->path_id, + bus->path_id, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); xpt_setup_ccb(&cpi.ccb_h, &path, CAM_PRIORITY_NORMAL); @@ -3840,13 +3840,8 @@ xpt_bus_register(struct cam_sim *sim, device_t parent, u_int32_t bus) /* Couldn't satisfy request */ return (CAM_RESRC_UNAVAIL); } - if (strcmp(sim->sim_name, "xpt") != 0) { - sim->path_id = - xptpathid(sim->sim_name, sim->unit_number, sim->bus_id); - } TAILQ_INIT(&new_bus->et_entries); - new_bus->path_id = sim->path_id; cam_sim_hold(sim); new_bus->sim = sim; timevalclear(&new_bus->last_reset); @@ -3855,6 +3850,8 @@ xpt_bus_register(struct cam_sim *sim, device_t parent, u_int32_t bus) new_bus->generation = 0; xpt_lock_buses(); + sim->path_id = new_bus->path_id = + xptpathid(sim->sim_name, sim->unit_number, sim->bus_id); old_bus = TAILQ_FIRST(&xsoftc.xpt_busses); while (old_bus != NULL && old_bus->path_id < new_bus->path_id) @@ -3958,8 +3955,8 @@ xptnextfreepathid(void) path_id_t pathid; const char *strval; + mtx_assert(&xsoftc.xpt_topo_lock, MA_OWNED); pathid = 0; - xpt_lock_buses(); bus = TAILQ_FIRST(&xsoftc.xpt_busses); retry: /* Find an unoccupied pathid */ @@ -3968,7 +3965,6 @@ retry: pathid++; bus = TAILQ_NEXT(bus, links); } - xpt_unlock_buses(); /* * Ensure that this pathid is not reserved for @@ -3977,7 +3973,6 @@ retry: if (resource_string_value("scbus", pathid, "at", &strval) == 0) { ++pathid; /* Start the search over */ - xpt_lock_buses(); goto retry; } return (pathid); @@ -3993,6 +3988,8 @@ xptpathid(const char *sim_name, int sim_unit, int sim_bus) pathid = CAM_XPT_PATH_ID; snprintf(buf, sizeof(buf), "%s%d", sim_name, sim_unit); + if (strcmp(buf, "xpt0") == 0 && sim_bus == 0) + return (pathid); i = 0; while ((resource_find_match(&i, &dname, &dunit, "at", buf)) == 0) { if (strcmp(dname, "scbus")) { |