LU-4221 osd: add case LCFG_PARAM to osd_process_config

[fs/lustre-release.git] / lustre / osd-zfs / osd_handler.c

diff --git a/lustre/osd-zfs/osd_handler.c b/lustre/osd-zfs/osd_handler.c
index 77f4799..292b1a8 100644 (file)
--- a/lustre/osd-zfs/osd_handler.c
+++ b/lustre/osd-zfs/osd_handler.c
@@ -54,6 +54,7 @@
 #include <obd_class.h>
 #include <lustre_disk.h>
 #include <lustre_fid.h>
+#include <lustre_param.h>
 #include <md_object.h>
 
 #include "osd_internal.h"
@@ -745,21 +746,31 @@ static int osd_process_config(const struct lu_env *env,
                              struct lu_device *d, struct lustre_cfg *cfg)
 {
        struct osd_device       *o = osd_dev(d);
-       int                      err;
+       int                     rc;
        ENTRY;
 
        switch(cfg->lcfg_command) {
        case LCFG_SETUP:
-               err = osd_mount(env, o, cfg);
+               rc = osd_mount(env, o, cfg);
                break;
        case LCFG_CLEANUP:
-               err = osd_shutdown(env, o);
+               rc = osd_shutdown(env, o);
+               break;
+       case LCFG_PARAM: {
+               LASSERT(&o->od_dt_dev);
+               rc = class_process_proc_param(PARAM_OSD, lprocfs_osd_obd_vars,
+                                             cfg, &o->od_dt_dev);
+               if (rc > 0 || rc == -ENOSYS)
+                       rc = class_process_proc_param(PARAM_OST,
+                                                     lprocfs_osd_obd_vars,
+                                                     cfg, &o->od_dt_dev);
                break;
+       }
        default:
-               err = -ENOTTY;
+               rc = -ENOTTY;
        }
 
-       RETURN(err);
+       RETURN(rc);
 }
 
 static int osd_recovery_complete(const struct lu_env *env, struct lu_device *d)