LU-1247 obdfilter: fix invalid check of precrate objects

[fs/lustre-release.git] / lustre / obdfilter / filter.c

diff --git a/lustre/obdfilter/filter.c b/lustre/obdfilter/filter.c
index ab8896f..75fd01b 100644 (file)
--- a/lustre/obdfilter/filter.c
+++ b/lustre/obdfilter/filter.c
@@ -1969,6 +1969,7 @@ int filter_common_setup(struct obd_device *obd, struct lustre_cfg* lcfg,
 {
         struct filter_obd *filter = &obd->u.filter;
         struct vfsmount *mnt;
+        struct file_system_type *type;
         struct lustre_mount_info *lmi;
         struct obd_uuid uuid;
         __u8 *uuid_ptr;
@@ -1993,9 +1994,14 @@ int filter_common_setup(struct obd_device *obd, struct lustre_cfg* lcfg,
         } else {
                 /* old path - used by lctl */
                 CERROR("Using old MDS mount method\n");
-                mnt = ll_kern_mount(lustre_cfg_string(lcfg, 2),
-                                    MS_NOATIME|MS_NODIRATIME,
-                                    lustre_cfg_string(lcfg, 1), option);
+                type = get_fs_type(lustre_cfg_string(lcfg, 2));
+                if (!type) {
+                        CERROR("get_fs_type failed\n");
+                        RETURN(-ENODEV);
+                }
+                mnt = vfs_kern_mount(type, MS_NOATIME|MS_NODIRATIME,
+                                     lustre_cfg_string(lcfg, 1), option);
+                cfs_module_put(type->owner);
                 if (IS_ERR(mnt)) {
                         rc = PTR_ERR(mnt);
                         LCONSOLE_ERROR_MSG(0x135, "Can't mount disk %s (%d)\n",
@@ -3674,7 +3680,7 @@ static int filter_handle_precreate(struct obd_export *exp, struct obdo *oa,
                 CDEBUG(D_HA, "filter_last_id() = "LPU64" -> diff = %d\n",
                        last, diff);
 
-                if (-diff > OST_MAX_PRECREATE) {
+                if (-diff > (OST_MAX_PRECREATE * 3) / 2) {
                         CERROR("%s: ignoring bogus orphan destroy request: "
                                "obdid "LPU64" last_id "LPU64"\n", obd->obd_name,
                                oa->o_id, last);
@@ -4763,7 +4769,6 @@ static struct obd_ops filter_obd_ops = {
         .o_create         = filter_create,
         .o_setattr        = filter_setattr,
         .o_destroy        = filter_destroy,
-        .o_brw            = filter_brw,
         .o_punch          = filter_truncate,
         .o_sync           = filter_sync,
         .o_preprw         = filter_preprw,