static int mdt_statfs(struct mdt_thread_info *info)
{
- struct ptlrpc_request *req = mdt_info_req(info);
- struct md_device *next = info->mti_mdt->mdt_child;
- struct ptlrpc_service *svc;
- struct obd_statfs *osfs;
- int rc;
+ struct ptlrpc_request *req = mdt_info_req(info);
+ struct md_device *next = info->mti_mdt->mdt_child;
+ struct ptlrpc_service_part *svcpt;
+ struct obd_statfs *osfs;
+ int rc;
- ENTRY;
+ ENTRY;
- svc = info->mti_pill->rc_req->rq_rqbd->rqbd_service;
+ svcpt = info->mti_pill->rc_req->rq_rqbd->rqbd_svcpt;
- /* This will trigger a watchdog timeout */
- OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_STATFS_LCW_SLEEP,
- (MDT_SERVICE_WATCHDOG_FACTOR *
- at_get(&svc->srv_at_estimate)) + 1);
+ /* This will trigger a watchdog timeout */
+ OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_STATFS_LCW_SLEEP,
+ (MDT_SERVICE_WATCHDOG_FACTOR *
+ at_get(&svcpt->scp_at_estimate)) + 1);
rc = mdt_check_ucred(info);
if (rc)
CERROR("readlink failed: %d\n", rc);
rc = -EFAULT;
} else {
- if (OBD_FAIL_CHECK(OBD_FAIL_MDS_READLINK_EPROTO))
- rc -= 2;
- repbody->valid |= OBD_MD_LINKNAME;
- /* we need to report back size with NULL-terminator
- * because client expects that */
- repbody->eadatasize = rc + 1;
- if (repbody->eadatasize != reqbody->eadatasize)
- CERROR("Read shorter link %d than expected "
- "%d\n", rc, reqbody->eadatasize - 1);
- /* NULL terminate */
- ((char*)ma->ma_lmm)[rc] = 0;
- CDEBUG(D_INODE, "symlink dest %s, len = %d\n",
- (char*)ma->ma_lmm, rc);
- rc = 0;
+ int print_limit = min_t(int, CFS_PAGE_SIZE - 128, rc);
+
+ if (OBD_FAIL_CHECK(OBD_FAIL_MDS_READLINK_EPROTO))
+ rc -= 2;
+ repbody->valid |= OBD_MD_LINKNAME;
+ /* we need to report back size with NULL-terminator
+ * because client expects that */
+ repbody->eadatasize = rc + 1;
+ if (repbody->eadatasize != reqbody->eadatasize)
+ CERROR("Read shorter symlink %d, expected %d\n",
+ rc, reqbody->eadatasize - 1);
+ /* NULL terminate */
+ ((char *)ma->ma_lmm)[rc] = 0;
+
+ /* If the total CDEBUG() size is larger than a page, it
+ * will print a warning to the console, avoid this by
+ * printing just the last part of the symlink. */
+ CDEBUG(D_INODE, "symlink dest %s%.*s, len = %d\n",
+ print_limit < rc ? "..." : "", print_limit,
+ (char *)ma->ma_lmm + rc - print_limit, rc);
+ rc = 0;
}
}
RETURN(0);
rc = lut_client_alloc(exp);
- if (rc == 0)
- rc = ldlm_init_export(exp);
if (rc)
- CERROR("%s: Error %d while initializing export\n",
- exp->exp_obd->obd_name, rc);
+ GOTO(err, rc);
+
+ rc = ldlm_init_export(exp);
+ if (rc)
+ GOTO(err_free, rc);
+
RETURN(rc);
+
+err_free:
+ lut_client_free(exp);
+err:
+ CERROR("%s: Error %d while initializing export\n",
+ exp->exp_obd->obd_name, rc);
+ return rc;
}
static int mdt_destroy_export(struct obd_export *exp)