diff options
Diffstat (limited to 'drivers/staging/lustre/lustre/obdclass/lprocfs_status.c')
| -rw-r--r-- | drivers/staging/lustre/lustre/obdclass/lprocfs_status.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c index 333ac7d269b7..51fe15f5d687 100644 --- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c +++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c @@ -27,7 +27,7 @@ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * - * Copyright (c) 2011, 2012, Intel Corporation. + * Copyright (c) 2011, 2015, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -502,7 +502,7 @@ int lprocfs_rd_server_uuid(struct seq_file *m, void *data) obd2cli_tgt(obd), imp_state_name, imp->imp_deactive ? "\tDEACTIVATED" : ""); - LPROCFS_CLIMP_EXIT(obd); + up_read(&obd->u.cli.cl_sem); return 0; } @@ -526,7 +526,7 @@ int lprocfs_rd_conn_uuid(struct seq_file *m, void *data) else seq_puts(m, "<none>\n"); - LPROCFS_CLIMP_EXIT(obd); + up_read(&obd->u.cli.cl_sem); return 0; } @@ -665,15 +665,18 @@ int lprocfs_rd_import(struct seq_file *m, void *data) seq_printf(m, "%s%s", j ? ", " : "", nidstr); j++; } - libcfs_nid2str_r(imp->imp_connection->c_peer.nid, - nidstr, sizeof(nidstr)); + if (imp->imp_connection != NULL) + libcfs_nid2str_r(imp->imp_connection->c_peer.nid, + nidstr, sizeof(nidstr)); + else + strncpy(nidstr, "<none>", sizeof(nidstr)); seq_printf(m, "]\n" " current_connection: %s\n" " connection_attempts: %u\n" " generation: %u\n" " in-progress_invalidations: %u\n", - imp->imp_connection == NULL ? "<none>" : nidstr, + nidstr, imp->imp_conn_cnt, imp->imp_generation, atomic_read(&imp->imp_inval_count)); @@ -765,7 +768,7 @@ int lprocfs_rd_import(struct seq_file *m, void *data) } out_climp: - LPROCFS_CLIMP_EXIT(obd); + up_read(&obd->u.cli.cl_sem); return 0; } EXPORT_SYMBOL(lprocfs_rd_import); @@ -796,7 +799,7 @@ int lprocfs_rd_state(struct seq_file *m, void *data) ptlrpc_import_state_name(ish->ish_state)); } - LPROCFS_CLIMP_EXIT(obd); + up_read(&obd->u.cli.cl_sem); return 0; } EXPORT_SYMBOL(lprocfs_rd_state); @@ -857,7 +860,7 @@ int lprocfs_rd_timeouts(struct seq_file *m, void *data) lprocfs_at_hist_helper(m, &imp->imp_at.iat_service_estimate[i]); } - LPROCFS_CLIMP_EXIT(obd); + up_read(&obd->u.cli.cl_sem); return 0; } EXPORT_SYMBOL(lprocfs_rd_timeouts); @@ -876,7 +879,7 @@ int lprocfs_rd_connect_flags(struct seq_file *m, void *data) seq_printf(m, "flags=%#llx\n", flags); obd_connect_seq_flags2str(m, flags, "\n"); seq_printf(m, "\n"); - LPROCFS_CLIMP_EXIT(obd); + up_read(&obd->u.cli.cl_sem); return 0; } EXPORT_SYMBOL(lprocfs_rd_connect_flags); |