X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fost%2Fost_internal.h;h=6ce5988b7d368a0e44a13b635471031ceae28fc3;hb=606da8cf53e033c73184b8e5532464534f8512e8;hp=ecc977aec3eb2d2ab32021f703fcc80446fd860c;hpb=1c359423c13c02974fee7cdd35f6599f022f8f4b;p=fs%2Flustre-release.git diff --git a/lustre/ost/ost_internal.h b/lustre/ost/ost_internal.h index ecc977ae..6ce5988 100644 --- a/lustre/ost/ost_internal.h +++ b/lustre/ost/ost_internal.h @@ -1,15 +1,43 @@ /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: + * + * GPL HEADER START + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 only, + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License version 2 for more details (a copy is included + * in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; If not, see + * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + * GPL HEADER END + */ +/* + * Copyright 2008 Sun Microsystems, Inc. All rights reserved + * Use is subject to license terms. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. */ #ifndef OST_INTERNAL_H #define OST_INTERNAL_H -#ifdef LPROCFS -extern void ost_print_req(void *seq_file, struct ptlrpc_request *req); -#else -# define ost_print_req NULL -#endif +#define OSS_SERVICE_WATCHDOG_FACTOR 2 /* * tunables for per-thread page pool (bug 5137) @@ -28,16 +56,27 @@ struct ptlrpc_request; */ struct ost_thread_local_cache { /* - * pool of pages and nio buffers used by write-path + * pool of nio buffers used by write-path */ - struct page *page [OST_THREAD_POOL_SIZE]; - struct niobuf_local local [OST_THREAD_POOL_SIZE]; - struct niobuf_remote remote[OST_THREAD_POOL_SIZE]; + struct niobuf_local local[OST_THREAD_POOL_SIZE]; + unsigned int temporary:1; }; struct ost_thread_local_cache *ost_tls(struct ptlrpc_request *r); +#define OSS_MIN_CREATE_THREADS 2UL +#define OSS_MAX_CREATE_THREADS 16UL + /* Quota stuff */ extern quota_interface_t *quota_interface; +#ifdef LPROCFS +void lprocfs_ost_init_vars(struct lprocfs_static_vars *lvars); +#else +static void lprocfs_ost_init_vars(struct lprocfs_static_vars *lvars) +{ + memset(lvars, 0, sizeof(*lvars)); +} +#endif + #endif /* OST_INTERNAL_H */