X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fobdfilter%2Ffilter_internal.h;h=d3df199692f68845236d4ef9ed0fcbefd3f1af9e;hb=d022da725970a8903cafdfcb33fd0274e7d41ed2;hp=2cdf17713c9bc441e608c21d601e224f0f81924e;hpb=0521288fde9ed5862c1a01b0a884e91b8ad9841f;p=fs%2Flustre-release.git diff --git a/lustre/obdfilter/filter_internal.h b/lustre/obdfilter/filter_internal.h index 2cdf177..d3df199 100644 --- a/lustre/obdfilter/filter_internal.h +++ b/lustre/obdfilter/filter_internal.h @@ -1,5 +1,37 @@ /* -*- 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 _FILTER_INTERNAL_H @@ -8,7 +40,6 @@ #ifdef __KERNEL__ # include #endif -#include #include #include #include @@ -27,49 +58,41 @@ OBD_INCOMPAT_COMMON_LR) #define FILTER_GRANT_CHUNK (2ULL * PTLRPC_MAX_BRW_SIZE) +#define FILTER_GRANT_SHRINK_LIMIT (16ULL * FILTER_GRANT_CHUNK) #define GRANT_FOR_LLOG(obd) 16 -#define FILTER_RECOVERY_TIMEOUT (obd_timeout * 5 * HZ / 2) /* *waves hands* */ - extern struct file_operations filter_per_export_stats_fops; extern struct file_operations filter_per_nid_stats_fops; -/* Data stored per client in the last_rcvd file. In le32 order. */ -struct filter_client_data { - __u8 fcd_uuid[40]; /* client UUID */ - __u64 fcd_last_rcvd; /* last completed transaction ID */ - __u64 fcd_last_xid; /* client RPC xid for the last transaction */ - __u32 fcd_group; /* mds group */ - __u8 fcd_padding[LR_CLIENT_SIZE - 60]; -}; - /* Limit the returned fields marked valid to those that we actually might set */ #define FILTER_VALID_FLAGS (OBD_MD_FLTYPE | OBD_MD_FLMODE | OBD_MD_FLGENER |\ OBD_MD_FLSIZE | OBD_MD_FLBLOCKS | OBD_MD_FLBLKSZ|\ OBD_MD_FLATIME | OBD_MD_FLMTIME | OBD_MD_FLCTIME) -struct filter_fid { - struct ll_fid ff_fid; /* ff_fid.f_type == file stripe number */ - __u64 ff_objid; - __u64 ff_group; -}; - /* per-client-per-object persistent state (LRU) */ struct filter_mod_data { - struct list_head fmd_list; /* linked to fed_mod_list */ - __u64 fmd_id; /* object being written to */ - __u64 fmd_gr; /* group being written to */ - __u64 fmd_mactime_xid;/* xid highest {m,a,c}time setattr */ - unsigned long fmd_expire; /* jiffies when it should expire */ - int fmd_refcount; /* reference counter - list holds 1 */ + cfs_list_t fmd_list; /* linked to fed_mod_list */ + __u64 fmd_id; /* object being written to */ + __u64 fmd_gr; /* group being written to */ + __u64 fmd_mactime_xid;/* xid highest {m,a,c}time + * setattr */ + unsigned long fmd_expire; /* jiffies when it should expire */ + int fmd_refcount; /* reference counter, list holds 1 */ }; -#ifdef BGL_SUPPORT +#ifdef HAVE_BGL_SUPPORT #define FILTER_FMD_MAX_NUM_DEFAULT 128 /* many active files per client on BGL */ #else #define FILTER_FMD_MAX_NUM_DEFAULT 32 #endif -#define FILTER_FMD_MAX_AGE_DEFAULT ((obd_timeout + 10) * HZ) +/* Client cache seconds */ +#define FILTER_FMD_MAX_AGE_DEFAULT ((obd_timeout + 10) * CFS_HZ) + +#ifndef HAVE_PAGE_CONSTANT +#define mapping_cap_page_constant_write(mapping) 0 +#define SetPageConstant(page) do {} while (0) +#define ClearPageConstant(page) do {} while (0) +#endif struct filter_mod_data *filter_fmd_find(struct obd_export *exp, obd_id objid, obd_gr group); @@ -81,6 +104,11 @@ void filter_fmd_expire(struct obd_export *exp); enum { LPROC_FILTER_READ_BYTES = 0, LPROC_FILTER_WRITE_BYTES = 1, + LPROC_FILTER_GET_PAGE = 2, + LPROC_FILTER_NO_PAGE = 3, + LPROC_FILTER_CACHE_ACCESS = 4, + LPROC_FILTER_CACHE_HIT = 5, + LPROC_FILTER_CACHE_MISS = 6, LPROC_FILTER_LAST, }; @@ -93,7 +121,7 @@ enum { extern int *obdfilter_created_scratchpad; extern void target_recovery_fini(struct obd_device *obd); -extern void target_recovery_init(struct obd_device *obd, +extern void target_recovery_init(struct lu_target *lut, svc_handler_t handler); /* filter.c */ @@ -104,20 +132,20 @@ struct dentry *__filter_oa2dentry(struct obd_device *obd, struct obdo *oa, const char *what, int quiet); #define filter_oa2dentry(obd, oa) __filter_oa2dentry(obd, oa, __FUNCTION__, 0) -int filter_finish_transno(struct obd_export *, struct obd_trans_info *, int rc, - int force_sync); +int filter_finish_transno(struct obd_export *, struct inode *, + struct obd_trans_info *, int rc, int force_sync); __u64 filter_next_id(struct filter_obd *, struct obdo *); __u64 filter_last_id(struct filter_obd *, obd_gr group); int filter_update_fidea(struct obd_export *exp, struct inode *inode, void *handle, struct obdo *oa); int filter_update_server_data(struct obd_device *, struct file *, - struct lr_server_data *, int force_sync); + struct lr_server_data *); int filter_update_last_objid(struct obd_device *, obd_gr, int force_sync); int filter_common_setup(struct obd_device *, struct lustre_cfg *lcfg, void *option); int filter_destroy(struct obd_export *exp, struct obdo *oa, struct lov_stripe_md *md, struct obd_trans_info *, - struct obd_export *); + struct obd_export *, void *); int filter_setattr_internal(struct obd_export *exp, struct dentry *dentry, struct obdo *oa, struct obd_trans_info *oti); int filter_setattr(struct obd_export *exp, struct obd_info *oinfo, @@ -133,27 +161,29 @@ extern struct ldlm_valblock_ops filter_lvbo; /* filter_io.c */ int filter_preprw(int cmd, struct obd_export *, struct obdo *, int objcount, - struct obd_ioobj *, int niocount, struct niobuf_remote *, - struct niobuf_local *, struct obd_trans_info *, + struct obd_ioobj *, struct niobuf_remote *, + int *, struct niobuf_local *, struct obd_trans_info *, struct lustre_capa *); int filter_commitrw(int cmd, struct obd_export *, struct obdo *, int objcount, - struct obd_ioobj *, int niocount, struct niobuf_local *, - struct obd_trans_info *, int rc); + struct obd_ioobj *, struct niobuf_remote *, int, + struct niobuf_local *, struct obd_trans_info *, int rc); int filter_brw(int cmd, struct obd_export *, struct obd_info *oinfo, obd_count oa_bufs, struct brw_page *pga, struct obd_trans_info *); -void flip_into_page_cache(struct inode *inode, struct page *new_page); +void filter_release_cache(struct obd_device *, struct obd_ioobj *, + struct niobuf_remote *, struct inode *); /* filter_io_*.c */ struct filter_iobuf; int filter_commitrw_write(struct obd_export *exp, struct obdo *oa, int objcount, - struct obd_ioobj *obj, int niocount, + struct obd_ioobj *obj, struct niobuf_remote *, int, struct niobuf_local *res, struct obd_trans_info *oti, int rc); obd_size filter_grant_space_left(struct obd_export *exp); long filter_grant(struct obd_export *exp, obd_size current_grant, - obd_size want, obd_size fs_space_left); + obd_size want, obd_size fs_space_left, int conservative); void filter_grant_commit(struct obd_export *exp, int niocount, struct niobuf_local *res); +void filter_grant_incoming(struct obd_export *exp, struct obdo *oa); struct filter_iobuf *filter_alloc_iobuf(struct filter_obd *, int rw, int num_pages); void filter_free_iobuf(struct filter_iobuf *iobuf); @@ -201,15 +231,11 @@ static void lprocfs_filter_init_vars(struct lprocfs_static_vars *lvars) /* Quota stuff */ extern quota_interface_t *filter_quota_interface_ref; -/* Capability */ -static inline __u64 obdo_mdsno(struct obdo *oa) -{ - return oa->o_gr - FILTER_GROUP_MDS0; -} - int filter_update_capa_key(struct obd_device *obd, struct lustre_capa_key *key); -int filter_auth_capa(struct obd_export *exp, struct lu_fid *fid, __u64 mdsid, +int filter_auth_capa(struct obd_export *exp, struct lu_fid *fid, obd_gr group, struct lustre_capa *capa, __u64 opc); +int filter_capa_fixoa(struct obd_export *exp, struct obdo *oa, obd_gr group, + struct lustre_capa *capa); void filter_free_capa_keys(struct filter_obd *filter); void blacklist_add(uid_t uid);