X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Finclude%2Flinux%2Flustre_fsfilt.h;h=94fc528dbe680716fbc30cf0deb881591f34ae22;hb=cdd074330a08c1ec0f4701aaa685447ca1576e9f;hp=5c3f9c5674fe5a3700aa272388aad4608026a771;hpb=4801dab391279a180ac7601424f79298bdbd0fb3;p=fs%2Flustre-release.git diff --git a/lustre/include/linux/lustre_fsfilt.h b/lustre/include/linux/lustre_fsfilt.h index 5c3f9c5..94fc528 100644 --- a/lustre/include/linux/lustre_fsfilt.h +++ b/lustre/include/linux/lustre_fsfilt.h @@ -1,169 +1,74 @@ -/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- - * vim:expandtab:shiftwidth=8:tabstop=8: +/* + * GPL HEADER START * - * Copyright (C) 2001-2004 Cluster File Systems, Inc. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * - * This file is part of Lustre, http://www.lustre.org. + * 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. * - * Lustre is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License 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). * - * Lustre 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 for more details. + * 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 * - * You should have received a copy of the GNU General Public License - * along with Lustre; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * 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. * - * Filesystem interface helper. + * GPL HEADER END + */ +/* + * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. + * Use is subject to license terms. + * + * Copyright (c) 2012, Intel Corporation. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. + * + * lustre/include/linux/lustre_fsfilt.h * + * Filesystem interface helper. */ +#ifndef _LINUX_LUSTRE_FSFILT_H +#define _LINUX_LUSTRE_FSFILT_H + #ifndef _LUSTRE_FSFILT_H -#define _LUSTRE_FSFILT_H +#error Do not #include this file directly. #include instead +#endif #ifdef __KERNEL__ -#include -#include -#include +#include +#include typedef void (*fsfilt_cb_t)(struct obd_device *obd, __u64 last_rcvd, void *data, int error); -struct fsfilt_objinfo { - struct dentry *fso_dentry; - int fso_bufcnt; -}; - struct fsfilt_operations { - struct list_head fs_list; - struct module *fs_owner; + cfs_list_t fs_list; + cfs_module_t *fs_owner; char *fs_type; + char *(* fs_getlabel)(struct super_block *sb); void *(* fs_start)(struct inode *inode, int op, void *desc_private, int logs); - void *(* fs_brw_start)(int objcount, struct fsfilt_objinfo *fso, - int niocount, struct niobuf_local *nb, - void *desc_private, int logs); - int (* fs_commit)(struct super_block *sb, struct inode *inode, - void *handle,int force_sync); - int (* fs_commit_async)(struct inode *inode, void *handle, - void **wait_handle); - int (* fs_commit_wait)(struct inode *inode, void *handle); - int (* fs_setattr)(struct dentry *dentry, void *handle, - struct iattr *iattr, int do_trunc); - int (* fs_iocontrol)(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg); - int (* fs_set_md)(struct inode *inode, void *handle, void *md, - int size); - int (* fs_get_md)(struct inode *inode, void *md, int size); - - /* this method is needed to make IO operation fsfilt nature depend. */ -#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) - int (* fs_send_bio)(struct inode *inode, struct bio *bio); -#else - int (* fs_send_bio)(struct inode *inode, struct kiobuf *bio); -#endif - - /* methods for getting page from backing fs and putting page there - * during IO. Used on OST. */ - int (* fs_putpage)(struct inode *inode, struct page *page); - struct page *(* fs_getpage)(struct inode *inode, long int index); - - ssize_t (* fs_readpage)(struct file *file, char *buf, size_t count, - loff_t *offset); - int (* fs_add_journal_cb)(struct obd_device *obd, struct super_block *sb, - __u64 last_rcvd, void *handle, fsfilt_cb_t cb_func, - void *cb_data); - int (* fs_statfs)(struct super_block *sb, struct obd_statfs *osfs); - int (* fs_sync)(struct super_block *sb); + int (* fs_commit)(struct inode *inode, void *handle,int force_sync); int (* fs_map_inode_pages)(struct inode *inode, struct page **page, int pages, unsigned long *blocks, int *created, int create, - struct semaphore *sem); - int (* fs_prep_san_write)(struct inode *inode, long *blocks, - int nblocks, loff_t newsize); + struct mutex *sem); int (* fs_write_record)(struct file *, void *, int size, loff_t *, int force_sync); int (* fs_read_record)(struct file *, void *, int size, loff_t *); - int (* fs_setup)(struct obd_device *, struct super_block *); - - int (* fs_post_setup)(struct obd_device *obd, struct vfsmount *mnt, - struct dentry *dentry); - int (* fs_post_cleanup)(struct obd_device *obd, struct vfsmount *mnt); - int (* fs_get_reint_log_ctxt)(struct super_block *sb, - struct llog_ctxt **ctxt); - int (* fs_set_fs_flags)(struct inode *inode, int flags); - int (* fs_clear_fs_flags)(struct inode *inode, int flags); - int (* fs_set_ost_flags)(struct super_block *sb); - int (* fs_set_mds_flags)(struct super_block *sb); - int (* fs_precreate_rec)(struct dentry *dentry, int *num, - struct obdo *oa); - int (* fs_set_xattr)(struct inode *inode, void *handle, char *name, - void *buffer, int buffer_size); - int (* fs_get_xattr)(struct inode *inode, char *name, - void *buffer, int buffer_size); - - int (* fs_init_extents_ea)(struct inode *inode); - int (* fs_insert_extents_ea)(struct inode *inode, unsigned long from, - unsigned long num); - int (* fs_do_write_cow)(struct dentry *dentry, void *extents, int nexts); - int (* fs_write_extents)(struct dentry *dentry, - unsigned long offset, unsigned long blks); - int (* fs_get_fs_flags)(struct dentry *dentry); - int (* fs_remove_extents_ea)(struct inode *inode, unsigned long from, - unsigned long num); - int (* fs_get_ino_write_extents)(struct super_block *sb, ino_t ino, - char **pbuf, int *size); - int (* fs_free_write_extents)(struct super_block *sb, ino_t ino, - char *pbuf, int size); - int (* fs_get_inode_write_extents)(struct inode *inode, char **pbuf, - int *size); - int (* fs_get_write_extents_num)(struct inode *inode, int* size); - - int (* fs_get_op_len)(int, struct fsfilt_objinfo *, int); - int (* fs_add_dir_entry)(struct obd_device *, struct dentry *, - char *, int, unsigned long, unsigned long, - unsigned); - int (* fs_del_dir_entry)(struct obd_device *, struct dentry *); - /*snap operations*/ - int (* fs_is_redirector)(struct inode *inode); - int (* fs_is_indirect)(struct inode *inode); - - struct inode * (* fs_create_indirect)(struct inode *pri, int index, - unsigned int gen, - struct inode *parent, - int del); - struct inode * (* fs_get_indirect)(struct inode *pri, int *table, - int slot); - ino_t (* fs_get_indirect_ino)(struct super_block *sb, ino_t pri, - int index); - int (* fs_destroy_indirect)(struct inode *pri, int index, - struct inode *next_ind); - int (* fs_restore_indirect)(struct inode *pri, int index); - int (* fs_iterate)(struct super_block *sb, - int (*repeat)(struct inode *inode, void *priv), - struct inode **start, void *priv, int flag); - int (* fs_copy_block)(struct inode *dst, struct inode *src, - int blk); - int (* fs_set_indirect)(struct inode *pri, int index, - ino_t ind_ino, ino_t parent_ino); - int (* fs_snap_feature)(struct super_block *sb, int feature, - int op); - int (* fs_set_snap_info)(struct inode *inode, void* key, - __u32 keylen, void *val, __u32 *vallen); - int (* fs_get_snap_info)(struct inode *inode, void* key, - __u32 keylen, void *val, __u32 *vallen); - int (* fs_set_snap_item)(struct super_block *sb, char *name); - int (* fs_read_dotsnap_dir_page)(struct file *file, char *buf, - size_t count, loff_t *ppos); - int (* fs_dir_ent_size)(char *name); - int (* fs_set_dir_ent)(struct super_block *sb, char *name, - char *buf, int buf_off, int nlen, - size_t count); + int (* fs_setup)(struct super_block *sb); }; extern int fsfilt_register_ops(struct fsfilt_operations *fs_ops); @@ -171,135 +76,58 @@ extern void fsfilt_unregister_ops(struct fsfilt_operations *fs_ops); extern struct fsfilt_operations *fsfilt_get_ops(const char *type); extern void fsfilt_put_ops(struct fsfilt_operations *fs_ops); -#define FSFILT_OP_UNLINK 1 -#define FSFILT_OP_RMDIR 2 -#define FSFILT_OP_RENAME 3 -#define FSFILT_OP_CREATE 4 -#define FSFILT_OP_MKDIR 5 -#define FSFILT_OP_SYMLINK 6 -#define FSFILT_OP_MKNOD 7 -#define FSFILT_OP_SETATTR 8 -#define FSFILT_OP_LINK 9 -#define FSFILT_OP_CANCEL_UNLINK 10 -#define FSFILT_OP_NOOP 15 - -/* XXX BUG 3188 -- must return to one set of opcodes */ -#define KML_UNLINK 0x11 -#define KML_RMDIR 0x12 -#define KML_RENAME 0x13 -#define KML_CREATE 0x14 -#define KML_MKDIR 0x15 -#define KML_SYMLINK 0x16 -#define KML_MKNOD 0x17 -#define KML_LINK 0x19 - -#define CACHE_UNLINK 0x21 -#define CACHE_RMDIR 0x22 -#define CACHE_RENAME 0x23 -#define CACHE_CREATE 0x24 -#define CACHE_MKDIR 0x25 -#define CACHE_SYMLINK 0x26 -#define CACHE_MKNOD 0x27 -#define CACHE_LINK 0x29 -#define CACHE_NOOP 0x2f - -#define KML_CACHE_UNLINK 0x31 -#define KML_CACHE_RMDIR 0x32 -#define KML_CACHE_RENAME 0x33 -#define KML_CACHE_CREATE 0x34 -#define KML_CACHE_MKDIR 0x35 -#define KML_CACHE_SYMLINK 0x36 -#define KML_CACHE_MKNOD 0x37 -#define KML_CACHE_LINK 0x39 -#define KML_CACHE_NOOP 0x3f - -/*for fsfilt set md ea*/ -#define LMV_EA 1 -#define LOV_EA 0 - -static inline void * -fsfilt_start_ops(struct fsfilt_operations *ops, struct inode *inode, - int op, struct obd_trans_info *oti, int logs) +static inline char *fsfilt_get_label(struct obd_device *obd, + struct super_block *sb) +{ + if (obd->obd_fsops->fs_getlabel == NULL) + return NULL; + if (obd->obd_fsops->fs_getlabel(sb)[0] == '\0') + return NULL; + + return obd->obd_fsops->fs_getlabel(sb); +} + +#define FSFILT_OP_UNLINK 1 +#define FSFILT_OP_RMDIR 2 +#define FSFILT_OP_RENAME 3 +#define FSFILT_OP_CREATE 4 +#define FSFILT_OP_MKDIR 5 +#define FSFILT_OP_SYMLINK 6 +#define FSFILT_OP_MKNOD 7 +#define FSFILT_OP_SETATTR 8 +#define FSFILT_OP_LINK 9 +#define FSFILT_OP_CANCEL_UNLINK 10 + +#define __fsfilt_check_slow(obd, start, msg) \ +do { \ + if (cfs_time_before(jiffies, start + 15 * CFS_HZ)) \ + break; \ + else if (cfs_time_before(jiffies, start + 30 * CFS_HZ)) \ + CDEBUG(D_VFSTRACE, "%s: slow %s %lus\n", obd->obd_name, \ + msg, (jiffies-start) / CFS_HZ); \ + else if (cfs_time_before(jiffies, start + DISK_TIMEOUT * CFS_HZ)) \ + CWARN("%s: slow %s %lus\n", obd->obd_name, msg, \ + (jiffies - start) / CFS_HZ); \ + else \ + CERROR("%s: slow %s %lus\n", obd->obd_name, msg, \ + (jiffies - start) / CFS_HZ); \ +} while (0) + +#define fsfilt_check_slow(obd, start, msg) \ +do { \ + __fsfilt_check_slow(obd, start, msg); \ + start = jiffies; \ +} while (0) + +static inline void *fsfilt_start_log(struct obd_device *obd, + struct inode *inode, int op, + struct obd_trans_info *oti, int logs) { unsigned long now = jiffies; void *parent_handle = oti ? oti->oti_handle : NULL; - void *handle = ops->fs_start(inode, op, parent_handle, logs); - CDEBUG(D_INFO, "started handle %p (%p)\n", handle, parent_handle); - - if (oti != NULL) { - if (parent_handle == NULL) { - oti->oti_handle = handle; - } else if (handle != parent_handle) { - CERROR("mismatch: parent %p, handle %p, oti %p\n", - parent_handle, handle, oti); - LBUG(); - } - } - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long journal start time %lus\n", (jiffies - now) / HZ); - return handle; -} - -static inline void * -fsfilt_start_log(struct obd_device *obd, struct inode *inode, - int op, struct obd_trans_info *oti, int logs) -{ - return fsfilt_start_ops(obd->obd_fsops, inode, op, oti, logs); -} + void *handle; -static inline void * -fsfilt_start(struct obd_device *obd, struct inode *inode, - int op, struct obd_trans_info *oti) -{ - return fsfilt_start_ops(obd->obd_fsops, inode, op, oti, 0); -} - -static inline void * -llog_fsfilt_start(struct llog_ctxt *ctxt, struct inode *inode, - int op, struct obd_trans_info *oti) -{ - return fsfilt_start_ops(ctxt->loc_fsops, inode, op, oti, 1); -} - -static inline int -fsfilt_commit_ops(struct fsfilt_operations *ops, struct super_block *sb, - struct inode *inode, void *handle, int force_sync) -{ - unsigned long now = jiffies; - int rc = ops->fs_commit(sb, inode, handle, force_sync); - CDEBUG(D_INFO, "committing handle %p\n", handle); - - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long journal start time %lus\n", (jiffies - now) / HZ); - - return rc; -} - -static inline int -fsfilt_commit(struct obd_device *obd, struct super_block *sb, - struct inode *inode, void *handle, int force_sync) -{ - return fsfilt_commit_ops(obd->obd_fsops, sb, inode, handle, force_sync); -} - -static inline int -llog_fsfilt_commit(struct llog_ctxt *ctxt, struct inode *inode, - void *handle, int force_sync) -{ - return fsfilt_commit_ops(ctxt->loc_fsops, inode->i_sb, inode, handle, - force_sync); -} - -static inline void * -fsfilt_brw_start_log(struct obd_device *obd, int objcount, - struct fsfilt_objinfo *fso, int niocount, - struct niobuf_local *nb, struct obd_trans_info *oti, - int logs) -{ - unsigned long now = jiffies; - void *parent_handle = oti ? oti->oti_handle : NULL; - void *handle = obd->obd_fsops->fs_brw_start(objcount, fso, niocount, nb, - parent_handle, logs); + handle = obd->obd_fsops->fs_start(inode, op, parent_handle, logs); CDEBUG(D_INFO, "started handle %p (%p)\n", handle, parent_handle); if (oti != NULL) { @@ -311,379 +139,54 @@ fsfilt_brw_start_log(struct obd_device *obd, int objcount, LBUG(); } } - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long journal start time %lus\n", (jiffies - now) / HZ); - + fsfilt_check_slow(obd, now, "journal start"); return handle; } -static inline void * -fsfilt_brw_start(struct obd_device *obd, int objcount, - struct fsfilt_objinfo *fso, int niocount, - struct niobuf_local *nb, struct obd_trans_info *oti) -{ - return fsfilt_brw_start_log(obd, objcount, fso, niocount, nb, oti, 0); -} - -static inline int -fsfilt_commit_async(struct obd_device *obd, struct inode *inode, - void *handle, void **wait_handle) -{ - unsigned long now = jiffies; - int rc = obd->obd_fsops->fs_commit_async(inode, handle, wait_handle); - - CDEBUG(D_INFO, "committing handle %p (async)\n", *wait_handle); - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long journal start time %lus\n", (jiffies - now) / HZ); - - return rc; -} - -static inline int -fsfilt_commit_wait(struct obd_device *obd, struct inode *inode, void *handle) +static inline int fsfilt_commit(struct obd_device *obd, struct inode *inode, + void *handle, int force_sync) { unsigned long now = jiffies; - int rc = obd->obd_fsops->fs_commit_wait(inode, handle); - CDEBUG(D_INFO, "waiting for completion %p\n", handle); - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long journal start time %lus\n", (jiffies - now) / HZ); - return rc; -} - -static inline int -fsfilt_setattr(struct obd_device *obd, struct dentry *dentry, - void *handle, struct iattr *iattr, int do_trunc) -{ - unsigned long now = jiffies; - int rc; - rc = obd->obd_fsops->fs_setattr(dentry, handle, iattr, do_trunc); - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long setattr time %lus\n", (jiffies - now) / HZ); - return rc; -} - -static inline int -fsfilt_iocontrol(struct obd_device *obd, struct inode *inode, - struct file *file, unsigned int cmd, - unsigned long arg) -{ - return obd->obd_fsops->fs_iocontrol(inode, file, cmd, arg); -} - -static inline int fsfilt_setup(struct obd_device *obd, - struct super_block *fs) -{ - if (obd->obd_fsops->fs_setup) - return obd->obd_fsops->fs_setup(obd, fs); - return 0; -} -static inline int -fsfilt_set_md(struct obd_device *obd, struct inode *inode, - void *handle, void *md, int size) -{ - return obd->obd_fsops->fs_set_md(inode, handle, md, size); -} - -static inline int -fsfilt_get_md(struct obd_device *obd, struct inode *inode, - void *md, int size) -{ - return obd->obd_fsops->fs_get_md(inode, md, size); -} - -#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) -static inline int -fsfilt_send_bio(struct obd_device *obd, struct inode *inode, - struct bio *bio) -#else -static inline int -fsfilt_send_bio(struct obd_device *obd, struct inode *inode, - struct kiobuf *bio) -#endif -{ - return obd->obd_fsops->fs_send_bio(inode, bio); -} - -static inline int -fsfilt_putpage(struct obd_device *obd, struct inode *inode, - struct page *page) -{ - int rc = 0; - struct filter_obd *filter; - unsigned long now = jiffies; - - LASSERT(obd != NULL); - LASSERT(inode != NULL); - LASSERT(page != NULL); - - filter = &obd->u.filter; - - if (!obd->obd_fsops->fs_putpage) - return -ENOSYS; - - CDEBUG(D_INFO, "putpage %lx\n", page->index); - - rc = obd->obd_fsops->fs_putpage(inode, page); - - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long putpage time %lus\n", (jiffies - now) / HZ); - - return rc; -} - -static inline struct page * -fsfilt_getpage(struct obd_device *obd, struct inode *inode, - unsigned long index) -{ - struct page *page; - unsigned long now = jiffies; - - LASSERT(obd != NULL); - LASSERT(inode != NULL); - - if (!obd->obd_fsops->fs_getpage) - return ERR_PTR(-ENOSYS); - - CDEBUG(D_INFO, "getpage %lx\n", index); - - page = obd->obd_fsops->fs_getpage(inode, index); - - if (time_after(jiffies, now + 15 * HZ)) - CERROR("long getpage time %lus\n", (jiffies - now) / HZ); - - return page; -} - -static inline ssize_t -fsfilt_readpage(struct obd_device *obd, struct file *file, char *buf, - size_t count, loff_t *offset) -{ - return obd->obd_fsops->fs_readpage(file, buf, count, offset); -} - -static inline int -fsfilt_add_journal_cb(struct obd_device *obd, struct super_block *sb, - __u64 last_rcvd, void *handle, fsfilt_cb_t cb_func, - void *cb_data) -{ - return obd->obd_fsops->fs_add_journal_cb(obd, sb, last_rcvd, handle, - cb_func, cb_data); -} - -/* very similar to obd_statfs(), but caller already holds obd_osfs_lock */ -static inline int -fsfilt_statfs(struct obd_device *obd, struct super_block *sb, - unsigned long max_age) -{ - int rc = 0; + int rc = obd->obd_fsops->fs_commit(inode, handle, force_sync); + CDEBUG(D_INFO, "committing handle %p\n", handle); - CDEBUG(D_SUPER, "osfs %lu, max_age %lu\n", obd->obd_osfs_age, max_age); - if (time_before(obd->obd_osfs_age, max_age)) { - rc = obd->obd_fsops->fs_statfs(sb, &obd->obd_osfs); - if (rc == 0) /* N.B. statfs can't really fail */ - obd->obd_osfs_age = jiffies; - } else { - CDEBUG(D_SUPER, "using cached obd_statfs data\n"); - } + fsfilt_check_slow(obd, now, "journal start"); return rc; } -static inline int -fsfilt_sync(struct obd_device *obd, struct super_block *sb) -{ - return obd->obd_fsops->fs_sync(sb); -} - static inline int fsfilt_map_inode_pages(struct obd_device *obd, struct inode *inode, struct page **page, int pages, unsigned long *blocks, int *created, - int create, struct semaphore *sem) + int create, struct mutex *mutex) { return obd->obd_fsops->fs_map_inode_pages(inode, page, pages, blocks, - created, create, sem); -} -static inline int fsfilt_get_fs_flags(struct obd_device *obd, - struct dentry *dentry) -{ - if (obd->obd_fsops->fs_get_fs_flags) - return obd->obd_fsops->fs_get_fs_flags(dentry); - return 0; + created, create, mutex); } -static inline int -fsfilt_write_extents(struct obd_device *obd, struct dentry *dentry, - unsigned long offset, unsigned long blks) -{ - if (obd->obd_fsops->fs_write_extents) - return obd->obd_fsops->fs_write_extents(dentry, - offset, blks); - return 0; -} -static inline int -fsfilt_do_write_cow(struct obd_device *obd, struct dentry *dentry, - void *extents, int num_extents) -{ - if (obd->obd_fsops->fs_do_write_cow) - return obd->obd_fsops->fs_do_write_cow(dentry, extents, - num_extents); - return 0; -} -static inline int -fs_prep_san_write(struct obd_device *obd, struct inode *inode, - long *blocks, int nblocks, loff_t newsize) -{ - return obd->obd_fsops->fs_prep_san_write(inode, blocks, - nblocks, newsize); -} - -static inline int -fsfilt_read_record(struct obd_device *obd, struct file *file, - void *buf, loff_t size, loff_t *offs) +static inline int fsfilt_read_record(struct obd_device *obd, struct file *file, + void *buf, loff_t size, loff_t *offs) { return obd->obd_fsops->fs_read_record(file, buf, size, offs); } -static inline int -llog_fsfilt_read_record(struct llog_ctxt *ctxt, struct file *file, - void *buf, loff_t size, loff_t *offs) -{ - return ctxt->loc_fsops->fs_read_record(file, buf, size, offs); -} - -static inline int -fsfilt_write_record(struct obd_device *obd, struct file *file, - void *buf, loff_t size, loff_t *offs, int force_sync) -{ - return obd->obd_fsops->fs_write_record(file, buf, size, offs, - force_sync); -} - -static inline int -llog_fsfilt_write_record(struct llog_ctxt *ctxt, struct file *file, - void *buf, loff_t size, loff_t *offs, - int force_sync) -{ - return ctxt->loc_fsops->fs_write_record(file, buf, size, offs, - force_sync); -} - -static inline int -fsfilt_set_fs_flags(struct obd_device *obd, struct inode *inode, int flags) -{ - if (obd->obd_fsops->fs_set_fs_flags) - return obd->obd_fsops->fs_set_fs_flags(inode, flags); - return 0; -} - -static inline int -fsfilt_clear_fs_flags(struct obd_device *obd, struct inode *inode, int flags) +static inline int fsfilt_write_record(struct obd_device *obd, struct file *file, + void *buf, loff_t size, loff_t *offs, + int force_sync) { - if (obd->obd_fsops->fs_clear_fs_flags) - return obd->obd_fsops->fs_clear_fs_flags(inode, flags); - return 0; -} -static inline int -fsfilt_precreate_rec(struct obd_device *obd, struct dentry *dentry, - int *num, struct obdo *oa) -{ - if (obd->obd_fsops->fs_precreate_rec) - return obd->obd_fsops->fs_precreate_rec(dentry, num, oa); - return 0; -} - -static inline int -fsfilt_post_setup(struct obd_device *obd, struct dentry *de) -{ - if (obd->obd_fsops->fs_post_setup) - return obd->obd_fsops->fs_post_setup(obd, - obd->obd_lvfs_ctxt.pwdmnt, de); - return 0; -} - -static inline int -fsfilt_post_cleanup(struct obd_device *obd) -{ - if (obd->obd_fsops->fs_post_cleanup) - return obd->obd_fsops->fs_post_cleanup(obd, - obd->obd_lvfs_ctxt.pwdmnt); - return 0; + return obd->obd_fsops->fs_write_record(file, buf, size,offs,force_sync); } -static inline int -fsfilt_get_ino_write_extents(struct obd_device *obd, - struct super_block *sb, - int ino, char **buf, int *size) +static inline int fsfilt_setup(struct obd_device *obd, struct super_block *fs) { - if (obd->obd_fsops->fs_get_ino_write_extents) - return obd->obd_fsops->fs_get_ino_write_extents(sb, ino, - buf, size); - return 0; -} - -static inline int -fsfilt_free_write_extents(struct obd_device *obd, - struct super_block *sb, - int ino, char *buf, int size) -{ - if (obd->obd_fsops->fs_free_write_extents) - return obd->obd_fsops->fs_free_write_extents(sb, ino, - buf, size); - return 0; -} - -static inline int -fsfilt_get_reint_log_ctxt(struct obd_device *obd, - struct super_block *sb, - struct llog_ctxt **ctxt) -{ - if (obd->obd_fsops->fs_get_reint_log_ctxt) - return obd->obd_fsops->fs_get_reint_log_ctxt(sb, ctxt); - return 0; -} - -static inline int -fsfilt_set_ost_flags(struct obd_device *obd, struct super_block *sb) -{ - if (obd->obd_fsops->fs_set_ost_flags) - return obd->obd_fsops->fs_set_ost_flags(sb); + if (obd->obd_fsops->fs_setup) + return obd->obd_fsops->fs_setup(fs); return 0; } -static inline int -fsfilt_set_mds_flags(struct obd_device *obd, struct super_block *sb) -{ - if (obd->obd_fsops->fs_set_mds_flags) - return obd->obd_fsops->fs_set_mds_flags(sb); - return 0; -} -static inline int -fsfilt_add_dir_entry(struct obd_device *obd, struct dentry *dir, - char *name, int namelen, unsigned long ino, - unsigned long generation, unsigned mds) -{ - LASSERT(obd->obd_fsops->fs_add_dir_entry); - return obd->obd_fsops->fs_add_dir_entry(obd, dir, name, - namelen, ino, generation, mds); -} -static inline int -fsfilt_del_dir_entry(struct obd_device *obd, struct dentry *dentry) -{ - LASSERT(obd->obd_fsops->fs_del_dir_entry); - return obd->obd_fsops->fs_del_dir_entry(obd, dentry); -} - -static inline int -fsfilt_set_snap_item(struct obd_device *obd, struct super_block *sb, - char *name) -{ - if (obd->obd_fsops->fs_set_snap_item) - return obd->obd_fsops->fs_set_snap_item(sb, name); - return 0; -} #endif /* __KERNEL__ */ #endif