diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/ocfs2/uptodate.h')
-rw-r--r-- | ANDROID_3.4.5/fs/ocfs2/uptodate.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/ANDROID_3.4.5/fs/ocfs2/uptodate.h b/ANDROID_3.4.5/fs/ocfs2/uptodate.h deleted file mode 100644 index 0d826fe2..00000000 --- a/ANDROID_3.4.5/fs/ocfs2/uptodate.h +++ /dev/null @@ -1,84 +0,0 @@ -/* -*- mode: c; c-basic-offset: 8; -*- - * vim: noexpandtab sw=8 ts=8 sts=0: - * - * uptodate.h - * - * Cluster uptodate tracking - * - * Copyright (C) 2002, 2004, 2005 Oracle. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * 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 for more details. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 021110-1307, USA. - */ - -#ifndef OCFS2_UPTODATE_H -#define OCFS2_UPTODATE_H - -/* - * The caching code relies on locking provided by the user of - * struct ocfs2_caching_info. These operations connect that up. - */ -struct ocfs2_caching_operations { - /* - * A u64 representing the owning structure. Usually this - * is the block number (i_blkno or whatnot). This is used so - * that caching log messages can identify the owning structure. - */ - u64 (*co_owner)(struct ocfs2_caching_info *ci); - - /* The superblock is needed during I/O. */ - struct super_block *(*co_get_super)(struct ocfs2_caching_info *ci); - /* - * Lock and unlock the caching data. These will not sleep, and - * should probably be spinlocks. - */ - void (*co_cache_lock)(struct ocfs2_caching_info *ci); - void (*co_cache_unlock)(struct ocfs2_caching_info *ci); - - /* - * Lock and unlock for disk I/O. These will sleep, and should - * be mutexes. - */ - void (*co_io_lock)(struct ocfs2_caching_info *ci); - void (*co_io_unlock)(struct ocfs2_caching_info *ci); -}; - -int __init init_ocfs2_uptodate_cache(void); -void exit_ocfs2_uptodate_cache(void); - -void ocfs2_metadata_cache_init(struct ocfs2_caching_info *ci, - const struct ocfs2_caching_operations *ops); -void ocfs2_metadata_cache_purge(struct ocfs2_caching_info *ci); -void ocfs2_metadata_cache_exit(struct ocfs2_caching_info *ci); - -u64 ocfs2_metadata_cache_owner(struct ocfs2_caching_info *ci); -void ocfs2_metadata_cache_io_lock(struct ocfs2_caching_info *ci); -void ocfs2_metadata_cache_io_unlock(struct ocfs2_caching_info *ci); - -int ocfs2_buffer_uptodate(struct ocfs2_caching_info *ci, - struct buffer_head *bh); -void ocfs2_set_buffer_uptodate(struct ocfs2_caching_info *ci, - struct buffer_head *bh); -void ocfs2_set_new_buffer_uptodate(struct ocfs2_caching_info *ci, - struct buffer_head *bh); -void ocfs2_remove_from_cache(struct ocfs2_caching_info *ci, - struct buffer_head *bh); -void ocfs2_remove_xattr_clusters_from_cache(struct ocfs2_caching_info *ci, - sector_t block, - u32 c_len); -int ocfs2_buffer_read_ahead(struct ocfs2_caching_info *ci, - struct buffer_head *bh); - -#endif /* OCFS2_UPTODATE_H */ |