diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/ocfs2/buffer_head_io.h')
-rw-r--r-- | ANDROID_3.4.5/fs/ocfs2/buffer_head_io.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/ANDROID_3.4.5/fs/ocfs2/buffer_head_io.h b/ANDROID_3.4.5/fs/ocfs2/buffer_head_io.h deleted file mode 100644 index b97bcc6d..00000000 --- a/ANDROID_3.4.5/fs/ocfs2/buffer_head_io.h +++ /dev/null @@ -1,77 +0,0 @@ -/* -*- mode: c; c-basic-offset: 8; -*- - * vim: noexpandtab sw=8 ts=8 sts=0: - * - * ocfs2_buffer_head.h - * - * Buffer cache handling functions defined - * - * Copyright (C) 2002, 2004 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_BUFFER_HEAD_IO_H -#define OCFS2_BUFFER_HEAD_IO_H - -#include <linux/buffer_head.h> - -void ocfs2_end_buffer_io_sync(struct buffer_head *bh, - int uptodate); - -int ocfs2_write_block(struct ocfs2_super *osb, - struct buffer_head *bh, - struct ocfs2_caching_info *ci); -int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block, - unsigned int nr, struct buffer_head *bhs[]); - -/* - * If not NULL, validate() will be called on a buffer that is freshly - * read from disk. It will not be called if the buffer was in cache. - * Note that if validate() is being used for this buffer, it needs to - * be set even for a READAHEAD call, as it marks the buffer for later - * validation. - */ -int ocfs2_read_blocks(struct ocfs2_caching_info *ci, u64 block, int nr, - struct buffer_head *bhs[], int flags, - int (*validate)(struct super_block *sb, - struct buffer_head *bh)); - -int ocfs2_write_super_or_backup(struct ocfs2_super *osb, - struct buffer_head *bh); - -#define OCFS2_BH_IGNORE_CACHE 1 -#define OCFS2_BH_READAHEAD 8 - -static inline int ocfs2_read_block(struct ocfs2_caching_info *ci, u64 off, - struct buffer_head **bh, - int (*validate)(struct super_block *sb, - struct buffer_head *bh)) -{ - int status = 0; - - if (bh == NULL) { - printk("ocfs2: bh == NULL\n"); - status = -EINVAL; - goto bail; - } - - status = ocfs2_read_blocks(ci, off, 1, bh, 0, validate); - -bail: - return status; -} - -#endif /* OCFS2_BUFFER_HEAD_IO_H */ |