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94ee1d9151
Remove filenames that are not particularly useful in file comments, and suppress checkpatch warnings WARNING: It's generally not useful to have the filename in the file Link: https://lkml.kernel.org/r/1635151862-11547-3-git-send-email-konishi.ryusuke@gmail.com Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com> Cc: Qing Wang <wangqing@vivo.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* NILFS B-tree node cache
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*
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* Copyright (C) 2005-2008 Nippon Telegraph and Telephone Corporation.
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*
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* Written by Seiji Kihara.
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* Revised by Ryusuke Konishi.
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*/
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#ifndef _NILFS_BTNODE_H
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#define _NILFS_BTNODE_H
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#include <linux/types.h>
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#include <linux/buffer_head.h>
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#include <linux/fs.h>
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#include <linux/backing-dev.h>
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/**
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* struct nilfs_btnode_chkey_ctxt - change key context
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* @oldkey: old key of block's moving content
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* @newkey: new key for block's content
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* @bh: buffer head of old buffer
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* @newbh: buffer head of new buffer
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*/
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struct nilfs_btnode_chkey_ctxt {
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__u64 oldkey;
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__u64 newkey;
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struct buffer_head *bh;
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struct buffer_head *newbh;
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};
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void nilfs_btnode_cache_clear(struct address_space *);
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struct buffer_head *nilfs_btnode_create_block(struct address_space *btnc,
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__u64 blocknr);
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int nilfs_btnode_submit_block(struct address_space *, __u64, sector_t, int,
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int, struct buffer_head **, sector_t *);
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void nilfs_btnode_delete(struct buffer_head *);
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int nilfs_btnode_prepare_change_key(struct address_space *,
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struct nilfs_btnode_chkey_ctxt *);
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void nilfs_btnode_commit_change_key(struct address_space *,
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struct nilfs_btnode_chkey_ctxt *);
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void nilfs_btnode_abort_change_key(struct address_space *,
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struct nilfs_btnode_chkey_ctxt *);
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#endif /* _NILFS_BTNODE_H */
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