segment.c File Reference

#include "fsck.h"
#include "node.h"
#include "quotaio.h"

Include dependency graph for segment.c:

Macros
#define	MAX_BULKR_RETRY   5

Functions
int	reserve_new_block (struct f2fs_sb_info *sbi, block_t *to, struct f2fs_summary *sum, int type, bool is_inode)
int	new_data_block (struct f2fs_sb_info *sbi, void *block, struct dnode_of_data *dn, int type)
u64	f2fs_quota_size (struct quota_file *qf)
u64	f2fs_read (struct f2fs_sb_info *sbi, nid_t ino, u8 *buffer, u64 count, pgoff_t offset)
static u64	f2fs_write_ex (struct f2fs_sb_info *sbi, nid_t ino, u8 *buffer, u64 count, pgoff_t offset, enum wr_addr_type addr_type)
u64	f2fs_write (struct f2fs_sb_info *sbi, nid_t ino, u8 *buffer, u64 count, pgoff_t offset)
u64	f2fs_write_compress_data (struct f2fs_sb_info *sbi, nid_t ino, u8 *buffer, u64 count, pgoff_t offset)
u64	f2fs_write_addrtag (struct f2fs_sb_info *sbi, nid_t ino, pgoff_t offset, unsigned int addrtag)
void	f2fs_filesize_update (struct f2fs_sb_info *sbi, nid_t ino, u64 filesize)
int	bulkread (int fd, void *rbuf, size_t rsize, bool *eof)
u64	f2fs_fix_mutable (struct f2fs_sb_info *sbi, nid_t ino, pgoff_t offset, unsigned int compressed)
static int	is_consecutive (u32 prev_addr, u32 cur_addr)
static void	copy_extent_info (struct extent_info *t_ext, struct extent_info *s_ext)
static void	update_extent_info (struct f2fs_node *inode, struct extent_info *ext)
static void	update_largest_extent (struct f2fs_sb_info *sbi, nid_t ino)
int	f2fs_build_file (struct f2fs_sb_info *sbi, struct dentry *de)
int	update_block (struct f2fs_sb_info *sbi, void *buf, u32 *blkaddr, struct f2fs_node *node_blk)

Macro Definition Documentation

MAX_BULKR_RETRY

#define MAX_BULKR_RETRY   5

Function Documentation

bulkread()

int bulkread	(	int	fd,
		void *	rbuf,
		size_t	rsize,
		bool *	eof
	)

copy_extent_info()

static void copy_extent_info ( struct extent_info *  t_ext, struct extent_info *  s_ext  )

inlinestatic

f2fs_build_file()

int f2fs_build_file	(	struct f2fs_sb_info *	sbi,
		struct dentry *	de
	)

f2fs_filesize_update()

void f2fs_filesize_update	(	struct f2fs_sb_info *	sbi,
		nid_t	ino,
		u64	filesize
	)

f2fs_fix_mutable()

u64 f2fs_fix_mutable	(	struct f2fs_sb_info *	sbi,
		nid_t	ino,
		pgoff_t	offset,
		unsigned int	compressed
	)

f2fs_quota_size()

u64 f2fs_quota_size

(

struct quota_file *

qf

)

f2fs_read()

u64 f2fs_read	(	struct f2fs_sb_info *	sbi,
		nid_t	ino,
		u8 *	buffer,
		u64	count,
		pgoff_t	offset
	)

f2fs_write()

u64 f2fs_write	(	struct f2fs_sb_info *	sbi,
		nid_t	ino,
		u8 *	buffer,
		u64	count,
		pgoff_t	offset
	)

f2fs_write_addrtag()

u64 f2fs_write_addrtag	(	struct f2fs_sb_info *	sbi,
		nid_t	ino,
		pgoff_t	offset,
		unsigned int	addrtag
	)

f2fs_write_compress_data()

u64 f2fs_write_compress_data	(	struct f2fs_sb_info *	sbi,
		nid_t	ino,
		u8 *	buffer,
		u64	count,
		pgoff_t	offset
	)

f2fs_write_ex()

static u64 f2fs_write_ex ( struct f2fs_sb_info *  sbi, nid_t  ino, u8 *  buffer, u64  count, pgoff_t  offset, enum wr_addr_type  addr_type  )

static

is_consecutive()

static int is_consecutive ( u32  prev_addr, u32  cur_addr  )

inlinestatic

new_data_block()

int new_data_block	(	struct f2fs_sb_info *	sbi,
		void *	block,
		struct dnode_of_data *	dn,
		int	type
	)

reserve_new_block()

int reserve_new_block	(	struct f2fs_sb_info *	sbi,
		block_t *	to,
		struct f2fs_summary *	sum,
		int	type,
		bool	is_inode
	)

segment.c

Many parts of codes are copied from Linux kernel/fs/f2fs.

Copyright (C) 2015 Huawei Ltd. Witten by: Hou Pengyang houpe.nosp@m.ngya.nosp@m.ng@hu.nosp@m.awei.nosp@m..com Liu Shuoran liush.nosp@m.uora.nosp@m.n@hua.nosp@m.wei..nosp@m.com Jaegeuk Kim jaege.nosp@m.uk@k.nosp@m.ernel.nosp@m..org Copyright (c) 2020 Google Inc. Robin Hsu robin.nosp@m.hsu@.nosp@m.googl.nosp@m.e.co.nosp@m.m : add sload compression support

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

update_block()

int update_block	(	struct f2fs_sb_info *	sbi,
		void *	buf,
		u32 *	blkaddr,
		struct f2fs_node *	node_blk
	)

update_extent_info()

static void update_extent_info ( struct f2fs_node *  inode, struct extent_info *  ext  )

inlinestatic

update_largest_extent()

static void update_largest_extent ( struct f2fs_sb_info *  sbi, nid_t  ino  )

static