Release 4.11 fs/btrfs/tree-log.h
/*
* Copyright (C) 2008 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 v2 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 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 __TREE_LOG_
#define __TREE_LOG_
#include "ctree.h"
#include "transaction.h"
/* return value for btrfs_log_dentry_safe that means we don't need to log it at all */
#define BTRFS_NO_LOG_SYNC 256
struct btrfs_log_ctx {
int log_ret;
int log_transid;
int io_err;
bool log_new_dentries;
struct inode *inode;
struct list_head list;
};
static inline void btrfs_init_log_ctx(struct btrfs_log_ctx *ctx,
struct inode *inode)
{
ctx->log_ret = 0;
ctx->log_transid = 0;
ctx->io_err = 0;
ctx->log_new_dentries = false;
ctx->inode = inode;
INIT_LIST_HEAD(&ctx->list);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Miao Xie | 32 | 58.18% | 2 | 40.00% |
| Filipe David Borba Manana | 23 | 41.82% | 3 | 60.00% |
| Total | 55 | 100.00% | 5 | 100.00% |
static inline void btrfs_set_log_full_commit(struct btrfs_fs_info *fs_info,
struct btrfs_trans_handle *trans)
{
WRITE_ONCE(fs_info->last_trans_log_full_commit, trans->transid);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Miao Xie | 25 | 89.29% | 1 | 50.00% |
| Seraphime Kirkovski | 3 | 10.71% | 1 | 50.00% |
| Total | 28 | 100.00% | 2 | 100.00% |
static inline int btrfs_need_log_full_commit(struct btrfs_fs_info *fs_info,
struct btrfs_trans_handle *trans)
{
return READ_ONCE(fs_info->last_trans_log_full_commit) ==
trans->transid;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Miao Xie | 28 | 96.55% | 1 | 50.00% |
| Seraphime Kirkovski | 1 | 3.45% | 1 | 50.00% |
| Total | 29 | 100.00% | 2 | 100.00% |
int btrfs_sync_log(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct btrfs_log_ctx *ctx);
int btrfs_free_log(struct btrfs_trans_handle *trans, struct btrfs_root *root);
int btrfs_free_log_root_tree(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info);
int btrfs_recover_log_trees(struct btrfs_root *tree_root);
int btrfs_log_dentry_safe(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct dentry *dentry,
const loff_t start,
const loff_t end,
struct btrfs_log_ctx *ctx);
int btrfs_del_dir_entries_in_log(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
const char *name, int name_len,
struct btrfs_inode *dir, u64 index);
int btrfs_del_inode_ref_in_log(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
const char *name, int name_len,
struct btrfs_inode *inode, u64 dirid);
void btrfs_end_log_trans(struct btrfs_root *root);
int btrfs_pin_log_trans(struct btrfs_root *root);
void btrfs_record_unlink_dir(struct btrfs_trans_handle *trans,
struct btrfs_inode *dir, struct btrfs_inode *inode,
int for_rename);
void btrfs_record_snapshot_destroy(struct btrfs_trans_handle *trans,
struct btrfs_inode *dir);
int btrfs_log_new_name(struct btrfs_trans_handle *trans,
struct btrfs_inode *inode, struct btrfs_inode *old_dir,
struct dentry *parent);
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Chris Mason | 187 | 48.70% | 3 | 15.79% |
| Miao Xie | 116 | 30.21% | 3 | 15.79% |
| Filipe David Borba Manana | 55 | 14.32% | 5 | 26.32% |
| Zheng Yan | 14 | 3.65% | 1 | 5.26% |
| Nikolay Borisov | 7 | 1.82% | 5 | 26.32% |
| Seraphime Kirkovski | 4 | 1.04% | 1 | 5.26% |
| Jeff Mahoney | 1 | 0.26% | 1 | 5.26% |
| Total | 384 | 100.00% | 19 | 100.00% |
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