From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/fs/btrfs/tree-log.h | 46 +++++++++++++++++++++++++---------------------
1 files changed, 25 insertions(+), 21 deletions(-)
diff --git a/kernel/fs/btrfs/tree-log.h b/kernel/fs/btrfs/tree-log.h
index 7ab9bb8..731bd9c 100644
--- a/kernel/fs/btrfs/tree-log.h
+++ b/kernel/fs/btrfs/tree-log.h
@@ -15,10 +15,12 @@
struct btrfs_log_ctx {
int log_ret;
int log_transid;
- int io_err;
bool log_new_dentries;
+ bool logging_new_name;
struct inode *inode;
struct list_head list;
+ /* Only used for fast fsyncs. */
+ struct list_head ordered_extents;
};
static inline void btrfs_init_log_ctx(struct btrfs_log_ctx *ctx,
@@ -26,22 +28,34 @@
{
ctx->log_ret = 0;
ctx->log_transid = 0;
- ctx->io_err = 0;
ctx->log_new_dentries = false;
+ ctx->logging_new_name = false;
ctx->inode = inode;
INIT_LIST_HEAD(&ctx->list);
+ INIT_LIST_HEAD(&ctx->ordered_extents);
}
-static inline void btrfs_set_log_full_commit(struct btrfs_fs_info *fs_info,
- struct btrfs_trans_handle *trans)
+static inline void btrfs_release_log_ctx_extents(struct btrfs_log_ctx *ctx)
{
- WRITE_ONCE(fs_info->last_trans_log_full_commit, trans->transid);
+ struct btrfs_ordered_extent *ordered;
+ struct btrfs_ordered_extent *tmp;
+
+ ASSERT(inode_is_locked(ctx->inode));
+
+ list_for_each_entry_safe(ordered, tmp, &ctx->ordered_extents, log_list) {
+ list_del_init(&ordered->log_list);
+ btrfs_put_ordered_extent(ordered);
+ }
}
-static inline int btrfs_need_log_full_commit(struct btrfs_fs_info *fs_info,
- struct btrfs_trans_handle *trans)
+static inline void btrfs_set_log_full_commit(struct btrfs_trans_handle *trans)
{
- return READ_ONCE(fs_info->last_trans_log_full_commit) ==
+ WRITE_ONCE(trans->fs_info->last_trans_log_full_commit, trans->transid);
+}
+
+static inline int btrfs_need_log_full_commit(struct btrfs_trans_handle *trans)
+{
+ return READ_ONCE(trans->fs_info->last_trans_log_full_commit) ==
trans->transid;
}
@@ -53,8 +67,6 @@
int btrfs_recover_log_trees(struct btrfs_root *tree_root);
int btrfs_log_dentry_safe(struct btrfs_trans_handle *trans,
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,
@@ -65,22 +77,14 @@
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_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);
-/* Return values for btrfs_log_new_name() */
-enum {
- BTRFS_DONT_NEED_TRANS_COMMIT,
- BTRFS_NEED_TRANS_COMMIT,
- BTRFS_DONT_NEED_LOG_SYNC,
- BTRFS_NEED_LOG_SYNC,
-};
-int btrfs_log_new_name(struct btrfs_trans_handle *trans,
+void btrfs_log_new_name(struct btrfs_trans_handle *trans,
struct btrfs_inode *inode, struct btrfs_inode *old_dir,
- struct dentry *parent,
- bool sync_log, struct btrfs_log_ctx *ctx);
+ struct dentry *parent);
#endif
--
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