diff options
Diffstat (limited to 'fs/logfs/logfs.h')
| -rw-r--r-- | fs/logfs/logfs.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/logfs/logfs.h b/fs/logfs/logfs.h index e3082ab..7259211 100644 --- a/fs/logfs/logfs.h +++ b/fs/logfs/logfs.h @@ -151,7 +151,8 @@ struct logfs_device_ops { int (*write_sb)(struct super_block *sb, struct page *page); int (*readpage)(void *_sb, struct page *page); void (*writeseg)(struct super_block *sb, u64 ofs, size_t len); - int (*erase)(struct super_block *sb, loff_t ofs, size_t len); + int (*erase)(struct super_block *sb, loff_t ofs, size_t len, + int ensure_write); void (*sync)(struct super_block *sb); void (*put_device)(struct super_block *sb); }; @@ -327,6 +328,7 @@ struct logfs_super { u64 s_feature_compat; u64 s_feature_flags; u64 s_sb_ofs[2]; + struct page *s_erase_page; /* for dev_bdev.c */ /* alias.c fields */ struct btree_head32 s_segment_alias; /* remapped segments */ int s_no_object_aliases; @@ -572,7 +574,7 @@ int get_page_reserve(struct inode *inode, struct page *page); extern struct logfs_block_ops indirect_block_ops; /* segment.c */ -int logfs_erase_segment(struct super_block *sb, u32 ofs); +int logfs_erase_segment(struct super_block *sb, u32 ofs, int ensure_erase); int wbuf_read(struct super_block *sb, u64 ofs, size_t len, void *buf); int logfs_segment_read(struct inode *inode, struct page *page, u64 ofs, u64 bix, level_t level); |
