diff options
Diffstat (limited to 'fs/ext4/inline.c')
| -rw-r--r-- | fs/ext4/inline.c | 61 |
1 files changed, 39 insertions, 22 deletions
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c index e7a09a99837b..3536ca7e4fcc 100644 --- a/fs/ext4/inline.c +++ b/fs/ext4/inline.c @@ -601,10 +601,11 @@ retry: goto out; if (ext4_should_dioread_nolock(inode)) { - ret = __block_write_begin(&folio->page, from, to, - ext4_get_block_unwritten); + ret = ext4_block_write_begin(handle, folio, from, to, + ext4_get_block_unwritten); } else - ret = __block_write_begin(&folio->page, from, to, ext4_get_block); + ret = ext4_block_write_begin(handle, folio, from, to, + ext4_get_block); if (!ret && ext4_should_journal_data(inode)) { ret = ext4_walk_page_buffers(handle, inode, @@ -660,7 +661,7 @@ out_nofolio: int ext4_try_to_write_inline_data(struct address_space *mapping, struct inode *inode, loff_t pos, unsigned len, - struct page **pagep) + struct folio **foliop) { int ret; handle_t *handle; @@ -708,7 +709,7 @@ int ext4_try_to_write_inline_data(struct address_space *mapping, goto out; } - *pagep = &folio->page; + *foliop = folio; down_read(&EXT4_I(inode)->xattr_sem); if (!ext4_has_inline_data(inode)) { ret = 0; @@ -856,8 +857,8 @@ static int ext4_da_convert_inline_data_to_extent(struct address_space *mapping, goto out; } - ret = __block_write_begin(&folio->page, 0, inline_size, - ext4_da_get_block_prep); + ret = ext4_block_write_begin(NULL, folio, 0, inline_size, + ext4_da_get_block_prep); if (ret) { up_read(&EXT4_I(inode)->xattr_sem); folio_unlock(folio); @@ -891,7 +892,7 @@ out: int ext4_da_write_inline_data_begin(struct address_space *mapping, struct inode *inode, loff_t pos, unsigned len, - struct page **pagep, + struct folio **foliop, void **fsdata) { int ret; @@ -954,7 +955,7 @@ retry_journal: goto out_release_page; up_read(&EXT4_I(inode)->xattr_sem); - *pagep = &folio->page; + *foliop = folio; brelse(iloc.bh); return 1; out_release_page: @@ -1460,6 +1461,7 @@ int ext4_read_inline_dir(struct file *file, struct ext4_iloc iloc; void *dir_buf = NULL; int dotdot_offset, dotdot_size, extra_offset, extra_size; + struct dir_private_info *info = file->private_data; ret = ext4_get_inode_loc(inode, &iloc); if (ret) @@ -1503,12 +1505,12 @@ int ext4_read_inline_dir(struct file *file, extra_size = extra_offset + inline_size; /* - * If the version has changed since the last call to + * If the cookie has changed since the last call to * readdir(2), then we might be pointing to an invalid * dirent right now. Scan from the start of the inline * dir to make sure. */ - if (!inode_eq_iversion(inode, file->f_version)) { + if (!inode_eq_iversion(inode, info->cookie)) { for (i = 0; i < extra_size && i < offset;) { /* * "." is with offset 0 and @@ -1540,7 +1542,7 @@ int ext4_read_inline_dir(struct file *file, } offset = i; ctx->pos = offset; - file->f_version = inode_query_iversion(inode); + info->cookie = inode_query_iversion(inode); } while (ctx->pos < extra_size) { @@ -1664,24 +1666,36 @@ struct buffer_head *ext4_find_inline_entry(struct inode *dir, struct ext4_dir_entry_2 **res_dir, int *has_inline_data) { + struct ext4_xattr_ibody_find is = { + .s = { .not_found = -ENODATA, }, + }; + struct ext4_xattr_info i = { + .name_index = EXT4_XATTR_INDEX_SYSTEM, + .name = EXT4_XATTR_SYSTEM_DATA, + }; int ret; - struct ext4_iloc iloc; void *inline_start; int inline_size; - if (ext4_get_inode_loc(dir, &iloc)) - return NULL; + ret = ext4_get_inode_loc(dir, &is.iloc); + if (ret) + return ERR_PTR(ret); down_read(&EXT4_I(dir)->xattr_sem); + + ret = ext4_xattr_ibody_find(dir, &i, &is); + if (ret) + goto out; + if (!ext4_has_inline_data(dir)) { *has_inline_data = 0; goto out; } - inline_start = (void *)ext4_raw_inode(&iloc)->i_block + + inline_start = (void *)ext4_raw_inode(&is.iloc)->i_block + EXT4_INLINE_DOTDOT_SIZE; inline_size = EXT4_MIN_INLINE_DATA_SIZE - EXT4_INLINE_DOTDOT_SIZE; - ret = ext4_search_dir(iloc.bh, inline_start, inline_size, + ret = ext4_search_dir(is.iloc.bh, inline_start, inline_size, dir, fname, 0, res_dir); if (ret == 1) goto out_find; @@ -1691,20 +1705,23 @@ struct buffer_head *ext4_find_inline_entry(struct inode *dir, if (ext4_get_inline_size(dir) == EXT4_MIN_INLINE_DATA_SIZE) goto out; - inline_start = ext4_get_inline_xattr_pos(dir, &iloc); + inline_start = ext4_get_inline_xattr_pos(dir, &is.iloc); inline_size = ext4_get_inline_size(dir) - EXT4_MIN_INLINE_DATA_SIZE; - ret = ext4_search_dir(iloc.bh, inline_start, inline_size, + ret = ext4_search_dir(is.iloc.bh, inline_start, inline_size, dir, fname, 0, res_dir); if (ret == 1) goto out_find; out: - brelse(iloc.bh); - iloc.bh = NULL; + brelse(is.iloc.bh); + if (ret < 0) + is.iloc.bh = ERR_PTR(ret); + else + is.iloc.bh = NULL; out_find: up_read(&EXT4_I(dir)->xattr_sem); - return iloc.bh; + return is.iloc.bh; } int ext4_delete_inline_entry(handle_t *handle, |