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author | Yuezhang Mo <Yuezhang.Mo@sony.com> | 2023-03-13 12:38:53 +0800 |
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committer | Namjae Jeon <linkinjeon@kernel.org> | 2024-01-08 21:57:22 +0900 |
commit | 11a347fb6cef62ce47e84b97c45f2b2497c7593b (patch) | |
tree | 30623f314a2a58d6ab1d3aaf53ef640d4d5447e3 /fs/exfat/namei.c | |
parent | 34939ae005ec402ee183956114b1a74cb57b8b9d (diff) | |
download | linux-stable-11a347fb6cef62ce47e84b97c45f2b2497c7593b.tar.gz linux-stable-11a347fb6cef62ce47e84b97c45f2b2497c7593b.tar.bz2 linux-stable-11a347fb6cef62ce47e84b97c45f2b2497c7593b.zip |
exfat: change to get file size from DataLength
In stream extension directory entry, the ValidDataLength
field describes how far into the data stream user data has
been written, and the DataLength field describes the file
size.
Signed-off-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Reviewed-by: Andy Wu <Andy.Wu@sony.com>
Reviewed-by: Aoyama Wataru <wataru.aoyama@sony.com>
Reviewed-by: Sungjong Seo <sj1557.seo@samsung.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Diffstat (limited to 'fs/exfat/namei.c')
-rw-r--r-- | fs/exfat/namei.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c index 5d737e0b639a..9c549fd11fc8 100644 --- a/fs/exfat/namei.c +++ b/fs/exfat/namei.c @@ -406,6 +406,7 @@ static int exfat_find_empty_entry(struct inode *inode, i_size_write(inode, size); ei->i_size_ondisk += sbi->cluster_size; ei->i_size_aligned += sbi->cluster_size; + ei->valid_size += sbi->cluster_size; ei->flags = p_dir->flags; inode->i_blocks += sbi->cluster_size >> 9; } @@ -558,6 +559,8 @@ static int exfat_add_entry(struct inode *inode, const char *path, info->size = clu_size; info->num_subdirs = EXFAT_MIN_SUBDIR; } + info->valid_size = info->size; + memset(&info->crtime, 0, sizeof(info->crtime)); memset(&info->mtime, 0, sizeof(info->mtime)); memset(&info->atime, 0, sizeof(info->atime)); @@ -660,6 +663,8 @@ static int exfat_find(struct inode *dir, struct qstr *qname, info->type = exfat_get_entry_type(ep); info->attr = le16_to_cpu(ep->dentry.file.attr); info->size = le64_to_cpu(ep2->dentry.stream.valid_size); + info->valid_size = le64_to_cpu(ep2->dentry.stream.valid_size); + info->size = le64_to_cpu(ep2->dentry.stream.size); if (info->size == 0) { info->flags = ALLOC_NO_FAT_CHAIN; info->start_clu = EXFAT_EOF_CLUSTER; @@ -1288,6 +1293,7 @@ static int __exfat_rename(struct inode *old_parent_inode, } i_size_write(new_inode, 0); + new_ei->valid_size = 0; new_ei->start_clu = EXFAT_EOF_CLUSTER; new_ei->flags = ALLOC_NO_FAT_CHAIN; } |