Re: [PATCH v2] erofs-utils: mkfs: support set fingerprint for tar sort=none mode

Gao Xiang <[email protected]> Wed, 22 Apr 2026 16:16:58 +0800

Newsgroups	org.ozlabs.lists.linux-erofs
Message-ID	<[email protected]>


On 2026/4/22 15:37, Yuezhang Mo wrote:
> If "--tar=f" and "--sort=none" are enabled, ->datasource will be set
> to "EROFS_INODE_DATA_SOURCE_NONE".
> 
> In erofs_mkfs_begin_nondirectory(), erofs_set_inode_fingerprint() is
> only be called if ->datasource is EROFS_INODE_DATA_SOURCE_LOCALPATH
> or EROFS_INODE_DATA_SOURCE_DISKBUF.
> 
> EROFS_INODE_DATA_SOURCE_NONE means that metadata is done and mkfs
> dump will change nothing, so use erofs_setxattr() to set fingerprint
> at settings ->datasource to EROFS_INODE_DATA_SOURCE_NONE.
> 
> Signed-off-by: Yuezhang Mo <[email protected]>
> Reviewed-by: Friendy Su <[email protected]>
> Reviewed-by: Daniel Palmer <[email protected]>

Thanks, will apply.

Thanks,
Gao Xiang