Re: [PATCH v6 1/7] fs: pass the request_mask to generic_fillattr

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Jeff Layton <jlayton@xxxxxxxxxx> writes:

> generic_fillattr just fills in the entire stat struct indiscriminately
> today, copying data from the inode. There is at least one attribute
> (STATX_CHANGE_COOKIE) that can have side effects when it is reported,
> and we're looking at adding more with the addition of multigrain
> timestamps.
>
> Add a request_mask argument to generic_fillattr and have most callers
> just pass in the value that is passed to getattr. Have other callers
> (e.g. ksmbd) just pass in STATX_BASIC_STATS. Also move the setting of
> STATX_CHANGE_COOKIE into generic_fillattr.
>
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
> ---
>  fs/9p/vfs_inode.c       |  4 ++--
>  fs/9p/vfs_inode_dotl.c  |  4 ++--
>  fs/afs/inode.c          |  2 +-
>  fs/btrfs/inode.c        |  2 +-
>  fs/ceph/inode.c         |  2 +-
>  fs/coda/inode.c         |  3 ++-
>  fs/ecryptfs/inode.c     |  5 +++--
>  fs/erofs/inode.c        |  2 +-
>  fs/exfat/file.c         |  2 +-
>  fs/ext2/inode.c         |  2 +-
>  fs/ext4/inode.c         |  2 +-
>  fs/f2fs/file.c          |  2 +-
>  fs/fat/file.c           |  2 +-
>  fs/fuse/dir.c           |  2 +-
>  fs/gfs2/inode.c         |  2 +-
>  fs/hfsplus/inode.c      |  2 +-
>  fs/kernfs/inode.c       |  2 +-
>  fs/libfs.c              |  4 ++--
>  fs/minix/inode.c        |  2 +-
>  fs/nfs/inode.c          |  2 +-
>  fs/nfs/namespace.c      |  3 ++-
>  fs/ntfs3/file.c         |  2 +-
>  fs/ocfs2/file.c         |  2 +-
>  fs/orangefs/inode.c     |  2 +-
>  fs/proc/base.c          |  4 ++--
>  fs/proc/fd.c            |  2 +-
>  fs/proc/generic.c       |  2 +-
>  fs/proc/proc_net.c      |  2 +-
>  fs/proc/proc_sysctl.c   |  2 +-
>  fs/proc/root.c          |  3 ++-
>  fs/smb/client/inode.c   |  2 +-
>  fs/smb/server/smb2pdu.c | 22 +++++++++++-----------
>  fs/smb/server/vfs.c     |  3 ++-
>  fs/stat.c               | 18 ++++++++++--------
>  fs/sysv/itree.c         |  3 ++-
>  fs/ubifs/dir.c          |  2 +-
>  fs/udf/symlink.c        |  2 +-
>  fs/vboxsf/utils.c       |  2 +-
>  include/linux/fs.h      |  2 +-
>  mm/shmem.c              |  2 +-
>  40 files changed, 70 insertions(+), 62 deletions(-)
>
> [...]
>
> diff --git a/fs/smb/client/inode.c b/fs/smb/client/inode.c
> index 218f03dd3f52..93fe43789d7a 100644
> --- a/fs/smb/client/inode.c
> +++ b/fs/smb/client/inode.c
> @@ -2540,7 +2540,7 @@ int cifs_getattr(struct mnt_idmap *idmap, const struct path *path,
>  			return rc;
>  	}
>  
> -	generic_fillattr(&nop_mnt_idmap, inode, stat);
> +	generic_fillattr(&nop_mnt_idmap, request_mask, inode, stat);
>  	stat->blksize = cifs_sb->ctx->bsize;
>  	stat->ino = CIFS_I(inode)->uniqueid;

Reviewed-by: Paulo Alcantara (SUSE) <pc@xxxxxxxxxxxxx>



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