Won't this overwrite the effect of the "uid" mount parameter?
linux_uid is set at mount time to either current uid or what is passed
in on uid (if "uid" is specified on mount). Your code seems to
unconditionally change that to ignore the uid passed in or mount.
On Mon, Sep 20, 2010 at 6:01 PM, Jeff Layton <jlayton@xxxxxxxxxx> wrote:
> ...when unix extensions aren't enabled. This makes everything on
> the mount appear to be owned by the current user.
>
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
> ---
> fs/cifs/inode.c | 8 ++++++++
> 1 files changed, 8 insertions(+), 0 deletions(-)
>
> diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
> index dcd0886..2256124 100644
> --- a/fs/cifs/inode.c
> +++ b/fs/cifs/inode.c
> @@ -1761,11 +1761,19 @@ check_inval:
> int cifs_getattr(struct vfsmount *mnt, struct dentry *dentry,
> struct kstat *stat)
> {
> + struct cifs_sb_info *cifs_sb = CIFS_SB(dentry->d_sb);
> + struct cifsTconInfo *tcon = cifs_sb_master_tcon(cifs_sb);
> int err = cifs_revalidate_dentry(dentry);
> +
> if (!err) {
> generic_fillattr(dentry->d_inode, stat);
> stat->blksize = CIFS_MAX_MSGSIZE;
> stat->ino = CIFS_I(dentry->d_inode)->uniqueid;
> + if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MULTIUSER &&
> + !tcon->unix_ext) {
> + stat->uid = current_fsuid();
> + stat->gid = current_fsgid();
> + }
> }
> return err;
> }
> --
> 1.7.2.3
>
>
--
Thanks,
Steve
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