nfsd: report in /proc/fs/nfsd/clients/*/states when state is admin-re…

…voke

Add "admin-revoked" to the status information for any states that have
been admin-revoked.  This can be useful for confirming correct
behaviour.

Reviewed-by: Jeff Layton <[email protected]>
Signed-off-by: NeilBrown <[email protected]>
Signed-off-by: Chuck Lever <[email protected]>

fs/nfsd/nfs4state.c

@@ -2717,6 +2717,8 @@ static int nfs4_show_open(struct seq_file *s, struct nfs4_stid *st)
  }
  spin_unlock(&nf->fi_lock);
  nfs4_show_owner(s, oo);
+ if (st->sc_status & SC_STATUS_ADMIN_REVOKED)
+ seq_puts(s, ", admin-revoked");
  seq_puts(s, " }\n");
  return 0;
 }
@@ -2753,6 +2755,8 @@ static int nfs4_show_lock(struct seq_file *s, struct nfs4_stid *st)
  seq_puts(s, ", ");
  }
  nfs4_show_owner(s, oo);
+ if (st->sc_status & SC_STATUS_ADMIN_REVOKED)
+ seq_puts(s, ", admin-revoked");
  seq_puts(s, " }\n");
  spin_unlock(&nf->fi_lock);
  return 0;
@@ -2784,8 +2788,10 @@ static int nfs4_show_deleg(struct seq_file *s, struct nfs4_stid *st)
  seq_puts(s, ", ");
  nfs4_show_fname(s, file);
  }
- seq_puts(s, " }\n");
  spin_unlock(&nf->fi_lock);
+ if (st->sc_status & SC_STATUS_ADMIN_REVOKED)
+ seq_puts(s, ", admin-revoked");
+ seq_puts(s, " }\n");
  return 0;
 }
 
@@ -2809,6 +2815,8 @@ static int nfs4_show_layout(struct seq_file *s, struct nfs4_stid *st)
  seq_puts(s, ", ");
  nfs4_show_fname(s, file);
  }
+ if (st->sc_status & SC_STATUS_ADMIN_REVOKED)
+ seq_puts(s, ", admin-revoked");
  seq_puts(s, " }\n");
 
  return 0;