add FSCRED to identify opens by filesystems

SCCS-vsn: sys/sys/ucred.h 7.6

diff --git a/usr/src/sys/sys/ucred.h b/usr/src/sys/sys/ucred.h
index 0a4ae88..0290516 100644 (file)
--- a/usr/src/sys/sys/ucred.h
+++ b/usr/src/sys/sys/ucred.h
@@ -4,7 +4,7 @@
  *
  * %sccs.include.redist.c%
  *
  *
  * %sccs.include.redist.c%
  *

- *     @(#)ucred.h     7.5 (Berkeley) %G%
+ *     @(#)ucred.h     7.6 (Berkeley) %G%

  */
 
 #ifndef _UCRED_H_
  */
 
 #ifndef _UCRED_H_


@@ -20,7 +20,8 @@ struct ucred {
        gid_t   cr_groups[NGROUPS];     /* groups */
 };
 #define cr_gid cr_groups[0]
        gid_t   cr_groups[NGROUPS];     /* groups */
 };
 #define cr_gid cr_groups[0]

-#define NOCRED ((struct ucred *)-1)
+#define NOCRED ((struct ucred *)-1)    /* no credential available */
+#define FSCRED ((struct ucred *)-2)    /* filesystem credential */

 
 #ifdef KERNEL
 #define        crhold(cr)      (cr)->cr_ref++
 
 #ifdef KERNEL
 #define        crhold(cr)      (cr)->cr_ref++