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Use NULLVP instead of NULL.

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This commit is contained in:
KATO Takenori 1997-04-17 11:17:30 +00:00
parent eca4afb039
commit c5e17d9e2b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=24987
6 changed files with 22 additions and 22 deletions
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6
sys/fs/nullfs/null_subr.c
View File

@ -35,7 +35,7 @@
*
* @(#)null_subr.c 8.7 (Berkeley) 5/14/95
*
* $Id$
* $Id: null_subr.c,v 1.9 1997/02/22 09:40:21 peter Exp $
*/
#include <sys/param.h>
@ -122,7 +122,7 @@ loop:
}
}
return NULL;
return NULLVP;
}
@ -263,7 +263,7 @@ null_checkvp(vp, fil, lno)
panic("null_checkvp");
};
#endif
if (a->null_lowervp == NULL) {
if (a->null_lowervp == NULLVP) {
/* Should never happen */
int i; u_long *p;
printf("vp = %x, ZERO ptr\n", vp);

4
sys/fs/nullfs/null_vfsops.c
View File

@ -36,7 +36,7 @@
* @(#)null_vfsops.c 8.2 (Berkeley) 1/21/94
*
* @(#)lofs_vfsops.c 1.2 (Berkeley) 6/18/92
* $Id$
* $Id: null_vfsops.c,v 1.14 1997/02/22 09:40:21 peter Exp $
*/
/*
@ -127,7 +127,7 @@ nullfs_mount(mp, path, data, ndp, p)
lowerrootvp = ndp->ni_vp;
vrele(ndp->ni_dvp);
ndp->ni_dvp = NULL;
ndp->ni_dvp = NULLVP;
xmp = (struct null_mount *) malloc(sizeof(struct null_mount),
M_UFSMNT, M_WAITOK); /* XXX */

12
sys/fs/nullfs/null_vnops.c
View File

@ -37,11 +37,11 @@
*
* Ancestors:
* @(#)lofs_vnops.c 1.2 (Berkeley) 6/18/92
* $Id: null_vnops.c,v 1.15 1997/02/12 18:06:08 mpp Exp $
* $Id: null_vnops.c,v 1.16 1997/02/22 09:40:22 peter Exp $
* ...and...
* @(#)null_vnodeops.c 1.20 92/07/07 UCLA Ficus project
*
* $Id$
* $Id: null_vnops.c,v 1.16 1997/02/22 09:40:22 peter Exp $
*/
/*
@ -273,9 +273,9 @@ null_bypass(ap)
* are of our type. Check for and don't map any
* that aren't. (We must always map first vp or vclean fails.)
*/
if (i && (*this_vp_p == NULL ||
if (i && (*this_vp_p == NULLVP ||
(*this_vp_p)->v_op != null_vnodeop_p)) {
old_vps[i] = NULL;
old_vps[i] = NULLVP;
} else {
old_vps[i] = *this_vp_p;
*(vps_p[i]) = NULLVPTOLOWERVP(*this_vp_p);
@ -384,7 +384,7 @@ null_lookup(ap)
unlockargs.a_p = p;
vop_nounlock(&unlockargs);
}
if (vp != NULL && VOP_ISLOCKED(vp)) {
if (vp != NULLVP && VOP_ISLOCKED(vp)) {
lockargs.a_vp = vp;
lockargs.a_flags = LK_SHARED;
lockargs.a_p = p;
@ -568,7 +568,7 @@ null_reclaim(ap)
* so we can't call VOPs on ourself.
*/
/* After this assignment, this node will not be re-used. */
xp->null_lowervp = NULL;
xp->null_lowervp = NULLVP;
LIST_REMOVE(xp, null_hash);
FREE(vp->v_data, M_TEMP);
vp->v_data = NULL;

6
sys/miscfs/nullfs/null_subr.c
View File

@ -35,7 +35,7 @@
*
* @(#)null_subr.c 8.7 (Berkeley) 5/14/95
*
* $Id$
* $Id: null_subr.c,v 1.9 1997/02/22 09:40:21 peter Exp $
*/
#include <sys/param.h>
@ -122,7 +122,7 @@ loop:
}
}
return NULL;
return NULLVP;
}
@ -263,7 +263,7 @@ null_checkvp(vp, fil, lno)
panic("null_checkvp");
};
#endif
if (a->null_lowervp == NULL) {
if (a->null_lowervp == NULLVP) {
/* Should never happen */
int i; u_long *p;
printf("vp = %x, ZERO ptr\n", vp);

4
sys/miscfs/nullfs/null_vfsops.c
View File

@ -36,7 +36,7 @@
* @(#)null_vfsops.c 8.2 (Berkeley) 1/21/94
*
* @(#)lofs_vfsops.c 1.2 (Berkeley) 6/18/92
* $Id$
* $Id: null_vfsops.c,v 1.14 1997/02/22 09:40:21 peter Exp $
*/
/*
@ -127,7 +127,7 @@ nullfs_mount(mp, path, data, ndp, p)
lowerrootvp = ndp->ni_vp;
vrele(ndp->ni_dvp);
ndp->ni_dvp = NULL;
ndp->ni_dvp = NULLVP;
xmp = (struct null_mount *) malloc(sizeof(struct null_mount),
M_UFSMNT, M_WAITOK); /* XXX */

12
sys/miscfs/nullfs/null_vnops.c
View File

@ -37,11 +37,11 @@
*
* Ancestors:
* @(#)lofs_vnops.c 1.2 (Berkeley) 6/18/92
* $Id: null_vnops.c,v 1.15 1997/02/12 18:06:08 mpp Exp $
* $Id: null_vnops.c,v 1.16 1997/02/22 09:40:22 peter Exp $
* ...and...
* @(#)null_vnodeops.c 1.20 92/07/07 UCLA Ficus project
*
* $Id$
* $Id: null_vnops.c,v 1.16 1997/02/22 09:40:22 peter Exp $
*/
/*
@ -273,9 +273,9 @@ null_bypass(ap)
* are of our type. Check for and don't map any
* that aren't. (We must always map first vp or vclean fails.)
*/
if (i && (*this_vp_p == NULL ||
if (i && (*this_vp_p == NULLVP ||
(*this_vp_p)->v_op != null_vnodeop_p)) {
old_vps[i] = NULL;
old_vps[i] = NULLVP;
} else {
old_vps[i] = *this_vp_p;
*(vps_p[i]) = NULLVPTOLOWERVP(*this_vp_p);
@ -384,7 +384,7 @@ null_lookup(ap)
unlockargs.a_p = p;
vop_nounlock(&unlockargs);
}
if (vp != NULL && VOP_ISLOCKED(vp)) {
if (vp != NULLVP && VOP_ISLOCKED(vp)) {
lockargs.a_vp = vp;
lockargs.a_flags = LK_SHARED;
lockargs.a_p = p;
@ -568,7 +568,7 @@ null_reclaim(ap)
* so we can't call VOPs on ourself.
*/
/* After this assignment, this node will not be re-used. */
xp->null_lowervp = NULL;
xp->null_lowervp = NULLVP;
LIST_REMOVE(xp, null_hash);
FREE(vp->v_data, M_TEMP);
vp->v_data = NULL;