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Allow VFS LKMs to override the default module dispatch functions if

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VFS_LKM_NO_DEFAULT_DISPATCH is defined.
This commit is contained in:
Alexander Langer 1998-07-25 15:52:10 +00:00
parent 4adac93d90
commit 38bfd69bda
1 changed files with 14 additions and 7 deletions
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21
sys/sys/mount.h
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)mount.h 8.21 (Berkeley) 5/20/95
* $Id: mount.h,v 1.61 1998/04/08 18:31:59 wosch Exp $
* $Id: mount.h,v 1.62 1998/05/06 05:29:39 msmith Exp $
*/
#ifndef _SYS_MOUNT_H_
@ -378,6 +378,18 @@ struct vfsops {
#include <sys/sysent.h>
#include <sys/lkm.h>
#ifdef VFS_LKM_NO_DEFAULT_DISPATCH
#define VFS_LKM_DISPATCH(fsname) \
extern int \
fsname ## _mod __P((struct lkm_table *, int, int));
#else
#define VFS_LKM_DISPATCH(fsname) \
int \
fsname ## _mod(struct lkm_table *lkmtp, int cmd, int ver) { \
MOD_DISPATCH(fsname, \
lkmtp, cmd, ver, lkm_nullcmd, lkm_nullcmd, lkm_nullcmd); }
#endif
#define VFS_SET(vfsops, fsname, index, flags) \
static struct vfsconf _fs_vfsconf = { \
&vfsops, \
@ -388,12 +400,7 @@ struct vfsops {
}; \
extern struct linker_set MODVNOPS; \
MOD_VFS(fsname,&MODVNOPS,&_fs_vfsconf); \
extern int \
fsname ## _mod __P((struct lkm_table *, int, int)); \
int \
fsname ## _mod(struct lkm_table *lkmtp, int cmd, int ver) { \
MOD_DISPATCH(fsname, \
lkmtp, cmd, ver, lkm_nullcmd, lkm_nullcmd, lkm_nullcmd); }
VFS_LKM_DISPATCH(fsname)
#else
#define VFS_SET(vfsops, fsname, index, flags) \