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When NFS is compiled into the kernel, make NQNFS lease checking conditional

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on a "NQNFS" kernel config option. NQNFS is a 4.4 wart and the performance
penalty of the lease checks on the client/server for _local_ I/O is too high
to have this occur all the time - especially when most people will never
use it.
This commit is contained in:
David Greenman 1995-03-29 05:09:44 +00:00
parent 9f06251380
commit cb9db2b6ff
1 changed files with 6 additions and 1 deletions
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7
sys/sys/vnode.h
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)vnode.h 8.7 (Berkeley) 2/4/94
* $Id: vnode.h,v 1.16 1995/03/07 19:00:47 davidg Exp $
* $Id: vnode.h,v 1.17 1995/03/16 18:16:34 bde Exp $
*/
#ifndef _SYS_VNODE_H_
@ -237,9 +237,14 @@ extern void (*lease_check) __P((struct vnode *vp, struct proc *p,
extern void (*lease_updatetime) __P((int deltat));
#ifdef NFS
#ifdef NQNFS
#define LEASE_CHECK(vp, p, cred, flag) lease_check((vp), (p), (cred), (flag))
#define LEASE_UPDATETIME(dt) lease_updatetime(dt)
#else
#define LEASE_CHECK(vp, p, cred, flag)
#define LEASE_UPDATETIME(dt)
#endif /* NQNFS */
#else
#define LEASE_CHECK(vp, p, cred, flag) \
do { if(lease_check) lease_check((vp), (p), (cred), (flag)); } while(0)
#define LEASE_UPDATETIME(dt) \