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convert to use it nanotime, but don't call it unless it is necessary.

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This commit is contained in:
christos 2005-09-12 16:55:01 +00:00
parent 54705baa2e
commit b9c29c4def
2 changed files with 23 additions and 23 deletions
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8
sys/fs/tmpfs/tmpfs_subr.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: tmpfs_subr.c,v 1.2 2005/09/10 22:28:57 jmmv Exp $ */
/* $NetBSD: tmpfs_subr.c,v 1.3 2005/09/12 16:55:01 christos Exp $ */
/*
* Copyright (c) 2005 The NetBSD Foundation, Inc.
@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tmpfs_subr.c,v 1.2 2005/09/10 22:28:57 jmmv Exp $");
__KERNEL_RCSID(0, "$NetBSD: tmpfs_subr.c,v 1.3 2005/09/12 16:55:01 christos Exp $");
#include <sys/param.h>
#include <sys/dirent.h>
@ -70,7 +70,6 @@ tmpfs_alloc_node(struct tmpfs_mount *tmp, enum vtype type,
uid_t uid, gid_t gid, mode_t mode, struct tmpfs_node *parent,
char *target, dev_t rdev, struct proc *p, struct tmpfs_node **node)
{
struct timeval tv;
struct tmpfs_node *nnode;
/* If the root directory of the 'tmp' file system is not yet
@ -108,8 +107,7 @@ tmpfs_alloc_node(struct tmpfs_mount *tmp, enum vtype type,
nnode->tn_status = 0;
nnode->tn_flags = 0;
nnode->tn_links = 0;
microtime(&tv);
TIMEVAL_TO_TIMESPEC(&tv, &nnode->tn_atime);
(void)nanotime(&nnode->tn_atime);
nnode->tn_birthtime = nnode->tn_ctime = nnode->tn_mtime =
nnode->tn_atime;
nnode->tn_uid = uid;

38
sys/fs/tmpfs/tmpfs_vnops.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: tmpfs_vnops.c,v 1.2 2005/09/10 22:28:57 jmmv Exp $ */
/* $NetBSD: tmpfs_vnops.c,v 1.3 2005/09/12 16:55:01 christos Exp $ */
/*
* Copyright (c) 2005 The NetBSD Foundation, Inc.
@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tmpfs_vnops.c,v 1.2 2005/09/10 22:28:57 jmmv Exp $");
__KERNEL_RCSID(0, "$NetBSD: tmpfs_vnops.c,v 1.3 2005/09/12 16:55:01 christos Exp $");
#include <sys/param.h>
#include <sys/dirent.h>
@ -1354,12 +1354,11 @@ int
tmpfs_update(void *v)
{
struct vnode *vp = ((struct vop_update_args *)v)->a_vp;
struct timespec *access = ((struct vop_update_args *)v)->a_access;
struct timespec *modify = ((struct vop_update_args *)v)->a_modify;
struct timespec *acc = ((struct vop_update_args *)v)->a_access;
struct timespec *mod = ((struct vop_update_args *)v)->a_modify;
int flags = ((struct vop_update_args *)v)->a_flags;
struct timespec ts;
struct timeval tv;
struct timespec *ts = NULL, tsb;
struct tmpfs_node *node;
KASSERT(VOP_ISLOCKED(vp));
@ -1370,18 +1369,21 @@ tmpfs_update(void *v)
; /* XXX Need to do anything special? */
if (node->tn_status != 0) {
microtime(&tv);
TIMEVAL_TO_TIMESPEC(&tv, &ts);
if (node->tn_status & TMPFS_NODE_ACCESSED)
node->tn_atime =
(access != NULL ? *access : ts);
if (node->tn_status & TMPFS_NODE_MODIFIED)
node->tn_mtime =
(modify != NULL ? *modify : ts);
if (node->tn_status & TMPFS_NODE_CHANGED)
node->tn_ctime = ts;
if (node->tn_status & TMPFS_NODE_ACCESSED) {
if (acc == NULL)
acc = ts == NULL ? (ts = nanotime(&tsb)) : ts;
node->tn_atime = *acc;
}
if (node->tn_status & TMPFS_NODE_MODIFIED) {
if (mod == NULL)
mod = ts == NULL ? (ts = nanotime(&tsb)) : ts;
node->tn_mtime = *mod;
}
if (node->tn_status & TMPFS_NODE_CHANGED) {
if (ts == NULL)
ts = nanotime(&tsb);
node->tn_ctime = *ts;
}
node->tn_status &=
~(TMPFS_NODE_ACCESSED | TMPFS_NODE_MODIFIED |
TMPFS_NODE_CHANGED);