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SubjectRe: [PATCH 11/17] staging: lustre: libcfs: discard cfs_time_shift().

> This function simply multiplies by HZ and adds jiffies.
> This is simple enough to be opencoded, and doing so
> makes the code easier to read.
>
> Same for cfs_time_shift_64()

Reviewed-by: James Simmons <jsimmons@infradead.org>

> Signed-off-by: NeilBrown <neilb@suse.com>
> ---
> .../lustre/include/linux/libcfs/libcfs_time.h | 5 ----
> .../lustre/include/linux/libcfs/linux/linux-time.h | 5 ----
> .../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 12 +++++----
> .../staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c | 4 ++-
> .../staging/lustre/lnet/klnds/socklnd/socklnd.c | 4 ++-
> .../staging/lustre/lnet/klnds/socklnd/socklnd_cb.c | 12 +++++----
> drivers/staging/lustre/lnet/lnet/net_fault.c | 26 ++++++++++----------
> drivers/staging/lustre/lnet/lnet/router.c | 2 +-
> drivers/staging/lustre/lustre/ldlm/ldlm_request.c | 2 +-
> drivers/staging/lustre/lustre/ldlm/ldlm_resource.c | 2 +-
> drivers/staging/lustre/lustre/llite/llite_lib.c | 4 ++-
> drivers/staging/lustre/lustre/llite/lproc_llite.c | 12 +++++----
> drivers/staging/lustre/lustre/llite/statahead.c | 2 +-
> drivers/staging/lustre/lustre/lmv/lmv_obd.c | 2 +-
> drivers/staging/lustre/lustre/lov/lov_obd.c | 2 +-
> drivers/staging/lustre/lustre/mdc/mdc_request.c | 2 +-
> .../lustre/lustre/obdclass/lprocfs_status.c | 12 +++++----
> .../staging/lustre/lustre/obdclass/obd_config.c | 2 +-
> drivers/staging/lustre/lustre/osc/osc_request.c | 2 +-
> drivers/staging/lustre/lustre/ptlrpc/pinger.c | 6 ++---
> drivers/staging/lustre/lustre/ptlrpc/service.c | 2 +-
> 21 files changed, 56 insertions(+), 66 deletions(-)
>
> diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_time.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_time.h
> index 7b41a129f041..0ebbde4ec8e8 100644
> --- a/drivers/staging/lustre/include/linux/libcfs/libcfs_time.h
> +++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_time.h
> @@ -50,11 +50,6 @@ static inline int cfs_time_aftereq(unsigned long t1, unsigned long t2)
> return time_before_eq(t2, t1);
> }
>
> -static inline unsigned long cfs_time_shift(int seconds)
> -{
> - return jiffies + seconds * HZ;
> -}
> -
> /*
> * return valid time-out based on user supplied one. Currently we only check
> * that time-out is not shorted than allowed.
> diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h
> index b3a80531bd71..ff3aae2f1231 100644
> --- a/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h
> +++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h
> @@ -65,11 +65,6 @@ static inline long cfs_duration_sec(long d)
> return d / msecs_to_jiffies(MSEC_PER_SEC);
> }
>
> -static inline u64 cfs_time_shift_64(int seconds)
> -{
> - return get_jiffies_64() + (u64)seconds * HZ;
> -}
> -
> static inline int cfs_time_before_64(u64 t1, u64 t2)
> {
> return (__s64)t2 - (__s64)t1 > 0;
> diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
> index 7df07f39b849..276bf486f64b 100644
> --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
> +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
> @@ -1446,7 +1446,7 @@ static int kiblnd_create_fmr_pool(struct kib_fmr_poolset *fps,
> if (rc)
> goto out_fpo;
>
> - fpo->fpo_deadline = cfs_time_shift(IBLND_POOL_DEADLINE);
> + fpo->fpo_deadline = jiffies + IBLND_POOL_DEADLINE * HZ;
> fpo->fpo_owner = fps;
> *pp_fpo = fpo;
>
> @@ -1619,7 +1619,7 @@ int kiblnd_fmr_pool_map(struct kib_fmr_poolset *fps, struct kib_tx *tx,
> spin_lock(&fps->fps_lock);
> version = fps->fps_version;
> list_for_each_entry(fpo, &fps->fps_pool_list, fpo_list) {
> - fpo->fpo_deadline = cfs_time_shift(IBLND_POOL_DEADLINE);
> + fpo->fpo_deadline = jiffies + IBLND_POOL_DEADLINE * HZ;
> fpo->fpo_map_count++;
>
> if (fpo->fpo_is_fmr) {
> @@ -1743,7 +1743,7 @@ int kiblnd_fmr_pool_map(struct kib_fmr_poolset *fps, struct kib_tx *tx,
> fps->fps_version++;
> list_add_tail(&fpo->fpo_list, &fps->fps_pool_list);
> } else {
> - fps->fps_next_retry = cfs_time_shift(IBLND_POOL_RETRY);
> + fps->fps_next_retry = jiffies + IBLND_POOL_RETRY * HZ;
> }
> spin_unlock(&fps->fps_lock);
>
> @@ -1764,7 +1764,7 @@ static void kiblnd_init_pool(struct kib_poolset *ps, struct kib_pool *pool, int
>
> memset(pool, 0, sizeof(*pool));
> INIT_LIST_HEAD(&pool->po_free_list);
> - pool->po_deadline = cfs_time_shift(IBLND_POOL_DEADLINE);
> + pool->po_deadline = jiffies + IBLND_POOL_DEADLINE * HZ;
> pool->po_owner = ps;
> pool->po_size = size;
> }
> @@ -1899,7 +1899,7 @@ struct list_head *kiblnd_pool_alloc_node(struct kib_poolset *ps)
> continue;
>
> pool->po_allocated++;
> - pool->po_deadline = cfs_time_shift(IBLND_POOL_DEADLINE);
> + pool->po_deadline = jiffies + IBLND_POOL_DEADLINE * HZ;
> node = pool->po_free_list.next;
> list_del(node);
>
> @@ -1947,7 +1947,7 @@ struct list_head *kiblnd_pool_alloc_node(struct kib_poolset *ps)
> if (!rc) {
> list_add_tail(&pool->po_list, &ps->ps_pool_list);
> } else {
> - ps->ps_next_retry = cfs_time_shift(IBLND_POOL_RETRY);
> + ps->ps_next_retry = jiffies + IBLND_POOL_RETRY * HZ;
> CERROR("Can't allocate new %s pool because out of memory\n",
> ps->ps_name);
> }
> diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> index c1c3277f4c1f..f9761d8f2e3e 100644
> --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> @@ -3700,13 +3700,13 @@ kiblnd_failover_thread(void *arg)
> LASSERT(dev->ibd_failover);
> dev->ibd_failover = 0;
> if (rc >= 0) { /* Device is OK or failover succeed */
> - dev->ibd_next_failover = cfs_time_shift(3);
> + dev->ibd_next_failover = jiffies + 3 * HZ;
> continue;
> }
>
> /* failed to failover, retry later */
> dev->ibd_next_failover =
> - cfs_time_shift(min(dev->ibd_failed_failover, 10));
> + jiffies + min(dev->ibd_failed_failover, 10) * HZ;
> if (kiblnd_dev_can_failover(dev)) {
> list_add_tail(&dev->ibd_fail_list,
> &kiblnd_data.kib_failed_devs);
> diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
> index 4546618c1c12..16c1ab0b0bd9 100644
> --- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
> +++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
> @@ -1287,7 +1287,7 @@ ksocknal_create_conn(struct lnet_ni *ni, struct ksock_route *route,
> conn->ksnc_tx_last_post = jiffies;
> /* Set the deadline for the outgoing HELLO to drain */
> conn->ksnc_tx_bufnob = sock->sk->sk_wmem_queued;
> - conn->ksnc_tx_deadline = cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + conn->ksnc_tx_deadline = jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
> mb(); /* order with adding to peer's conn list */
>
> list_add(&conn->ksnc_list, &peer->ksnp_conns);
> @@ -1852,7 +1852,7 @@ ksocknal_query(struct lnet_ni *ni, lnet_nid_t nid, unsigned long *when)
> if (bufnob < conn->ksnc_tx_bufnob) {
> /* something got ACKed */
> conn->ksnc_tx_deadline =
> - cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
> peer->ksnp_last_alive = now;
> conn->ksnc_tx_bufnob = bufnob;
> }
> diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
> index 5b34c7c030ad..1ace54c9b133 100644
> --- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
> +++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
> @@ -221,7 +221,7 @@ ksocknal_transmit(struct ksock_conn *conn, struct ksock_tx *tx)
> * something got ACKed
> */
> conn->ksnc_tx_deadline =
> - cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
> conn->ksnc_peer->ksnp_last_alive = jiffies;
> conn->ksnc_tx_bufnob = bufnob;
> mb();
> @@ -269,7 +269,7 @@ ksocknal_recv_iter(struct ksock_conn *conn)
>
> conn->ksnc_peer->ksnp_last_alive = jiffies;
> conn->ksnc_rx_deadline =
> - cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
> mb(); /* order with setting rx_started */
> conn->ksnc_rx_started = 1;
>
> @@ -405,7 +405,7 @@ ksocknal_check_zc_req(struct ksock_tx *tx)
>
> /* ZC_REQ is going to be pinned to the peer */
> tx->tx_deadline =
> - cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
>
> LASSERT(!tx->tx_msg.ksm_zc_cookies[0]);
>
> @@ -677,7 +677,7 @@ ksocknal_queue_tx_locked(struct ksock_tx *tx, struct ksock_conn *conn)
> if (list_empty(&conn->ksnc_tx_queue) && !bufnob) {
> /* First packet starts the timeout */
> conn->ksnc_tx_deadline =
> - cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
> if (conn->ksnc_tx_bufnob > 0) /* something got ACKed */
> conn->ksnc_peer->ksnp_last_alive = jiffies;
> conn->ksnc_tx_bufnob = 0;
> @@ -858,7 +858,7 @@ ksocknal_launch_packet(struct lnet_ni *ni, struct ksock_tx *tx,
> ksocknal_find_connecting_route_locked(peer)) {
> /* the message is going to be pinned to the peer */
> tx->tx_deadline =
> - cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
> + jiffies + *ksocknal_tunables.ksnd_timeout * HZ;
>
> /* Queue the message until a connection is established */
> list_add_tail(&tx->tx_list, &peer->ksnp_tx_queue);
> @@ -2308,7 +2308,7 @@ ksocknal_send_keepalive_locked(struct ksock_peer *peer)
> * retry 10 secs later, so we wouldn't put pressure
> * on this peer if we failed to send keepalive this time
> */
> - peer->ksnp_send_keepalive = cfs_time_shift(10);
> + peer->ksnp_send_keepalive = jiffies + 10 * HZ;
>
> conn = ksocknal_find_conn_locked(peer, NULL, 1);
> if (conn) {
> diff --git a/drivers/staging/lustre/lnet/lnet/net_fault.c b/drivers/staging/lustre/lnet/lnet/net_fault.c
> index 3928e9a74d6f..05d7b754815a 100644
> --- a/drivers/staging/lustre/lnet/lnet/net_fault.c
> +++ b/drivers/staging/lustre/lnet/lnet/net_fault.c
> @@ -169,9 +169,9 @@ lnet_drop_rule_add(struct lnet_fault_attr *attr)
>
> rule->dr_attr = *attr;
> if (attr->u.drop.da_interval) {
> - rule->dr_time_base = cfs_time_shift(attr->u.drop.da_interval);
> - rule->dr_drop_time = cfs_time_shift(
> - prandom_u32_max(attr->u.drop.da_interval));
> + rule->dr_time_base = jiffies + attr->u.drop.da_interval * HZ;
> + rule->dr_drop_time = jiffies +
> + prandom_u32_max(attr->u.drop.da_interval) * HZ;
> } else {
> rule->dr_drop_at = prandom_u32_max(attr->u.drop.da_rate);
> }
> @@ -279,9 +279,9 @@ lnet_drop_rule_reset(void)
> if (attr->u.drop.da_rate) {
> rule->dr_drop_at = prandom_u32_max(attr->u.drop.da_rate);
> } else {
> - rule->dr_drop_time = cfs_time_shift(
> - prandom_u32_max(attr->u.drop.da_interval));
> - rule->dr_time_base = cfs_time_shift(attr->u.drop.da_interval);
> + rule->dr_drop_time = jiffies +
> + prandom_u32_max(attr->u.drop.da_interval) * HZ;
> + rule->dr_time_base = jiffies + attr->u.drop.da_interval * HZ;
> }
> spin_unlock(&rule->dr_lock);
> }
> @@ -513,7 +513,7 @@ delay_rule_match(struct lnet_delay_rule *rule, lnet_nid_t src,
>
> list_add_tail(&msg->msg_list, &rule->dl_msg_list);
> msg->msg_delay_send = round_timeout(
> - cfs_time_shift(attr->u.delay.la_latency));
> + jiffies + attr->u.delay.la_latency * HZ);
> if (rule->dl_msg_send == -1) {
> rule->dl_msg_send = msg->msg_delay_send;
> mod_timer(&rule->dl_timer, rule->dl_msg_send);
> @@ -767,9 +767,9 @@ lnet_delay_rule_add(struct lnet_fault_attr *attr)
>
> rule->dl_attr = *attr;
> if (attr->u.delay.la_interval) {
> - rule->dl_time_base = cfs_time_shift(attr->u.delay.la_interval);
> - rule->dl_delay_time = cfs_time_shift(
> - prandom_u32_max(attr->u.delay.la_interval));
> + rule->dl_time_base = jiffies + attr->u.delay.la_interval * HZ;
> + rule->dl_delay_time = jiffies +
> + prandom_u32_max(attr->u.delay.la_interval) * HZ;
> } else {
> rule->dl_delay_at = prandom_u32_max(attr->u.delay.la_rate);
> }
> @@ -920,9 +920,9 @@ lnet_delay_rule_reset(void)
> rule->dl_delay_at = prandom_u32_max(attr->u.delay.la_rate);
> } else {
> rule->dl_delay_time =
> - cfs_time_shift(prandom_u32_max(
> - attr->u.delay.la_interval));
> - rule->dl_time_base = cfs_time_shift(attr->u.delay.la_interval);
> + jiffies + prandom_u32_max(
> + attr->u.delay.la_interval) * HZ;
> + rule->dl_time_base = jiffies + attr->u.delay.la_interval * HZ;
> }
> spin_unlock(&rule->dl_lock);
> }
> diff --git a/drivers/staging/lustre/lnet/lnet/router.c b/drivers/staging/lustre/lnet/lnet/router.c
> index 4595a7ad4336..c72d4f4454ec 100644
> --- a/drivers/staging/lustre/lnet/lnet/router.c
> +++ b/drivers/staging/lustre/lnet/lnet/router.c
> @@ -1026,7 +1026,7 @@ lnet_ping_router_locked(struct lnet_peer *rtr)
>
> if (!rtr->lp_ping_deadline) {
> rtr->lp_ping_deadline =
> - cfs_time_shift(router_ping_timeout);
> + jiffies + router_ping_timeout * HZ;
> }
>
> lnet_net_unlock(rtr->lp_cpt);
> diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
> index 6eb42f16040d..647e85b16c02 100644
> --- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
> +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
> @@ -118,7 +118,7 @@ static void ldlm_expired_completion_wait(struct ldlm_lock *lock, __u32 conn_cnt)
> lock->l_last_activity));
> if (cfs_time_after(jiffies, next_dump)) {
> last_dump = next_dump;
> - next_dump = cfs_time_shift(300);
> + next_dump = jiffies + 300 * HZ;
> ldlm_namespace_dump(D_DLMTRACE,
> ldlm_lock_to_ns(lock));
> if (last_dump == 0)
> diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
> index ccd0c082e39b..6c615b6e9bdc 100644
> --- a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
> +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
> @@ -1323,7 +1323,7 @@ void ldlm_namespace_dump(int level, struct ldlm_namespace *ns)
> ldlm_res_hash_dump,
> (void *)(unsigned long)level, 0);
> spin_lock(&ns->ns_lock);
> - ns->ns_next_dump = cfs_time_shift(10);
> + ns->ns_next_dump = jiffies + 10 * HZ;
> spin_unlock(&ns->ns_lock);
> }
>
> diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c
> index e7500c53fafc..60dbe888e336 100644
> --- a/drivers/staging/lustre/lustre/llite/llite_lib.c
> +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c
> @@ -257,7 +257,7 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt)
> * available
> */
> err = obd_statfs(NULL, sbi->ll_md_exp, osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_FOR_MDT0);
> if (err)
> goto out_md_fid;
> @@ -1675,7 +1675,7 @@ int ll_statfs(struct dentry *de, struct kstatfs *sfs)
>
> /* Some amount of caching on the client is allowed */
> rc = ll_statfs_internal(sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> 0);
> if (rc)
> return rc;
> diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c
> index 644bea2f9d37..164fe4d6b6b8 100644
> --- a/drivers/staging/lustre/lustre/llite/lproc_llite.c
> +++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c
> @@ -53,7 +53,7 @@ static ssize_t blocksize_show(struct kobject *kobj, struct attribute *attr,
> int rc;
>
> rc = ll_statfs_internal(sbi->ll_sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc)
> return sprintf(buf, "%u\n", osfs.os_bsize);
> @@ -71,7 +71,7 @@ static ssize_t kbytestotal_show(struct kobject *kobj, struct attribute *attr,
> int rc;
>
> rc = ll_statfs_internal(sbi->ll_sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc) {
> __u32 blk_size = osfs.os_bsize >> 10;
> @@ -96,7 +96,7 @@ static ssize_t kbytesfree_show(struct kobject *kobj, struct attribute *attr,
> int rc;
>
> rc = ll_statfs_internal(sbi->ll_sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc) {
> __u32 blk_size = osfs.os_bsize >> 10;
> @@ -121,7 +121,7 @@ static ssize_t kbytesavail_show(struct kobject *kobj, struct attribute *attr,
> int rc;
>
> rc = ll_statfs_internal(sbi->ll_sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc) {
> __u32 blk_size = osfs.os_bsize >> 10;
> @@ -146,7 +146,7 @@ static ssize_t filestotal_show(struct kobject *kobj, struct attribute *attr,
> int rc;
>
> rc = ll_statfs_internal(sbi->ll_sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc)
> return sprintf(buf, "%llu\n", osfs.os_files);
> @@ -164,7 +164,7 @@ static ssize_t filesfree_show(struct kobject *kobj, struct attribute *attr,
> int rc;
>
> rc = ll_statfs_internal(sbi->ll_sb, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc)
> return sprintf(buf, "%llu\n", osfs.os_ffree);
> diff --git a/drivers/staging/lustre/lustre/llite/statahead.c b/drivers/staging/lustre/lustre/llite/statahead.c
> index 6f996acf6aa8..b4a6ee6c83f3 100644
> --- a/drivers/staging/lustre/lustre/llite/statahead.c
> +++ b/drivers/staging/lustre/lustre/llite/statahead.c
> @@ -523,7 +523,7 @@ static void ll_agl_trigger(struct inode *inode, struct ll_statahead_info *sai)
> * affect the performance.
> */
> if (lli->lli_glimpse_time != 0 &&
> - time_before(cfs_time_shift(-1), lli->lli_glimpse_time)) {
> + time_before(jiffies - 1 * HZ, lli->lli_glimpse_time)) {
> up_write(&lli->lli_glimpse_sem);
> lli->lli_agl_index = 0;
> iput(inode);
> diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
> index e8a9b9902c37..7be931039e3c 100644
> --- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c
> +++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
> @@ -876,7 +876,7 @@ static int lmv_iocontrol(unsigned int cmd, struct obd_export *exp,
> return -EFAULT;
>
> rc = obd_statfs(NULL, tgt->ltd_exp, &stat_buf,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> 0);
> if (rc)
> return rc;
> diff --git a/drivers/staging/lustre/lustre/lov/lov_obd.c b/drivers/staging/lustre/lustre/lov/lov_obd.c
> index ec70c12e5b40..355e87ecc62d 100644
> --- a/drivers/staging/lustre/lustre/lov/lov_obd.c
> +++ b/drivers/staging/lustre/lustre/lov/lov_obd.c
> @@ -1063,7 +1063,7 @@ static int lov_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
>
> /* got statfs data */
> rc = obd_statfs(NULL, lov->lov_tgts[index]->ltd_exp, &stat_buf,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> flags);
> if (rc)
> return rc;
> diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c
> index 3b1c8e5a3053..266fa90cb03d 100644
> --- a/drivers/staging/lustre/lustre/mdc/mdc_request.c
> +++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c
> @@ -2104,7 +2104,7 @@ static int mdc_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
> }
>
> rc = mdc_statfs(NULL, obd->obd_self_export, &stat_buf,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> 0);
> if (rc != 0)
> goto out;
> diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
> index 2ed350527398..eb6396add78d 100644
> --- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
> +++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
> @@ -407,7 +407,7 @@ static ssize_t blocksize_show(struct kobject *kobj, struct attribute *attr,
> obd_kobj);
> struct obd_statfs osfs;
> int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc)
> return sprintf(buf, "%u\n", osfs.os_bsize);
> @@ -423,7 +423,7 @@ static ssize_t kbytestotal_show(struct kobject *kobj, struct attribute *attr,
> obd_kobj);
> struct obd_statfs osfs;
> int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc) {
> __u32 blk_size = osfs.os_bsize >> 10;
> @@ -446,7 +446,7 @@ static ssize_t kbytesfree_show(struct kobject *kobj, struct attribute *attr,
> obd_kobj);
> struct obd_statfs osfs;
> int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc) {
> __u32 blk_size = osfs.os_bsize >> 10;
> @@ -469,7 +469,7 @@ static ssize_t kbytesavail_show(struct kobject *kobj, struct attribute *attr,
> obd_kobj);
> struct obd_statfs osfs;
> int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc) {
> __u32 blk_size = osfs.os_bsize >> 10;
> @@ -492,7 +492,7 @@ static ssize_t filestotal_show(struct kobject *kobj, struct attribute *attr,
> obd_kobj);
> struct obd_statfs osfs;
> int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc)
> return sprintf(buf, "%llu\n", osfs.os_files);
> @@ -508,7 +508,7 @@ static ssize_t filesfree_show(struct kobject *kobj, struct attribute *attr,
> obd_kobj);
> struct obd_statfs osfs;
> int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
> - cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
> + get_jiffies_64() - OBD_STATFS_CACHE_SECONDS * HZ,
> OBD_STATFS_NODELAY);
> if (!rc)
> return sprintf(buf, "%llu\n", osfs.os_ffree);
> diff --git a/drivers/staging/lustre/lustre/obdclass/obd_config.c b/drivers/staging/lustre/lustre/obdclass/obd_config.c
> index 277576b586db..eab03766236f 100644
> --- a/drivers/staging/lustre/lustre/obdclass/obd_config.c
> +++ b/drivers/staging/lustre/lustre/obdclass/obd_config.c
> @@ -269,7 +269,7 @@ static int class_attach(struct lustre_cfg *lcfg)
> /* obd->obd_osfs_age must be set to a value in the distant
> * past to guarantee a fresh statfs is fetched on mount.
> */
> - obd->obd_osfs_age = cfs_time_shift_64(-1000);
> + obd->obd_osfs_age = get_jiffies_64() - 1000 * HZ;
>
> /* XXX belongs in setup not attach */
> init_rwsem(&obd->obd_observer_link_sem);
> diff --git a/drivers/staging/lustre/lustre/osc/osc_request.c b/drivers/staging/lustre/lustre/osc/osc_request.c
> index 9966fc7af789..04d801f11ace 100644
> --- a/drivers/staging/lustre/lustre/osc/osc_request.c
> +++ b/drivers/staging/lustre/lustre/osc/osc_request.c
> @@ -617,7 +617,7 @@ static void osc_announce_cached(struct client_obd *cli, struct obdo *oa,
> void osc_update_next_shrink(struct client_obd *cli)
> {
> cli->cl_next_shrink_grant =
> - cfs_time_shift(cli->cl_grant_shrink_interval);
> + jiffies + cli->cl_grant_shrink_interval * HZ;
> CDEBUG(D_CACHE, "next time %ld to shrink grant\n",
> cli->cl_next_shrink_grant);
> }
> diff --git a/drivers/staging/lustre/lustre/ptlrpc/pinger.c b/drivers/staging/lustre/lustre/ptlrpc/pinger.c
> index e836591c5936..7057b4447035 100644
> --- a/drivers/staging/lustre/lustre/ptlrpc/pinger.c
> +++ b/drivers/staging/lustre/lustre/ptlrpc/pinger.c
> @@ -108,7 +108,7 @@ static void ptlrpc_update_next_ping(struct obd_import *imp, int soon)
> at_get(&imp->imp_at.iat_net_latency));
> time = min(time, dtime);
> }
> - imp->imp_next_ping = cfs_time_shift(time);
> + imp->imp_next_ping = jiffies + time * HZ;
> }
>
> static inline int imp_is_deactive(struct obd_import *imp)
> @@ -120,9 +120,9 @@ static inline int imp_is_deactive(struct obd_import *imp)
> static inline int ptlrpc_next_reconnect(struct obd_import *imp)
> {
> if (imp->imp_server_timeout)
> - return cfs_time_shift(obd_timeout / 2);
> + return jiffies + obd_timeout / 2 * HZ;
> else
> - return cfs_time_shift(obd_timeout);
> + return jiffies + obd_timeout * HZ;
> }
>
> static long pinger_check_timeout(unsigned long time)
> diff --git a/drivers/staging/lustre/lustre/ptlrpc/service.c b/drivers/staging/lustre/lustre/ptlrpc/service.c
> index e71046db28e5..4265e8d00ca5 100644
> --- a/drivers/staging/lustre/lustre/ptlrpc/service.c
> +++ b/drivers/staging/lustre/lustre/ptlrpc/service.c
> @@ -922,7 +922,7 @@ static void ptlrpc_at_set_timer(struct ptlrpc_service_part *svcpt)
> if (next <= 0) {
> ptlrpc_at_timer(&svcpt->scp_at_timer);
> } else {
> - mod_timer(&svcpt->scp_at_timer, cfs_time_shift(next));
> + mod_timer(&svcpt->scp_at_timer, jiffies + next * HZ);
> CDEBUG(D_INFO, "armed %s at %+ds\n",
> svcpt->scp_service->srv_name, next);
> }
>
>
>

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