xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sgi-xp: base xpc_rsvd_page's timestamp on jiffies

Browse Source 
Change XPC's reserved page timestamp to be based on jiffies.

Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dean Nelson
2008-07-29 22:34:07 -07:00
committed by Linus Torvalds
parent 33ba3c7724
commit aaa3cd694c
4 changed files with 34 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/misc/sgi-xp/xpc_main.c
View File

@@ -233,7 +233,7 @@ xpc_timeout_partition_disengage_request(unsigned long data)
{
struct xpc_partition *part = (struct xpc_partition *)data;
DBUG_ON(time_before(jiffies, part->disengage_request_timeout));
DBUG_ON(time_is_after_jiffies(part->disengage_request_timeout));
(void)xpc_partition_disengaged(part);
@@ -262,7 +262,7 @@ xpc_hb_beater(unsigned long dummy)
{
xpc_increment_heartbeat();
if (time_after_eq(jiffies, xpc_hb_check_timeout))
if (time_is_before_eq_jiffies(xpc_hb_check_timeout))
wake_up_interruptible(&xpc_act_IRQ_wq);
xpc_hb_timer.expires = jiffies + (xpc_hb_interval * HZ);
@@ -312,7 +312,7 @@ xpc_hb_checker(void *ignore)
atomic_read(&xpc_act_IRQ_rcvd) - last_IRQ_count);
/* checking of remote heartbeats is skewed by IRQ handling */
if (time_after_eq(jiffies, xpc_hb_check_timeout)) {
if (time_is_before_eq_jiffies(xpc_hb_check_timeout)) {
dev_dbg(xpc_part, "checking remote heartbeats\n");
xpc_check_remote_hb();
@@ -344,8 +344,8 @@ xpc_hb_checker(void *ignore)
(void)wait_event_interruptible(xpc_act_IRQ_wq,
(last_IRQ_count <
atomic_read(&xpc_act_IRQ_rcvd)
|| time_after_eq(jiffies,
xpc_hb_check_timeout) ||
|| time_is_before_eq_jiffies(
xpc_hb_check_timeout) ||
xpc_exiting));
}
@@ -929,7 +929,7 @@ xpc_do_exit(enum xp_retval reason)
}
if (xpc_partition_engaged(-1UL)) {
if (time_after(jiffies, printmsg_time)) {
if (time_is_before_jiffies(printmsg_time)) {
dev_info(xpc_part, "waiting for remote "
"partitions to disengage, timeout in "
"%ld seconds\n",
@@ -964,7 +964,7 @@ xpc_do_exit(enum xp_retval reason)
DBUG_ON(xpc_any_hbs_allowed() != 0);
/* indicate to others that our reserved page is uninitialized */
xpc_rsvd_page->stamp = ZERO_STAMP;
xpc_rsvd_page->stamp = 0;
if (reason == xpUnloading) {
(void)unregister_die_notifier(&xpc_die_notifier);
@@ -1295,7 +1295,7 @@ xpc_init(void)
/* initialization was not successful */
out_4:
/* indicate to others that our reserved page is uninitialized */
xpc_rsvd_page->stamp = ZERO_STAMP;
xpc_rsvd_page->stamp = 0;
(void)unregister_die_notifier(&xpc_die_notifier);
(void)unregister_reboot_notifier(&xpc_reboot_notifier);