diff options
| author | Daniel Kiper <dkiper@net-space.pl> | 2011-03-08 22:47:39 +0100 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-03-14 11:34:20 -0400 |
| commit | 95170b2e23d4e98843b4833d27fae7bf0910e19c (patch) | |
| tree | a9b76ba407c43b923a757ec2c85004bbd5e066b7 /drivers | |
| parent | 06f521d5d67a23d91add6f1beb73edc6f2b70d0c (diff) | |
xen/balloon: Migration from mod_timer() to schedule_delayed_work()
Migration from mod_timer() to schedule_delayed_work().
Signed-off-by: Daniel Kiper <dkiper@net-space.pl>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/xen/balloon.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index b4206fd6b1b..9206ff7514e 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -99,8 +99,7 @@ static LIST_HEAD(ballooned_pages); /* Main work function, always executed in process context. */ static void balloon_process(struct work_struct *work); -static DECLARE_WORK(balloon_worker, balloon_process); -static struct timer_list balloon_timer; +static DECLARE_DELAYED_WORK(balloon_worker, balloon_process); /* When ballooning out (allocating memory to return to Xen) we don't really want the kernel to try too hard since that can trigger the oom killer. */ @@ -172,11 +171,6 @@ static struct page *balloon_next_page(struct page *page) return list_entry(next, struct page, lru); } -static void balloon_alarm(unsigned long unused) -{ - schedule_work(&balloon_worker); -} - static unsigned long current_target(void) { unsigned long target = balloon_stats.target_pages; @@ -333,7 +327,7 @@ static void balloon_process(struct work_struct *work) /* Schedule more work if there is some still to be done. */ if (current_target() != balloon_stats.current_pages) - mod_timer(&balloon_timer, jiffies + HZ); + schedule_delayed_work(&balloon_worker, HZ); mutex_unlock(&balloon_mutex); } @@ -343,7 +337,7 @@ static void balloon_set_new_target(unsigned long target) { /* No need for lock. Not read-modify-write updates. */ balloon_stats.target_pages = target; - schedule_work(&balloon_worker); + schedule_delayed_work(&balloon_worker, 0); } static struct xenbus_watch target_watch = @@ -400,10 +394,6 @@ static int __init balloon_init(void) balloon_stats.balloon_low = 0; balloon_stats.balloon_high = 0; - init_timer(&balloon_timer); - balloon_timer.data = 0; - balloon_timer.function = balloon_alarm; - register_balloon(&balloon_sysdev); /* |