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| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-23 06:59:19 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-23 06:59:19 -0500 |
| commit | 749e4121d6ee7fd4495779730fbc6ae800d0317c (patch) | |
| tree | 9270ebabd9e3b57ef0427495ec9228f52454b608 /kernel/sched/psi.c | |
| parent | tty: serial: 21285: stop using the unused[] variable from struct uart_port (diff) | |
| parent | Linux 5.5-rc3 (diff) | |
| download | linux-dev-749e4121d6ee7fd4495779730fbc6ae800d0317c.tar.xz linux-dev-749e4121d6ee7fd4495779730fbc6ae800d0317c.zip | |
Merge 5.5-rc3 into tty-next
We need the tty/serial fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sched/psi.c')
| -rw-r--r-- | kernel/sched/psi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c index 517e3719027e..ce8f6748678a 100644 --- a/kernel/sched/psi.c +++ b/kernel/sched/psi.c @@ -185,7 +185,8 @@ static void group_init(struct psi_group *group) for_each_possible_cpu(cpu) seqcount_init(&per_cpu_ptr(group->pcpu, cpu)->seq); - group->avg_next_update = sched_clock() + psi_period; + group->avg_last_update = sched_clock(); + group->avg_next_update = group->avg_last_update + psi_period; INIT_DELAYED_WORK(&group->avgs_work, psi_avgs_work); mutex_init(&group->avgs_lock); /* Init trigger-related members */ @@ -481,7 +482,7 @@ static u64 window_update(struct psi_window *win, u64 now, u64 value) u32 remaining; remaining = win->size - elapsed; - growth += div_u64(win->prev_growth * remaining, win->size); + growth += div64_u64(win->prev_growth * remaining, win->size); } return growth; |