diff options
author | Takashi Iwai <tiwai@suse.de> | 2012-01-31 15:13:14 +0100 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2012-01-31 15:13:14 +0100 |
commit | ea51e5040e24eefe44d70bc654a237ca1f0225b0 (patch) | |
tree | df2e5922dcdfafae62a10d8cd97f98121064fc23 /kernel/itimer.c | |
parent | 3422a47041b8cb8f14ac1e3926bcf711121df6dc (diff) | |
parent | 8dbd52daee38adaae4d5a674bcca837e694a4f4c (diff) |
Merge branch 'fix/asoc' into for-linus
Diffstat (limited to 'kernel/itimer.c')
-rw-r--r-- | kernel/itimer.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/kernel/itimer.c b/kernel/itimer.c index d802883153d..22000c3db0d 100644 --- a/kernel/itimer.c +++ b/kernel/itimer.c @@ -52,22 +52,22 @@ static void get_cpu_itimer(struct task_struct *tsk, unsigned int clock_id, cval = it->expires; cinterval = it->incr; - if (!cputime_eq(cval, cputime_zero)) { + if (cval) { struct task_cputime cputime; cputime_t t; thread_group_cputimer(tsk, &cputime); if (clock_id == CPUCLOCK_PROF) - t = cputime_add(cputime.utime, cputime.stime); + t = cputime.utime + cputime.stime; else /* CPUCLOCK_VIRT */ t = cputime.utime; - if (cputime_le(cval, t)) + if (cval < t) /* about to fire */ cval = cputime_one_jiffy; else - cval = cputime_sub(cval, t); + cval = cval - t; } spin_unlock_irq(&tsk->sighand->siglock); @@ -161,10 +161,9 @@ static void set_cpu_itimer(struct task_struct *tsk, unsigned int clock_id, cval = it->expires; cinterval = it->incr; - if (!cputime_eq(cval, cputime_zero) || - !cputime_eq(nval, cputime_zero)) { - if (cputime_gt(nval, cputime_zero)) - nval = cputime_add(nval, cputime_one_jiffy); + if (cval || nval) { + if (nval > 0) + nval += cputime_one_jiffy; set_process_cpu_timer(tsk, clock_id, &nval, &cval); } it->expires = nval; |