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[S390] cputime: add sparse checking and cleanup

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Make cputime_t and cputime64_t nocast to enable sparse checking to
detect incorrect use of cputime. Drop the cputime macros for simple
scalar operations. The conversion macros are still needed.

Signed-off-by: Martin Schwidefsky <[email protected]>
This commit is contained in:
Martin Schwidefsky 2011-12-15 14:56:09 +01:00
commit 648616343c
23 changed files with 323 additions and 429 deletions
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6
kernel/signal.c
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@ -1629,10 +1629,8 @@ bool do_notify_parent(struct task_struct *tsk, int sig)
info.si_uid = __task_cred(tsk)->uid;
rcu_read_unlock();
info.si_utime = cputime_to_clock_t(cputime_add(tsk->utime,
tsk->signal->utime));
info.si_stime = cputime_to_clock_t(cputime_add(tsk->stime,
tsk->signal->stime));
info.si_utime = cputime_to_clock_t(tsk->utime + tsk->signal->utime);
info.si_stime = cputime_to_clock_t(tsk->stime + tsk->signal->stime);
info.si_status = tsk->exit_code & 0x7f;
if (tsk->exit_code & 0x80)