[PATCH RESEND 16/36] signal: Convert obsolete cputime type to nsecs

Frederic Weisbecker
2017-01-31T03:19:04Z

Use the new nsec based cputime accessors as part of the whole cputime
conversion from cputime_t to nsecs.

Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Wanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
---
kernel/signal.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/kernel/signal.c b/kernel/signal.c
index b635221..13f9def 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1581,7 +1581,7 @@ bool do_notify_parent(struct task_struct *tsk, int sig)
unsigned long flags;
struct sighand_struct *psig;
bool autoreap = false;
- cputime_t utime, stime;
+ u64 utime, stime;

BUG_ON(sig == -1);

@@ -1619,9 +1619,9 @@ bool do_notify_parent(struct task_struct *tsk, int sig)
task_uid(tsk));
rcu_read_unlock();

- task_cputime_t(tsk, &utime, &stime);
- info.si_utime = cputime_to_clock_t(utime + nsecs_to_cputime(tsk->signal->utime));
- info.si_stime = cputime_to_clock_t(stime + nsecs_to_cputime(tsk->signal->stime));
+ task_cputime(tsk, &utime, &stime);
+ info.si_utime = nsec_to_clock_t(utime + tsk->signal->utime);
+ info.si_stime = nsec_to_clock_t(stime + tsk->signal->stime);

info.si_status = tsk->exit_code & 0x7f;
if (tsk->exit_code & 0x80)
@@ -1685,7 +1685,7 @@ static void do_notify_parent_cldstop(struct task_struct *tsk,
unsigned long flags;
struct task_struct *parent;
struct sighand_struct *sighand;
- cputime_t utime, stime;
+ u64 utime, stime;

if (for_ptracer) {
parent = tsk->parent;
@@ -1704,9 +1704,9 @@ static void do_notify_parent_cldstop(struct task_struct *tsk,
info.si_uid = from_kuid_munged(task_cred_xxx(parent, user_ns), task_uid(tsk));
rcu_read_unlock();

- task_cputime_t(tsk, &utime, &stime);
- info.si_utime = cputime_to_clock_t(utime);
- info.si_stime = cputime_to_clock_t(stime);
+ task_cputime(tsk, &utime, &stime);
+ info.si_utime = nsec_to_clock_t(utime);
+ info.si_stime = nsec_to_clock_t(stime);

info.si_code = why;
switch (why) {
--
2.7.4