Merge branch 'v28-timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'v28-timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (36 commits)
  fix documentation of sysrq-q really
  Fix documentation of sysrq-q
  timer_list: add base address to clock base
  timer_list: print cpu number of clockevents device
  timer_list: print real timer address
  NOHZ: restart tick device from irq_enter()
  NOHZ: split tick_nohz_restart_sched_tick()
  NOHZ: unify the nohz function calls in irq_enter()
  timers: fix itimer/many thread hang, fix
  timers: fix itimer/many thread hang, v3
  ntp: improve adjtimex frequency rounding
  timekeeping: fix rounding problem during clock update
  ntp: let update_persistent_clock() sleep
  hrtimer: reorder struct hrtimer to save 8 bytes on 64bit builds
  posix-timers: lock_timer: make it readable
  posix-timers: lock_timer: kill the bogus ->it_id check
  posix-timers: kill ->it_sigev_signo and ->it_sigev_value
  posix-timers: sys_timer_create: cleanup the error handling
  posix-timers: move the initialization of timer->sigq from send to create path
  posix-timers: sys_timer_create: simplify and s/tasklist/rcu/
  ...

Fix trivial conflicts due to sysrq-q description clahes in
Documentation/sysrq.txt and drivers/char/sysrq.c

1 files changed, 7 insertions, 12 deletions

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index e2159063198a..8fcfa398d350 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1341,20 +1341,15 @@ static void fill_prstatus(struct elf_prstatus *prstatus,
         prstatus->pr_pgrp = task_pgrp_vnr(p);
         prstatus->pr_sid = task_session_vnr(p);
         if (thread_group_leader(p)) {
+                struct task_cputime cputime;
+
                 /*
-                 * This is the record for the group leader.  Add in the
-                 * cumulative times of previous dead threads.  This total
-                 * won't include the time of each live thread whose state
-                 * is included in the core dump.  The final total reported
-                 * to our parent process when it calls wait4 will include
-                 * those sums as well as the little bit more time it takes
-                 * this and each other thread to finish dying after the
-                 * core dump synchronization phase.
+                 * This is the record for the group leader.  It shows the
+                 * group-wide total, not its individual thread total.
                  */
-                cputime_to_timeval(cputime_add(p->utime, p->signal->utime),
-                                   &prstatus->pr_utime);
-                cputime_to_timeval(cputime_add(p->stime, p->signal->stime),
-                                   &prstatus->pr_stime);
+                thread_group_cputime(p, &cputime);
+                cputime_to_timeval(cputime.utime, &prstatus->pr_utime);
+                cputime_to_timeval(cputime.stime, &prstatus->pr_stime);
         } else {
                 cputime_to_timeval(p->utime, &prstatus->pr_utime);
                 cputime_to_timeval(p->stime, &prstatus->pr_stime);