diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/acct.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/kernel/acct.c b/kernel/acct.c index 4c85fdf615d..368c4f03fe0 100644 --- a/kernel/acct.c +++ b/kernel/acct.c @@ -428,7 +428,6 @@ static void do_acct_process(struct file *file) u64 elapsed; u64 run_time; struct timespec uptime; - unsigned long jiffies; /* * First check to see if there is enough free_space to continue @@ -469,12 +468,6 @@ static void do_acct_process(struct file *file) #endif do_div(elapsed, AHZ); ac.ac_btime = xtime.tv_sec - elapsed; - jiffies = cputime_to_jiffies(cputime_add(current->utime, - current->signal->utime)); - ac.ac_utime = encode_comp_t(jiffies_to_AHZ(jiffies)); - jiffies = cputime_to_jiffies(cputime_add(current->stime, - current->signal->stime)); - ac.ac_stime = encode_comp_t(jiffies_to_AHZ(jiffies)); /* we really need to bite the bullet and change layout */ ac.ac_uid = current->uid; ac.ac_gid = current->gid; @@ -497,16 +490,16 @@ static void do_acct_process(struct file *file) read_unlock(&tasklist_lock); spin_lock(¤t->sighand->siglock); + ac.ac_utime = encode_comp_t(jiffies_to_AHZ(cputime_to_jiffies(pacct->ac_utime))); + ac.ac_stime = encode_comp_t(jiffies_to_AHZ(cputime_to_jiffies(pacct->ac_stime))); ac.ac_flag = pacct->ac_flag; ac.ac_mem = encode_comp_t(pacct->ac_mem); + ac.ac_minflt = encode_comp_t(pacct->ac_minflt); + ac.ac_majflt = encode_comp_t(pacct->ac_majflt); ac.ac_exitcode = pacct->ac_exitcode; spin_unlock(¤t->sighand->siglock); ac.ac_io = encode_comp_t(0 /* current->io_usage */); /* %% */ ac.ac_rw = encode_comp_t(ac.ac_io / 1024); - ac.ac_minflt = encode_comp_t(current->signal->min_flt + - current->min_flt); - ac.ac_majflt = encode_comp_t(current->signal->maj_flt + - current->maj_flt); ac.ac_swaps = encode_comp_t(0); /* @@ -532,6 +525,7 @@ static void do_acct_process(struct file *file) void acct_init_pacct(struct pacct_struct *pacct) { memset(pacct, 0, sizeof(struct pacct_struct)); + pacct->ac_utime = pacct->ac_stime = cputime_zero; } /** @@ -555,7 +549,7 @@ void acct_collect(long exitcode, int group_dead) up_read(¤t->mm->mmap_sem); } - spin_lock(¤t->sighand->siglock); + spin_lock_irq(¤t->sighand->siglock); if (group_dead) pacct->ac_mem = vsize / 1024; if (thread_group_leader(current)) { @@ -569,7 +563,11 @@ void acct_collect(long exitcode, int group_dead) pacct->ac_flag |= ACORE; if (current->flags & PF_SIGNALED) pacct->ac_flag |= AXSIG; - spin_unlock(¤t->sighand->siglock); + pacct->ac_utime = cputime_add(pacct->ac_utime, current->utime); + pacct->ac_stime = cputime_add(pacct->ac_stime, current->stime); + pacct->ac_minflt += current->min_flt; + pacct->ac_majflt += current->maj_flt; + spin_unlock_irq(¤t->sighand->siglock); } /** |