On Fri, 11 May 2007 10:45:31 +0200
Tomas Janousek <[email protected]> wrote:
> Hello,
>
> On Thu, May 10, 2007 at 04:40:47PM -0700, Andrew Morton wrote:
> > Tomas Janousek <[email protected]> wrote:
> > > @@ -445,12 +445,14 @@ static int show_stat(struct seq_file *p, void *v)
> > > unsigned long jif;
> > > cputime64_t user, nice, system, idle, iowait, irq, softirq, steal;
> > > u64 sum = 0;
> > > + struct timespec boottime;
> > >
> > > user = nice = system = idle = iowait =
> > > irq = softirq = steal = cputime64_zero;
> > > - jif = - wall_to_monotonic.tv_sec;
> > > - if (wall_to_monotonic.tv_nsec)
> > > - --jif;
> > > + getboottime(&boottime);
> > > + jif = boottime.tv_sec;
> > > + if (boottime.tv_nsec)
> > > + ++jif;
> > >
> >
> > Is the switch from --jif to ++jif a functional change? If so, how come?
>
> Yes, I'm afraid it was.
>
> -----------------------
> From: Tomas Janousek <[email protected]>
> Date: Fri, 11 May 2007 10:34:55 +0200
> Subject: [PATCH] Lower the boot time to seconds, not ceil
>
> Restores the original behaviour of boot time calculation.
>
> Signed-off-by: Tomas Janousek <[email protected]>
> Cc: Andrew Morton <[email protected]>
> Cc: Tomas Smetana <[email protected]>
> Cc: John Stultz <[email protected]>
> ---
> fs/proc/proc_misc.c | 2 --
> 1 files changed, 0 insertions(+), 2 deletions(-)
>
> diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
> index d84956c..60b6210 100644
> --- a/fs/proc/proc_misc.c
> +++ b/fs/proc/proc_misc.c
> @@ -452,8 +452,6 @@ static int show_stat(struct seq_file *p, void *v)
> irq = softirq = steal = cputime64_zero;
> getboottime(&boottime);
> jif = boottime.tv_sec;
> - if (boottime.tv_nsec)
> - ++jif;
>
> for_each_possible_cpu(i) {
> int j;
So we've gone from --jif to ++jif to no change at all.
Are you sure that this net removal of --jif is correct?
-
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