On Mon, 2011-01-17 at 15:29 -0600, Timur Tabi wrote:
> Improve the status messages that are displayed during some operations of the
> PowerPC watchdog timer driver. When the watchdog is enabled, the timeout is
> displayed as a number of seconds, instead of an obscure "period". The "period"
> is the position of a bit in a 64-bit timer register. The higher the value,
> the quicker the watchdog timeout occurs. Some people chose a high "period"
> value for the timer and get confused as to why the board resets within a
> few seconds.
>
> Messages displayed during open and close are now debug messages, so that they
> don't clutter the console by default. Finally, printk() is replaced with the
> pr_xxx() equivalent.
Minor nit bu
>
> - printk(KERN_INFO "PowerPC Book-E Watchdog Timer Loaded\n");
> + pr_info("PowerPC Book-E Watchdog Timer Loaded\n");
> ident.firmware_version = cur_cpu_spec->pvr_value;
>
> ret = misc_register(&booke_wdt_miscdev);
> if (ret) {
> - printk(KERN_CRIT "Cannot register miscdev on minor=%d: %d\n",
> - WATCHDOG_MINOR, ret);
> + pr_err("booke_wdt: cannot register device (minor=%u, ret=%i)\n",
> + WATCHDOG_MINOR, ret);
> return ret;
> }
>
> spin_lock(&booke_wdt_lock);
> if (booke_wdt_enabled == 1) {
> - printk(KERN_INFO
> - "PowerPC Book-E Watchdog Timer Enabled (wdt_period=%d)\n",
> - booke_wdt_period);
> + pr_info("booke_wdt: watchdog enabled (timeout = %llu sec)\n",
> + period_to_sec(booke_wdt_period));
> on_each_cpu(__booke_wdt_enable, NULL, 0);
> }
If you're going to cleanup the messages, then I think displaying:
PowerPC Book-E Watchdog Timer Loaded
booke_wdt: watchdog enabled (timeout = xxx sec)
Isn't very nice.
Lacks consistency ... you can prefix both lines the same way, or
maybe better print only one line with all the necessary info.
Ben.
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