#11080 NORM 1.75-so: printk timestamp doesn't start at 0
Zarro Boogs per Child
bugtracker at laptop.org
Wed Jul 20 13:40:21 EDT 2011
#11080: printk timestamp doesn't start at 0
--------------------+-------------------------------------------------------
Reporter: pgf | Owner: saadia
Type: defect | Status: new
Priority: normal | Milestone: 1.75-software
Component: kernel | Version: Development source as of this date
Keywords: | Next_action: never set
Verified: 0 | Deployment_affected:
Blockedby: | Blocking:
--------------------+-------------------------------------------------------
often, but not always, the initial dmesg output looks like:
{{{
....
0.000000] .data : 0xc0538000 - 0xc0562cf0 ( 172 kB)
[ 0.000000] NR_IRQS:320 nr_irqs:320 320
[ 0.000000] sched_clock: 32 bits at 6MHz, resolution 153ns, wraps every
660764ms
[ 0.000000] setting oneshot mode
[ 0.000000] setting periodic mode
[ 0.000000] Console: colour dummy device 80x30
[ 0.000000] console [tty0] enabled
[ 660.724445] Calibrating delay loop... 795.44 BogoMIPS (lpj=3977216)
[ 660.813823] pid_max: default: 32768 minimum: 301
[ 660.813901] Mount-cache hash table entries: 512
[ 660.814216] CPU: Testing write buffer coherency: ok
[ 660.817796] print_constraints: dummy:
....
}}}
when it happens, the jump is always 660. (i.e., the jump is either
0, or 660, but never anything else.)
--
Ticket URL: <http://dev.laptop.org/ticket/11080>
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