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SubjectRe: v2.6.20-rt1, yum/rpm
From
Ingo Molnar napisał(a):
> i have released the v2.6.20-rt1 kernel, which can be downloaded from the
> usual place:
>
> http://redhat.com/~mingo/realtime-preempt/
>
> more info about the -rt patchset can be found in the RT wiki:

2.6.20-rt2

echo shutdown > /sys/power/disk; echo disk > /sys/power/state
Disabling non-boot CPUs ...
CPU1 playing dead
[<c01041a3>] dump_trace+0x63/0x1eb
[<c0104348>] show_trace_log_lvl+0x1d/0x3a
[<c0104a23>] show_trace+0x12/0x14
[<c0104ab6>] dump_stack+0x16/0x18
[<c01013a5>] cpu_idle+0x8d/0x11e
[<c0112d05>] start_secondary+0x35a/0x362
=======================
---------------------------
| preempt count: 00000001 ]
| 1-level deep critical section nesting:
----------------------------------------
.. [<c010142b>] .... cpu_idle+0x113/0x11e
.....[<c0112d05>] .. ( <= start_secondary+0x35a/0x362)
0xc010142b is in cpu_idle (arch/i386/kernel/process.c:204).
199 tick_nohz_restart_sched_tick();
200 local_irq_disable();
201 __preempt_enable_no_resched();
202 __schedule();
203 preempt_disable();
204 local_irq_enable();
205 }
206 }
207
208 void cpu_idle_wait(void)
0xc0112d05 is in start_secondary (arch/i386/kernel/smpboot.c:432).
427 /* We can take interrupts now: we're officially "up". */
428 local_irq_enable();
429
430 wmb();
431 cpu_idle();
432 }
433
434 /*
435 * Everything has been set up for the secondary
436 * CPUs - they just need to reload everything

lapic suspend on CPU#0
[<c01041a3>] dump_trace+0x63/0x1eb
[<c0104348>] show_trace_log_lvl+0x1d/0x3a
[<c0104a23>] show_trace+0x12/0x14
[<c0104ab6>] dump_stack+0x16/0x18
[<c0113ac8>] lapic_suspend+0xd8/0x101
[<c02543c0>] sysdev_suspend+0x8d/0x1ee
[<c0258117>] device_power_down+0x119/0x152
[<c014ab42>] swsusp_suspend+0x17/0x67
[<c014b2a1>] pm_suspend_disk+0x9a/0x161
[<c014a169>] enter_state+0x52/0x1bb
[<c014a358>] state_store+0x86/0x9c
[<c01abed4>] subsys_attr_store+0x20/0x25
[<c01ac176>] sysfs_write_file+0xa1/0xc2
[<c0177962>] vfs_write+0xaf/0x163
[<c0177fda>] sys_write+0x40/0x67
[<c01030e0>] syscall_call+0x7/0xb
[<b7f74410>] 0xb7f74410
=======================
---------------------------
| preempt count: 00000000 ]
| 0-level deep critical section nesting:
----------------------------------------
swsusp: critical section:
swsusp: Need to copy 122686 pages
swsusp: Normal pages needed: 36485 + 1024 + 40, available pages: 192889
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU0: Intel P4/Xeon Extended MCE MSRs (12) available
CPU0: Thermal monitoring enabled
lapic resume on CPU#0
[<c01041a3>] dump_trace+0x63/0x1eb
[<c0104348>] show_trace_log_lvl+0x1d/0x3a
[<c0104a23>] show_trace+0x12/0x14
[<c0104ab6>] dump_stack+0x16/0x18
[<c0113b22>] lapic_resume+0x31/0x1c3
[<c025404e>] __sysdev_resume+0x14/0x57
[<c025453a>] sysdev_resume+0x19/0x54
[<c02585a7>] device_power_up+0x8/0xf
[<c014ab85>] swsusp_suspend+0x5a/0x67
[<c014b2a1>] pm_suspend_disk+0x9a/0x161
[<c014a169>] enter_state+0x52/0x1bb
[<c014a358>] state_store+0x86/0x9c
[<c01abed4>] subsys_attr_store+0x20/0x25
[<c01ac176>] sysfs_write_file+0xa1/0xc2
[<c0177962>] vfs_write+0xaf/0x163
[<c0177fda>] sys_write+0x40/0x67
[<c01030e0>] syscall_call+0x7/0xb
[<b7f74410>] 0xb7f74410
=======================
---------------------------
| preempt count: 00000000 ]
| 0-level deep critical section nesting:
----------------------------------------
http://www.stardust.webpages.pl/files/tbf/euridica/2.6.20-rt2/rt-dmesg2
http://www.stardust.webpages.pl/files/tbf/euridica/2.6.20-rt2/rt-config

Regards,
Michal

--
Michal K. K. Piotrowski
LTG - Linux Testers Group
(http://www.stardust.webpages.pl/ltg/)
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