On Fri, 2015-06-05 at 08:01 +1000, Michael Ellerman wrote: > On Thu, 2015-04-06 at 12:03:17 UTC, Vipin K Parashar wrote: > > This patch adds support for FSP (Flexible Service Processor) > > EPOW (Early Power Off Warning) and DPO (Delayed Power Off) events for > > the PowerNV platform. EPOW events are generated by FSP due to various > > critical system conditions that require system shutdown. A few examples > > of these conditions are high ambient temperature or system running on > > UPS power with low UPS battery. DPO event is generated in response to > > admin initiated system shutdown request. Upon receipt of EPOW and DPO > > events the host kernel invokes orderly_poweroff() for performing > > graceful system shutdown. > > > > Reviewed-by: Joel Stanley <j...@jms.id.au> > > Reviewed-by: Vaibhav Jain <vaib...@linux.vnet.ibm.com> > > Reviewed-by: Michael Ellerman <m...@ellerman.id.au> > > Signed-off-by: Vipin K Parashar <vi...@linux.vnet.ibm.com> > > Hi Vipin, >
And on my Tuleta I get: opal-power: OPAL EPOW, DPO support detected. opal-power: Existing EPOW event detected. reboot: Failed to start orderly shutdown: forcing the issue ------------[ cut here ]------------ WARNING: at kernel/workqueue.c:818 Modules linked in: CPU: 3 PID: 26 Comm: migration/3 Not tainted 4.1.0-rc3-13669-g704921b #80 task: c000000ff1745440 ti: c000000ff17ac000 task.ti: c000000ff17ac000 NIP: c0000000000ba48c LR: c0000000000ba430 CTR: c0000000000dbac0 REGS: c000000ff17af7d0 TRAP: 0700 Not tainted (4.1.0-rc3-13669-g704921b) MSR: 9000000100029033 <SF,HV,EE,ME,IR,DR,RI,LE> CR: 20000044 XER: 00000000 CFAR: c0000000000ba44c SOFTE: 0 GPR00: c0000000000cec7c c000000ff17afa50 c000000000d7ce20 c000000ff160fcc0 GPR04: 0000000000000000 0000000000000000 c000000000e10468 0000000000000000 GPR08: c000000000d2ce20 c000000ff90dd400 0000000000000001 c000000ff901dc98 GPR12: 0000000040000082 c000000001dc0d80 c0000000000c0b18 c000000ff817a540 GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000ff8380000 GPR24: c000000000c9dc00 c000000000daa8e0 c000000ff901dc00 0000000000000000 GPR28: 0000000000000004 c000000ff174ae04 c000000ff901dc00 0000000000000000 NIP [c0000000000ba48c] wq_worker_waking_up+0x7c/0xa0 LR [c0000000000ba430] wq_worker_waking_up+0x20/0xa0 Call Trace: [c000000ff17afa50] [c000000ff1749bc0] 0xc000000ff1749bc0 (unreliable) [c000000ff17afa80] [c0000000000cec7c] ttwu_do_activate.constprop.76+0x6c/0xa0 [c000000ff17afab0] [c0000000000d2958] try_to_wake_up+0x208/0x4a0 [c000000ff17afb30] [c0000000000eab94] __wake_up_common+0x84/0xf0 [c000000ff17afb90] [c0000000000eb744] complete+0x54/0x90 [c000000ff17afbd0] [c00000000014bac4] cpu_stop_signal_done+0x54/0x70 [c000000ff17afbf0] [c00000000014c324] cpu_stopper_thread+0xd4/0x1f0 [c000000ff17afd20] [c0000000000c5b20] smpboot_thread_fn+0x280/0x290 [c000000ff17afd80] [c0000000000c0c18] kthread+0x108/0x130 [c000000ff17afe30] [c00000000000956c] ret_from_kernel_thread+0x5c/0x70 Instruction dump: 7d00512d 40c2fff4 38210030 e8010010 ebe1fff8 7c0803a6 4e800020 60000000 60420000 3d02fffb 8948db7e 694a0001 <0b0a0000> 2faa0000 41feffbc 39400001 ---[ end trace de25982dcf3cffd9 ]--- reboot: Power down cheers _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev