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e9ae9dabfc
linux/arch/powerpc/platforms/pseries
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Brian King e9ae9dabfc powerpc: Remove redundant xics badness warning 
While testing cpu offlining, we are regularly seeing the WARN_ON go off
in xics_ipi_dispatch. It can occur when an IPI gets sent to the CPU while
it is going offline. There is already a similar WARN_ON in the handlers
for PPC_MSG_CALL_FUNCTION and PPC_MSG_CALL_FUNC_SINGLE, so the warning
is not needed in that path. The debugger handler handles this case by
simply ignoring IPIs for offline CPUs, so no warning is needed there.
And the reschedule IPI, which is what is occurring in our test environment,
can be safely ignored, so we can simply remove the WARN_ON from xics_ipi_dispatch.

Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2010-07-31 14:56:31 +10:00
..
cmm.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
dlpar.c powerpc/pseries/dlpar: Use kasprintf 2010-04-07 18:00:42 +10:00
dtl.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
eeh_cache.c powerpc/pseries/eeh: Use for_each_pci_dev() 2010-07-09 11:28:25 +10:00
eeh_driver.c powerpc/eeh: Fix a bug when pci structure is null 2010-02-17 14:02:47 +11:00
eeh_event.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
eeh_sysfs.c [POWERPC] Show EEH per-device false positives 2007-06-14 22:29:55 +10:00
eeh.c powerpc/eeh: Fix oops when probing in early boot 2010-05-21 17:31:09 +10:00
event_sources.c powerpc/pseries: Add WARN_ON() to request_event_sources_irqs() on irq allocation/request failure 2010-07-09 11:28:32 +10:00
firmware.c powerpc: Fix hypervisor TLB batching 2009-10-14 16:58:37 +11:00
hotplug-cpu.c powerpc/pseries: Partition hibernation support 2010-07-09 11:26:17 +10:00
hotplug-memory.c powerpc/pseries: Flush lazy kernel mappings after unplug operations 2010-04-28 16:23:24 +10:00
hvCall_inst.c tracing: fix for tracepoint API change 2010-05-28 10:20:14 -07:00
hvCall.S powerpc/pseries: Add hcall to read 4 ptes at a time in real mode 2010-05-21 17:31:10 +10:00
hvconsole.c [POWERPC] clean up pseries hcall interfaces 2006-08-01 16:19:15 +10:00
hvcserver.c [PATCH] powerpc/pseries: Change H_StudlyCaps to H_SHOUTING_CAPS 2006-04-01 22:36:57 +11:00
iommu.c of: eliminate of_device->node and dev_archdata->{of,prom}_node 2010-05-18 16:10:45 -06:00
Kconfig powerpc/pseries: Select XICS and PCI_MSI PSERIES 2009-12-18 14:54:25 +11:00
kexec.c powerpc/pseries: Call pseries_kexec_setup only on pseries 2008-06-30 22:30:57 +10:00
lpar.c powerpc/kexec: Speedup kexec hash PTE tear down 2010-05-21 17:31:11 +10:00
Makefile powerpc/pseries: Partition hibernation support 2010-07-09 11:26:17 +10:00
msi.c powerpc/pci: Fix regression in powerpc MSI-X 2009-11-05 17:06:27 +11:00
nvram.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
offline_states.h powerpc: Reset kernel stack on cpu online from cede state 2010-03-09 11:57:10 +11:00
pci_dlpar.c powerpc: Remove trailing space in messages 2010-02-09 13:56:23 +11:00
pci.c [POWERPC] Rename get_property to of_get_property: arch/powerpc 2007-04-13 03:55:19 +10:00
phyp_dump.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
plpar_wrappers.h powerpc/pseries: Add hcall to read 4 ptes at a time in real mode 2010-05-21 17:31:10 +10:00
power.c [POWERPC] Fix warning in pseries/power.c 2008-02-20 13:33:37 +11:00
pseries.h powerpc/pseries: Make request_ras_irqs() available to other pseries code 2010-05-21 17:31:12 +10:00
ras.c powerpc/pseries: Rename RAS_VECTOR_OFFSET to RTAS_VECTOR_EXTERNAL_INTERRUPT and move to rtas.h 2010-07-09 11:28:31 +10:00
reconfig.c powerpc/pseries: Use kstrdup 2010-07-09 11:28:37 +10:00
scanlog.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
setup.c powerpc: Use smt_snooze_delay=-1 to always busy loop 2010-05-21 17:31:12 +10:00
smp.c powerpc/cpumask: Convert pseries SMP code to new cpumask API 2010-05-06 17:41:50 +10:00
suspend.c powerpc/pseries: Partition hibernation support 2010-07-09 11:26:17 +10:00
xics.c powerpc: Remove redundant xics badness warning 2010-07-31 14:56:31 +10:00
xics.h powerpc/xics: Consolidate ipi message encode and decode 2008-10-13 16:24:16 +11:00