Displaying 3 results from an estimated 3 matches for "io_apic_".
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io_apic
2018 Feb 09
3
retpoline mitigation and 6.0
...> > next boot failure to "it goes away if I compile io_apic.c without
> > > retpoline", bisecting it per-function would help to further delay the
> > > bit where I actually have to start *thinking*...
> >
> > It's mp_register_ioapic(), and only when io_apic_unique_id() gets
> > inlined, at which point bad things start happening.
> >
> > [ 0.000000] mp_register_ioapic, 0 fec00000 0 c1b2fe88
> > [ 0.000000] At line 412, gsi_base is 0
> > [ 0.000000] At line 425, gsi_base is -1043715332
> > [ 0.000000] At li...
2018 Feb 09
0
retpoline mitigation and 6.0
...aving isolated the
> > next boot failure to "it goes away if I compile io_apic.c without
> > retpoline", bisecting it per-function would help to further delay the
> > bit where I actually have to start *thinking*...
>
> It's mp_register_ioapic(), and only when io_apic_unique_id() gets
> inlined, at which point bad things start happening.
>
> [ 0.000000] mp_register_ioapic, 0 fec00000 0 c1b2fe88
> [ 0.000000] At line 412, gsi_base is 0
> [ 0.000000] At line 425, gsi_base is -1043715332
> [ 0.000000] At line 427, gsi_base is -10437153...
2018 Feb 09
2
retpoline mitigation and 6.0
...the function attribute? Having isolated the
> next boot failure to "it goes away if I compile io_apic.c without
> retpoline", bisecting it per-function would help to further delay the
> bit where I actually have to start *thinking*...
It's mp_register_ioapic(), and only when io_apic_unique_id() gets
inlined, at which point bad things start happening.
[ 0.000000] mp_register_ioapic, 0 fec00000 0 c1b2fe88
[ 0.000000] At line 412, gsi_base is 0
[ 0.000000] At line 425, gsi_base is -1043715332
[ 0.000000] At line 427, gsi_base is -1043715332
http://git.infradead.org/u...