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Avoid more than two pending IPI interrupt vectors per local APIC
rS138528Unpublished
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Description

Avoid more than two pending IPI interrupt vectors per local APIC
as this may cause deadlocks.

This should fix kern/72123.

Discussed with: jhb
Tested by: Nik Azim Azam, Andy Farkas, Flack Man, Aykut KARA

Izzet BESKARDES, Jens Binnewies, Karl Keusgen

Approved by: sam (mentor)

Details

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upsAuthored on
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rS138527: Propagate TDF_NEEDRESCHED to replacement thread in sched_switch().
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Changes (4)

PathSize
head/
sys/
i386/
i386/
include/

rS138528

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head/sys/i386/i386/apic_vector.s

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head/sys/i386/i386/mp_machdep.c

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head/sys/i386/include/apicvar.h

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head/sys/i386/include/smp.h

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