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authorGreg Kurz <groug@kaod.org>2019-10-23 21:17:40 +0200
committerDavid Gibson <david@gibson.dropbear.id.au>2019-10-24 09:37:54 +1100
commit47c8c915b1628360d4d7d483e421e49b6bcfc371 (patch)
tree136d99d00f8e8149f1728cd4b002847eb93529a7 /CODING_STYLE.rst
parentcb97526aa47e0590a04bf90579b76584fbc0d79f (diff)
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spapr: Don't request to unplug the same core twice
We must not call spapr_drc_detach() on a detached DRC otherwise bad things can happen, ie. QEMU hangs or crashes. This is easily demonstrated with a CPU hotplug/unplug loop using QMP. Signed-off-by: Greg Kurz <groug@kaod.org> Message-Id: <157185826035.3073024.1664101000438499392.stgit@bahia.lan> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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