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authorDaniel P. Berrange <berrange@redhat.com>2016-10-04 14:35:53 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2016-10-12 09:54:52 +0200
commitb7d48952c375842bd669460fd8384d90cc12286c (patch)
treec3700df92a154775df306163d8307d6a8bfe4842 /scripts/tracetool/format/events_h.py
parentfe4db84d49545e669806d0cce12b3aa384e04ac3 (diff)
downloadfocaccia-qemu-b7d48952c375842bd669460fd8384d90cc12286c.tar.gz
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trace: dynamically allocate trace_dstate in CPUState
The CPUState struct has a bitmap tracking which VCPU
events are currently active. This is indexed based on
the event ID values, and sized according the maximum
TraceEventVCPUID enum value.

When we start dynamically assigning IDs at runtime,
we can't statically declare a bitmap without making
an assumption about the max event count. This problem
can be solved by dynamically allocating the per-CPU
dstate bitmap.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: LluĂ­s Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 1475588159-30598-15-git-send-email-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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