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| author | Paolo Bonzini <pbonzini@redhat.com> | 2015-12-09 11:44:25 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-12-17 17:33:48 +0100 |
| commit | 612263cf33062f7441a5d0e3b37c65991fdc3210 (patch) | |
| tree | b2f6e1e60a93546ac7e96647b67b113b102841fb /exec.c | |
| parent | a676854f3447019c7c4b005ab6aece905fccfddd (diff) | |
| download | qemu-612263cf33062f7441a5d0e3b37c65991fdc3210.tar.gz qemu-612263cf33062f7441a5d0e3b37c65991fdc3210.tar.bz2 qemu-612263cf33062f7441a5d0e3b37c65991fdc3210.zip | |
memory: avoid unnecessary object_ref/unref
For the common case of DMA into non-hotplugged RAM, it is unnecessary
but expensive to do object_ref/unref. Add back an owner field to
MemoryRegion, so that these memory regions can skip the reference
counting.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'exec.c')
0 files changed, 0 insertions, 0 deletions