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| author | Paolo Bonzini <pbonzini@redhat.com> | 2017-06-29 15:27:41 +0200 |
|---|---|---|
| committer | Fam Zheng <famz@redhat.com> | 2017-07-17 11:28:15 +0800 |
| commit | 1e886639791762e89b51aa0507f523c6a1448831 (patch) | |
| tree | 0dd8ee307a4282fc631e8f8a20de6ae4dced666b /block/vpc.c | |
| parent | 667221c10d05a22573dae1928880bca525f8cd20 (diff) | |
vdi: make it thread-safe
The VirtualBox driver is using a mutex to order all allocating writes,
but it is not protecting accesses to the bitmap because they implicitly
happen under the AioContext mutex. Change this to use a CoRwlock
explicitly.
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20170629132749.997-4-pbonzini@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Diffstat (limited to 'block/vpc.c')
0 files changed, 0 insertions, 0 deletions