hostmem: introduce host_memory_backend_mr_inited()
commit4728b5741040df8bd02a5ad8fd3c2beefae3dcb1
authorPeter Xu <peterx@redhat.com>
Fri, 10 Mar 2017 13:09:29 +0000 (10 21:09 +0800)
committerEduardo Habkost <ehabkost@redhat.com>
Thu, 20 Apr 2017 18:22:41 +0000 (20 15:22 -0300)
tree86294e46f43683248c85313a53b05e6214100eaa
parent991db247745c1de161d665f847fd28618212f2e8
hostmem: introduce host_memory_backend_mr_inited()

We were checking this against memory region size of host memory
backend's mr field to see whether the mr has been inited. This is
efficient but less elegant. Let's make a helper for it to avoid
confusions, along with some notes.

Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <1489151370-15453-2-git-send-email-peterx@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
backends/hostmem.c
include/sysemu/hostmem.h