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vdpa: stash memory region properties in vars 

Next changes uses this variables, so avoid call repeatedly to memory
region functions. No functional change intended.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Message-Id: <20240215103616.330518-2-eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eugenio Pérez 2024-02-15 11:36:15 +01:00 committed by Michael S. Tsirkin
parent c08da86dc4
commit a55834579a
1 changed files with 8 additions and 6 deletions
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14
hw/virtio/vhost-vdpa.c
View File

@ -47,12 +47,14 @@ static bool vhost_vdpa_listener_skipped_section(MemoryRegionSection *section,
int page_mask)
{
Int128 llend;
bool is_ram = memory_region_is_ram(section->mr);
bool is_iommu = memory_region_is_iommu(section->mr);
bool is_protected = memory_region_is_protected(section->mr);
if ((!memory_region_is_ram(section->mr) &&
!memory_region_is_iommu(section->mr)) ||
memory_region_is_protected(section->mr) ||
/* vhost-vDPA doesn't allow MMIO to be mapped */
memory_region_is_ram_device(section->mr)) {
/* vhost-vDPA doesn't allow MMIO to be mapped */
bool is_ram_device = memory_region_is_ram_device(section->mr);
if ((!is_ram && !is_iommu) || is_protected || is_ram_device) {
return true;
}
@ -69,7 +71,7 @@ static bool vhost_vdpa_listener_skipped_section(MemoryRegionSection *section,
* size that maps to the kernel
*/
if (!memory_region_is_iommu(section->mr)) {
if (!is_iommu) {
llend = vhost_vdpa_section_end(section, page_mask);
if (int128_gt(llend, int128_make64(iova_max))) {
error_report("RAM section out of device range (max=0x%" PRIx64