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HV: store a pointer to pdev instead to save memory.

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As we store the physical pci device info in a global pdev array, the vdev struct can
store a pointer to pdev instead.

Tracked-On: #2431
Signed-off-by: dongshen <dongsheng.x.zhang@intel.com>
Reviewed-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
dongshen
2019-01-24 18:52:34 -08:00
committed by ACRN System Integration
parent 6ba07e64b9
commit f4adb109de
9 changed files with 46 additions and 69 deletions
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8
hypervisor/dm/vpci/partition_mode.c
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@@ -72,13 +72,13 @@ static void partition_mode_pdev_init(struct pci_vdev *vdev)
uint32_t idx;
struct pci_bar *pbar, *vbar;
pdev_ref = find_pci_pdev(vdev->pdev.bdf);
pdev_ref = find_pci_pdev(vdev->pbdf);
if (pdev_ref != NULL) {
(void)memcpy_s((void *)&vdev->pdev, sizeof(struct pci_pdev), (void *)pdev_ref, sizeof(struct pci_pdev));
vdev->pdev = pdev_ref;
/* Sanity checking for vbar */
for (idx = 0U; idx < (uint32_t)PCI_BAR_COUNT; idx++) {
pbar = &vdev->pdev.bar[idx];
pbar = &vdev->pdev->bar[idx];
vbar = &vdev->bar[idx];
if (is_valid_bar(pbar)) {
@@ -116,7 +116,7 @@ static int32_t partition_mode_vpci_init(const struct acrn_vm *vm)
if (vdev->ops->init != NULL) {
if (vdev->ops->init(vdev) != 0) {
pr_err("%s() failed at PCI device (bdf %x)!", __func__,
pr_err("%s() failed at PCI device (vbdf %x)!", __func__,
vdev->vbdf);
}
}