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vfio/spapr: Make vfio_spapr_create/remove_window static

Browse source 
vfio_spapr_create_window calls vfio_spapr_remove_window,
With reoder of definition of the two, we can make
vfio_spapr_create/remove_window static.

No functional changes intended.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Zhenzhong Duan 2023-11-02 15:12:25 +08:00 • committed by Cédric Le Goater
parent 770c3b6e43
commit a17879f0e2
2 changed files with 24 additions and 30 deletions
Download patch file Download diff file Expand all files Collapse all files

48
hw/vfio/spapr.c
View file

@ -146,9 +146,30 @@ static const MemoryListener vfio_prereg_listener = {
.region_del = vfio_prereg_listener_region_del, .region_del = vfio_prereg_listener_region_del,
}; };
int vfio_spapr_create_window(VFIOContainer *container, static int vfio_spapr_remove_window(VFIOContainer *container,
MemoryRegionSection *section, hwaddr offset_within_address_space)
hwaddr *pgsize) {
struct vfio_iommu_spapr_tce_remove remove = {
.argsz = sizeof(remove),
.start_addr = offset_within_address_space,
};
int ret;
ret = ioctl(container->fd, VFIO_IOMMU_SPAPR_TCE_REMOVE, &remove);
if (ret) {
error_report("Failed to remove window at %"PRIx64,
(uint64_t)remove.start_addr);
return -errno;
}
trace_vfio_spapr_remove_window(offset_within_address_space);
return 0;
}
static int vfio_spapr_create_window(VFIOContainer *container,
MemoryRegionSection *section,
hwaddr *pgsize)
{ {
int ret = 0; int ret = 0;
IOMMUMemoryRegion *iommu_mr = IOMMU_MEMORY_REGION(section->mr); IOMMUMemoryRegion *iommu_mr = IOMMU_MEMORY_REGION(section->mr);
@ -238,27 +259,6 @@ int vfio_spapr_create_window(VFIOContainer *container,
return 0; return 0;
} }
int vfio_spapr_remove_window(VFIOContainer *container,
hwaddr offset_within_address_space)
{
struct vfio_iommu_spapr_tce_remove remove = {
.argsz = sizeof(remove),
.start_addr = offset_within_address_space,
};
int ret;
ret = ioctl(container->fd, VFIO_IOMMU_SPAPR_TCE_REMOVE, &remove);
if (ret) {
error_report("Failed to remove window at %"PRIx64,
(uint64_t)remove.start_addr);
return -errno;
}
trace_vfio_spapr_remove_window(offset_within_address_space);
return 0;
}
int vfio_container_add_section_window(VFIOContainer *container, int vfio_container_add_section_window(VFIOContainer *container,
MemoryRegionSection *section, MemoryRegionSection *section,
Error **errp) Error **errp)

6
include/hw/vfio/vfio-common.h
View file

@ -293,12 +293,6 @@ struct vfio_info_cap_header *
vfio_get_cap(void *ptr, uint32_t cap_offset, uint16_t id); vfio_get_cap(void *ptr, uint32_t cap_offset, uint16_t id);
#endif #endif
int vfio_spapr_create_window(VFIOContainer *container,
MemoryRegionSection *section,
hwaddr *pgsize);
int vfio_spapr_remove_window(VFIOContainer *container,
hwaddr offset_within_address_space);
bool vfio_migration_realize(VFIODevice *vbasedev, Error **errp); bool vfio_migration_realize(VFIODevice *vbasedev, Error **errp);
void vfio_migration_exit(VFIODevice *vbasedev); void vfio_migration_exit(VFIODevice *vbasedev);