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Searched refs:pfns (Results 1 – 18 of 18) sorted by relevance

/linux/drivers/xen/
A Dxlate_mmu.c193 xen_pfn_t *pfns; member
201 info->pfns[info->idx++] = gfn; in setup_balloon_gfn()
218 xen_pfn_t *pfns; in xen_xlate_map_ballooned_pages() local
230 pfns = kcalloc(nr_grant_frames, sizeof(pfns[0]), GFP_KERNEL); in xen_xlate_map_ballooned_pages()
231 if (!pfns) { in xen_xlate_map_ballooned_pages()
240 kfree(pfns); in xen_xlate_map_ballooned_pages()
244 data.pfns = pfns; in xen_xlate_map_ballooned_pages()
254 kfree(pfns); in xen_xlate_map_ballooned_pages()
259 *gfns = pfns; in xen_xlate_map_ballooned_pages()
A Dprivcmd.c727 xen_pfn_t *pfns = NULL; in privcmd_ioctl_mmap_resource() local
762 pfns = kcalloc(kdata.num, sizeof(*pfns), GFP_KERNEL); in privcmd_ioctl_mmap_resource()
763 if (!pfns) { in privcmd_ioctl_mmap_resource()
783 pfns[i] = pfn + (i % XEN_PFN_PER_PAGE); in privcmd_ioctl_mmap_resource()
790 set_xen_guest_handle(xdata.frame_list, pfns); in privcmd_ioctl_mmap_resource()
806 int num, *errs = (int *)pfns; in privcmd_ioctl_mmap_resource()
808 BUILD_BUG_ON(sizeof(*errs) > sizeof(*pfns)); in privcmd_ioctl_mmap_resource()
811 pfns, kdata.num, errs, in privcmd_ioctl_mmap_resource()
830 kfree(pfns); in privcmd_ioctl_mmap_resource()
/linux/drivers/gpu/drm/amd/amdgpu/
A Damdgpu_mn.c168 unsigned long *pfns; in amdgpu_hmm_range_get_pages() local
175 pfns = kvmalloc_array(npages, sizeof(*pfns), GFP_KERNEL); in amdgpu_hmm_range_get_pages()
176 if (unlikely(!pfns)) { in amdgpu_hmm_range_get_pages()
185 hmm_range->hmm_pfns = pfns; in amdgpu_hmm_range_get_pages()
220 pages[i] = hmm_pfn_to_page(pfns[i]); in amdgpu_hmm_range_get_pages()
227 kvfree(pfns); in amdgpu_hmm_range_get_pages()
/linux/drivers/gpu/drm/i915/gem/
A Di915_gem_pages.c319 unsigned long stack[32], *pfns = stack, i; in i915_gem_object_map_pfn() local
328 pfns = kvmalloc_array(n_pfn, sizeof(*pfns), GFP_KERNEL); in i915_gem_object_map_pfn()
329 if (!pfns) in i915_gem_object_map_pfn()
335 pfns[i++] = (iomap + addr) >> PAGE_SHIFT; in i915_gem_object_map_pfn()
336 vaddr = vmap_pfn(pfns, n_pfn, pgprot_writecombine(PAGE_KERNEL_IO)); in i915_gem_object_map_pfn()
337 if (pfns != stack) in i915_gem_object_map_pfn()
338 kvfree(pfns); in i915_gem_object_map_pfn()
/linux/drivers/virtio/
A Dvirtio_balloon.c115 __virtio32 pfns[VIRTIO_BALLOON_ARRAY_PFNS_MAX]; member
157 sg_init_one(&sg, vb->pfns, sizeof(vb->pfns[0]) * vb->num_pfns); in tell_host()
196 __virtio32 pfns[], struct page *page) in set_page_pfns() argument
207 pfns[i] = cpu_to_virtio32(vb->vdev, in set_page_pfns()
219 num = min(num, ARRAY_SIZE(vb->pfns)); in fill_balloon()
244 set_page_pfns(vb, vb->pfns + vb->num_pfns, page); in fill_balloon()
283 num = min(num, ARRAY_SIZE(vb->pfns)); in leak_balloon()
293 set_page_pfns(vb, vb->pfns + vb->num_pfns, page); in leak_balloon()
791 set_page_pfns(vb, vb->pfns, newpage); in virtballoon_migratepage()
799 set_page_pfns(vb, vb->pfns, page); in virtballoon_migratepage()
/linux/arch/powerpc/kvm/
A Dbook3s_hv_uvmem.c229 unsigned long *pfns; member
254 p->pfns = vzalloc(array_size(slot->npages, sizeof(*p->pfns))); in kvmppc_uvmem_slot_init()
255 if (!p->pfns) { in kvmppc_uvmem_slot_init()
279 vfree(p->pfns); in kvmppc_uvmem_slot_free()
298 p->pfns[index] = uvmem_pfn | flag; in kvmppc_mark_gfn()
300 p->pfns[index] = flag; in kvmppc_mark_gfn()
341 if (p->pfns[index] & KVMPPC_GFN_UVMEM_PFN) { in kvmppc_gfn_is_uvmem_pfn()
343 *uvmem_pfn = p->pfns[index] & in kvmppc_gfn_is_uvmem_pfn()
379 if (!(p->pfns[index] & KVMPPC_GFN_FLAG_MASK)) { in kvmppc_next_nontransitioned_gfn()
/linux/lib/
A Dtest_hmm.c164 unsigned long *pfns = range->hmm_pfns; in dmirror_do_fault() local
169 pfn++, pfns++) { in dmirror_do_fault()
177 WARN_ON(*pfns & HMM_PFN_ERROR); in dmirror_do_fault()
178 WARN_ON(!(*pfns & HMM_PFN_VALID)); in dmirror_do_fault()
180 page = hmm_pfn_to_page(*pfns); in dmirror_do_fault()
184 if (*pfns & HMM_PFN_WRITE) in dmirror_do_fault()
287 unsigned long pfns[64]; in dmirror_fault() local
290 .hmm_pfns = pfns, in dmirror_fault()
979 unsigned long pfns[64]; in dmirror_snapshot() local
983 .hmm_pfns = pfns, in dmirror_snapshot()
[all …]
/linux/mm/
A Dsparse.c204 unsigned long pfns; in subsection_map_init() local
206 pfns = min(nr_pages, PAGES_PER_SECTION in subsection_map_init()
209 subsection_mask_set(ms->usage->subsection_map, pfn, pfns); in subsection_map_init()
212 pfns, subsection_map_index(pfn), in subsection_map_init()
213 subsection_map_index(pfn + pfns - 1)); in subsection_map_init()
215 pfn += pfns; in subsection_map_init()
216 nr_pages -= pfns; in subsection_map_init()
A Dvmalloc.c2789 unsigned long *pfns; member
2798 if (WARN_ON_ONCE(pfn_valid(data->pfns[data->idx]))) in vmap_pfn_apply()
2800 *pte = pte_mkspecial(pfn_pte(data->pfns[data->idx++], data->prot)); in vmap_pfn_apply()
2813 void *vmap_pfn(unsigned long *pfns, unsigned int count, pgprot_t prot) in vmap_pfn() argument
2815 struct vmap_pfn_data data = { .pfns = pfns, .prot = pgprot_nx(prot) }; in vmap_pfn()
/linux/drivers/gpu/drm/nouveau/
A Dnouveau_svm.h34 void nouveau_pfns_free(u64 *pfns);
36 unsigned long addr, u64 *pfns, unsigned long npages);
A Dnouveau_dmem.c618 dma_addr_t *dma_addrs, u64 *pfns) in nouveau_dmem_migrate_chunk() argument
625 args->src[i], dma_addrs + nr_dma, pfns + i); in nouveau_dmem_migrate_chunk()
634 nouveau_pfns_map(svmm, args->vma->vm_mm, args->start, pfns, i); in nouveau_dmem_migrate_chunk()
660 u64 *pfns; in nouveau_dmem_migrate_vma() local
677 pfns = nouveau_pfns_alloc(max); in nouveau_dmem_migrate_vma()
678 if (!pfns) in nouveau_dmem_migrate_vma()
689 pfns); in nouveau_dmem_migrate_vma()
695 nouveau_pfns_free(pfns); in nouveau_dmem_migrate_vma()
A Dnouveau_svm.c887 nouveau_pfns_to_args(void *pfns) in nouveau_pfns_to_args() argument
889 return container_of(pfns, struct nouveau_pfnmap_args, p.phys); in nouveau_pfns_to_args()
909 nouveau_pfns_free(u64 *pfns) in nouveau_pfns_free() argument
911 struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns); in nouveau_pfns_free()
918 unsigned long addr, u64 *pfns, unsigned long npages) in nouveau_pfns_map() argument
920 struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns); in nouveau_pfns_map()
/linux/drivers/iommu/
A Diova.c805 unsigned long pfns[IOVA_MAG_SIZE]; member
836 struct iova *iova = private_find_iova(iovad, mag->pfns[i]); in iova_magazine_free_pfns()
869 for (i = mag->size - 1; mag->pfns[i] > limit_pfn; i--) in iova_magazine_pop()
874 pfn = mag->pfns[i]; in iova_magazine_pop()
875 mag->pfns[i] = mag->pfns[--mag->size]; in iova_magazine_pop()
884 mag->pfns[mag->size++] = pfn; in iova_magazine_push()
/linux/include/xen/
A Dxen-ops.h195 int xen_xlate_map_ballooned_pages(xen_pfn_t **pfns, void **vaddr,
/linux/include/linux/
A Dvmalloc.h160 void *vmap_pfn(unsigned long *pfns, unsigned int count, pgprot_t prot);
/linux/Documentation/vm/
A Dhmm.rst170 Both functions copy CPU page table entries into their pfns array argument. Each
210 /* Use pfns array content to update device page table,
227 for each entry in the pfns array.
243 range->pfns[index_of_write] = HMM_PFN_REQ_WRITE;
A Dmemory-model.rst149 :c:func:`get_user_pages` service for the given range of pfns. Since the
/linux/Documentation/virt/kvm/
A Dmmu.rst55 spte shadow pte (referring to pfns)

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