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Searched refs:pfns (Results 1 – 25 of 25) sorted by relevance

/linux/drivers/iommu/iommufd/
H A Dpages.c269 unsigned long *pfns; member
280 batch->pfns[0] = 0; in batch_clear()
298 batch->pfns[0] = batch->pfns[batch->end - 1] + in batch_clear_carry()
311 batch->pfns[0] += skip_pfns; in batch_skip_carry()
319 const size_t elmsz = sizeof(*batch->pfns) + sizeof(*batch->npfns); in __batch_init()
322 batch->pfns = temp_kmalloc(&size, backup, backup_len); in __batch_init()
323 if (!batch->pfns) in __batch_init()
328 batch->npfns = (u32 *)(batch->pfns + batch->array_size); in __batch_init()
346 if (batch->pfns != backup) in batch_destroy()
347 kfree(batch->pfns); in batch_destroy()
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/linux/drivers/xen/
H 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()
H A Dprivcmd.c741 xen_pfn_t *pfns = NULL; in privcmd_ioctl_mmap_resource() local
776 pfns = kcalloc(kdata.num, sizeof(*pfns), GFP_KERNEL | __GFP_NOWARN); in privcmd_ioctl_mmap_resource()
777 if (!pfns) { in privcmd_ioctl_mmap_resource()
798 pfns[i] = pfn + (i % XEN_PFN_PER_PAGE); in privcmd_ioctl_mmap_resource()
805 set_xen_guest_handle(xdata.frame_list, pfns); in privcmd_ioctl_mmap_resource()
821 int num, *errs = (int *)pfns; in privcmd_ioctl_mmap_resource()
823 BUILD_BUG_ON(sizeof(*errs) > sizeof(*pfns)); in privcmd_ioctl_mmap_resource()
826 pfns, kdata.num, errs, in privcmd_ioctl_mmap_resource()
845 kfree(pfns); in privcmd_ioctl_mmap_resource()
/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_hmm.c177 unsigned long *pfns; in amdgpu_hmm_range_get_pages() local
184 pfns = kvmalloc_array(npages, sizeof(*pfns), GFP_KERNEL); in amdgpu_hmm_range_get_pages()
185 if (unlikely(!pfns)) { in amdgpu_hmm_range_get_pages()
194 hmm_range->hmm_pfns = pfns; in amdgpu_hmm_range_get_pages()
223 hmm_range->hmm_pfns = pfns; in amdgpu_hmm_range_get_pages()
231 pages[i] = hmm_pfn_to_page(pfns[i]); in amdgpu_hmm_range_get_pages()
238 kvfree(pfns); in amdgpu_hmm_range_get_pages()
H A Damdgpu_umc.h163 uint64_t pa_addr, uint64_t *pfns, int len);
H A Damdgpu_umc.c467 uint64_t pa_addr, uint64_t *pfns, int len) in amdgpu_umc_lookup_bad_pages_in_a_row() argument
487 pfns[i] = err_data.err_addr[i].retired_page; in amdgpu_umc_lookup_bad_pages_in_a_row()
/linux/drivers/gpu/drm/xe/
H A Dxe_hmm.c238 unsigned long *pfns; in xe_hmm_userptr_populate_range() local
273 pfns = kvmalloc_array(npages, sizeof(*pfns), GFP_KERNEL); in xe_hmm_userptr_populate_range()
274 if (unlikely(!pfns)) in xe_hmm_userptr_populate_range()
285 hmm_range.hmm_pfns = pfns; in xe_hmm_userptr_populate_range()
335 kvfree(pfns); in xe_hmm_userptr_populate_range()
343 kvfree(pfns); in xe_hmm_userptr_populate_range()
/linux/tools/mm/
H A Dthpmaps229 def thp_parse(vma, kpageflags, ranges, indexes, vfns, pfns, anons, heads):
399 pfns = pmes & PM_PFN_MASK
400 pfns = pfns[present]
404 pfn_vec = cont_ranges_all([pfns], [pfns])[0]
411 pfns = pfns[thps]
416 ranges = cont_ranges_all([vfns, pfns], [indexes, vfns, pfns])
418 thpstats = thp_parse(vma, kpageflags, ranges, indexes, vfns, pfns, anons, heads)
/linux/drivers/dma-buf/
H A Dudmabuf.c112 unsigned long *pfns; in vmap_udmabuf() local
122 pfns = kvmalloc_array(ubuf->pagecount, sizeof(*pfns), GFP_KERNEL); in vmap_udmabuf()
123 if (!pfns) in vmap_udmabuf()
130 pfns[pg] = pfn; in vmap_udmabuf()
133 vaddr = vmap_pfn(pfns, ubuf->pagecount, PAGE_KERNEL); in vmap_udmabuf()
134 kvfree(pfns); in vmap_udmabuf()
/linux/drivers/virtio/
H A Dvirtio_balloon.c106 /* The array of pfns we tell the Host about. */
108 __virtio32 pfns[VIRTIO_BALLOON_ARRAY_PFNS_MAX]; member
188 sg_init_one(&sg, vb->pfns, sizeof(vb->pfns[0]) * vb->num_pfns); in tell_host()
227 __virtio32 pfns[], struct page *page) in set_page_pfns() argument
234 * Set balloon pfns pointing at this page. in set_page_pfns()
238 pfns[i] = cpu_to_virtio32(vb->vdev, in set_page_pfns()
250 num = min(num, ARRAY_SIZE(vb->pfns)); in fill_balloon()
275 set_page_pfns(vb, vb->pfns + vb->num_pfns, page); in fill_balloon()
314 num = min(num, ARRAY_SIZE(vb->pfns)); in leak_balloon()
[all...]
/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_svm.h34 void nouveau_pfns_free(u64 *pfns);
36 unsigned long addr, u64 *pfns, unsigned long npages);
H A Dnouveau_dmem.c665 dma_addr_t *dma_addrs, u64 *pfns) in nouveau_dmem_migrate_chunk() argument
672 args->src[i], dma_addrs + nr_dma, pfns + i); in nouveau_dmem_migrate_chunk()
681 nouveau_pfns_map(svmm, args->vma->vm_mm, args->start, pfns, i); in nouveau_dmem_migrate_chunk()
707 u64 *pfns; in nouveau_dmem_migrate_vma() local
724 pfns = nouveau_pfns_alloc(max); in nouveau_dmem_migrate_vma()
725 if (!pfns) in nouveau_dmem_migrate_vma()
740 pfns); in nouveau_dmem_migrate_vma()
746 nouveau_pfns_free(pfns); in nouveau_dmem_migrate_vma()
H A Dnouveau_svm.c897 nouveau_pfns_to_args(void *pfns) in nouveau_pfns_to_args() argument
899 return container_of(pfns, struct nouveau_pfnmap_args, p.phys); in nouveau_pfns_to_args()
919 nouveau_pfns_free(u64 *pfns) in nouveau_pfns_free() argument
921 struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns); in nouveau_pfns_free()
928 unsigned long addr, u64 *pfns, unsigned long npages) in nouveau_pfns_map() argument
930 struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns); in nouveau_pfns_map()
/linux/drivers/accel/amdxdna/
H A Damdxdna_gem.c124 kvfree(abo->mem.pfns); in amdxdna_hmm_unregister()
125 abo->mem.pfns = NULL; in amdxdna_hmm_unregister()
138 if (abo->mem.pfns) in amdxdna_hmm_register()
142 abo->mem.pfns = kvcalloc(nr_pages, sizeof(*abo->mem.pfns), in amdxdna_hmm_register()
144 if (!abo->mem.pfns) in amdxdna_hmm_register()
154 kvfree(abo->mem.pfns); in amdxdna_hmm_register()
H A Damdxdna_gem.h17 unsigned long *pfns; member
H A Daie2_ctx.c763 range.hmm_pfns = abo->mem.pfns; in aie2_populate_range()
/linux/lib/
H A Dtest_hmm.c209 unsigned long *pfns = range->hmm_pfns; in dmirror_do_fault() local
214 pfn++, pfns++) { in dmirror_do_fault()
222 WARN_ON(*pfns & HMM_PFN_ERROR); in dmirror_do_fault()
223 WARN_ON(!(*pfns & HMM_PFN_VALID)); in dmirror_do_fault()
225 page = hmm_pfn_to_page(*pfns); in dmirror_do_fault()
229 if (*pfns & HMM_PFN_WRITE) in dmirror_do_fault()
332 unsigned long pfns[64]; in dmirror_fault() local
335 .hmm_pfns = pfns, in dmirror_fault()
349 range.end = min(addr + (ARRAY_SIZE(pfns) << PAGE_SHIFT), end); in dmirror_fault()
1169 unsigned long pfns[64]; in dmirror_snapshot() local
[all …]
/linux/Documentation/translations/zh_CN/mm/
H A Dmemory-model.rst115 为给定的pfns范围执行足够的内存热插拔来开启 :c:func:`pfn_to_page`，
/linux/arch/s390/include/asm/
H A Dgmap.h139 void s390_uv_destroy_pfns(unsigned long count, unsigned long *pfns);
/linux/include/xen/
H A Dxen-ops.h189 int xen_xlate_map_ballooned_pages(xen_pfn_t **pfns, void **vaddr,
/linux/arch/s390/mm/
H A Dgmap.c2513 unsigned long pfns[GATHER_GET_PAGES]; member
2525 p->pfns[p->count] = phys_to_pfn(pte_val(pte)); in s390_gather_pages()
2541 void s390_uv_destroy_pfns(unsigned long count, unsigned long *pfns) in s390_uv_destroy_pfns() argument
2547 folio = pfn_folio(pfns[i]); in s390_uv_destroy_pfns()
2583 s390_uv_destroy_pfns(state.count, state.pfns); in __s390_uv_destroy_range()
/linux/Documentation/mm/
H A Dhmm.rst199 /* Use pfns array content to update device page table,
216 for each entry in the pfns array.
232 range->pfns[index_of_write] = HMM_PFN_REQ_WRITE;
H A Dmemory-model.rst147 :c:func:`get_user_pages` service for the given range of pfns. Since the
/linux/mm/
H A Dvmalloc.c3480 unsigned long *pfns; member
3488 unsigned long pfn = data->pfns[data->idx]; in vmap_pfn_apply()
3510 void *vmap_pfn(unsigned long *pfns, unsigned int count, pgprot_t prot) in vmap_pfn() argument
3512 struct vmap_pfn_data data = { .pfns = pfns, .prot = pgprot_nx(prot) }; in vmap_pfn()
/linux/Documentation/virt/kvm/x86/
H A Dmmu.rst55 spte shadow pte (referring to pfns)