| /Linux-v5.10/crypto/async_tx/ |
| D | async_xor.c | 23 do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap, in do_async_xor() argument
32 int src_cnt = unmap->to_cnt; in do_async_xor()
34 dma_addr_t dma_dest = unmap->addr[unmap->to_cnt]; in do_async_xor()
35 dma_addr_t *src_list = unmap->addr; in do_async_xor()
63 if (src_list > unmap->addr) in do_async_xor()
66 xor_src_cnt, unmap->len, in do_async_xor()
77 xor_src_cnt, unmap->len, in do_async_xor()
82 dma_set_unmap(tx, unmap); in do_async_xor()
190 struct dmaengine_unmap_data *unmap = NULL; in async_xor_offs() local
195 unmap = dmaengine_get_unmap_data(device->dev, src_cnt+1, GFP_NOWAIT); in async_xor_offs()
[all …]
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| D | async_pq.c | 37 struct dmaengine_unmap_data *unmap, in do_async_gen_syndrome() argument
76 dma_dest[0] = unmap->addr[disks - 2]; in do_async_gen_syndrome()
77 dma_dest[1] = unmap->addr[disks - 1]; in do_async_gen_syndrome()
79 &unmap->addr[src_off], in do_async_gen_syndrome()
81 &scfs[src_off], unmap->len, in do_async_gen_syndrome()
89 dma_set_unmap(tx, unmap); in do_async_gen_syndrome()
185 struct dmaengine_unmap_data *unmap = NULL; in async_gen_syndrome() local
190 unmap = dmaengine_get_unmap_data(device->dev, disks, GFP_NOWAIT); in async_gen_syndrome()
193 if (unmap && !(submit->flags & ASYNC_TX_PQ_XOR_DST) && in async_gen_syndrome()
209 unmap->len = len; in async_gen_syndrome()
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| D | async_memcpy.c | 40 struct dmaengine_unmap_data *unmap = NULL; in async_memcpy() local
43 unmap = dmaengine_get_unmap_data(device->dev, 2, GFP_NOWAIT); in async_memcpy()
45 if (unmap && is_dma_copy_aligned(device, src_offset, dest_offset, len)) { in async_memcpy()
53 unmap->to_cnt = 1; in async_memcpy()
54 unmap->addr[0] = dma_map_page(device->dev, src, src_offset, len, in async_memcpy()
56 unmap->from_cnt = 1; in async_memcpy()
57 unmap->addr[1] = dma_map_page(device->dev, dest, dest_offset, len, in async_memcpy()
59 unmap->len = len; in async_memcpy()
61 tx = device->device_prep_dma_memcpy(chan, unmap->addr[1], in async_memcpy()
62 unmap->addr[0], len, in async_memcpy()
[all …]
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| D | async_raid6_recov.c | 25 struct dmaengine_unmap_data *unmap = NULL; in async_sum_product() local
31 unmap = dmaengine_get_unmap_data(dma->dev, 3, GFP_NOWAIT); in async_sum_product()
33 if (unmap) { in async_sum_product()
41 unmap->addr[0] = dma_map_page(dev, srcs[0], src_offs[0], in async_sum_product()
43 unmap->addr[1] = dma_map_page(dev, srcs[1], src_offs[1], in async_sum_product()
45 unmap->to_cnt = 2; in async_sum_product()
47 unmap->addr[2] = dma_map_page(dev, dest, d_off, in async_sum_product()
49 unmap->bidi_cnt = 1; in async_sum_product()
51 pq[1] = unmap->addr[2]; in async_sum_product()
53 unmap->len = len; in async_sum_product()
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| /Linux-v5.10/tools/testing/selftests/vm/ |
| D | mlock2-tests.c | 210 goto unmap; in test_mlock_lock()
214 goto unmap; in test_mlock_lock()
219 goto unmap; in test_mlock_lock()
224 unmap: in test_mlock_lock()
273 goto unmap; in test_mlock_onfault()
277 goto unmap; in test_mlock_onfault()
286 goto unmap; in test_mlock_onfault()
290 unmap: in test_mlock_onfault()
317 goto unmap; in test_lock_onfault_of_present()
323 goto unmap; in test_lock_onfault_of_present()
[all …]
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| D | mremap_dontunmap.c | 62 "unable to unmap destination mapping"); in kernel_support_for_mremap_dontunmap()
66 "unable to unmap source mapping"); in kernel_support_for_mremap_dontunmap()
125 "unable to unmap destination mapping"); in mremap_dontunmap_simple()
127 "unable to unmap source mapping"); in mremap_dontunmap_simple()
159 // The dest mapping will have been unmap by mremap so we expect the Xs in mremap_dontunmap_simple_fixed()
171 "unable to unmap destination mapping"); in mremap_dontunmap_simple_fixed()
173 "unable to unmap source mapping"); in mremap_dontunmap_simple_fixed()
221 "unable to unmap destination mapping"); in mremap_dontunmap_partial_mapping()
223 "unable to unmap source mapping"); in mremap_dontunmap_partial_mapping()
280 "unable to unmap destination mapping"); in mremap_dontunmap_partial_mapping_overwrite()
[all …]
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| /Linux-v5.10/drivers/xen/xenbus/ |
| D | xenbus_client.c | 80 struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; member
92 int (*unmap)(struct xenbus_device *dev, void *vaddr); member
532 gnttab_set_unmap_op(&info->unmap[j], in __xenbus_map_ring()
539 if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, info->unmap, j)) in __xenbus_map_ring()
544 if (info->unmap[i].status != GNTST_okay) { in __xenbus_map_ring()
558 * @vaddrs: addresses to unmap
560 * Unmap memory in this domain that was imported from another domain.
567 struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; in xenbus_unmap_ring() local
575 gnttab_set_unmap_op(&unmap[i], vaddrs[i], in xenbus_unmap_ring()
578 if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, unmap, i)) in xenbus_unmap_ring()
[all …]
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| /Linux-v5.10/drivers/net/ethernet/brocade/bna/ |
| D | bnad.c | 93 struct bnad_tx_unmap *unmap; in bnad_tx_buff_unmap() local
97 unmap = &unmap_q[index]; in bnad_tx_buff_unmap()
98 nvecs = unmap->nvecs; in bnad_tx_buff_unmap()
100 skb = unmap->skb; in bnad_tx_buff_unmap()
101 unmap->skb = NULL; in bnad_tx_buff_unmap()
102 unmap->nvecs = 0; in bnad_tx_buff_unmap()
104 dma_unmap_addr(&unmap->vectors[0], dma_addr), in bnad_tx_buff_unmap()
106 dma_unmap_addr_set(&unmap->vectors[0], dma_addr, 0); in bnad_tx_buff_unmap()
115 unmap = &unmap_q[index]; in bnad_tx_buff_unmap()
119 dma_unmap_addr(&unmap->vectors[vector], dma_addr), in bnad_tx_buff_unmap()
[all …]
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| /Linux-v5.10/drivers/xen/ |
| D | xen-front-pgdir-shbuf.c | 68 /* Unmap grant references of the buffer. */
69 int (*unmap)(struct xen_front_pgdir_shbuf *buf); member
114 * Unmap granted references of the shared buffer.
118 * shared by the frontend itself) or unmap the provided granted
126 if (buf->ops && buf->ops->unmap) in xen_front_pgdir_shbuf_unmap()
127 return buf->ops->unmap(buf); in xen_front_pgdir_shbuf_unmap()
129 /* No need to unmap own grant references. */ in xen_front_pgdir_shbuf_unmap()
203 * Unmap the buffer previously mapped with grant references
236 "Failed to unmap page %d: %d\n", in backend_unmap()
242 "Failed to unmap grant references, ret %d", ret); in backend_unmap()
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| D | arm-device.c | 70 goto unmap; in xen_map_device_mmio()
94 goto unmap; in xen_map_device_mmio()
99 unmap: in xen_map_device_mmio()
126 (action == BUS_NOTIFY_DEL_DEVICE ? "unmap" : "?"), in xen_platform_notifier()
168 (action == BUS_NOTIFY_DEL_DEVICE ? "unmap" : "?"), in xen_amba_notifier()
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| /Linux-v5.10/drivers/misc/habanalabs/common/ |
| D | mmu.c | 96 * @page_size: size of the page to unmap
101 * - Unmap the virt addr and frees pgts if possible
137 * size is bigger, we break it to sub-pages and unmap them separately. in hl_mmu_unmap()
143 "page size of %u is not %uKB aligned, can't unmap\n", in hl_mmu_unmap()
153 rc = hdev->mmu_func.unmap(ctx, real_virt_addr, is_dram_addr); in hl_mmu_unmap()
219 "page size of %u is not %uKB aligned, can't unmap\n", in hl_mmu_map()
252 if (hdev->mmu_func.unmap(ctx, real_virt_addr, is_dram_addr)) in hl_mmu_map()
254 "failed to unmap va: 0x%llx\n", real_virt_addr); in hl_mmu_map()
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| /Linux-v5.10/include/linux/ |
| D | zpool.h | 28 * changed memory back out on unmap. Write-only does not copy
34 ZPOOL_MM_RO, /* read-only (no copy-out at unmap time) */
77 * @unmap: unmap a handle.
105 void (*unmap)(void *pool, unsigned long handle); member
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| D | io-mapping.h | 63 /* Atomic map/unmap */
133 /* Non-atomic map/unmap */
147 /* Atomic map/unmap */
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| /Linux-v5.10/drivers/vfio/ |
| D | vfio_iommu_type1.c | 832 * Sync if the number of fast-unmap regions hits the limit in unmap_unpin_fast()
907 * largest contiguous physical memory chunk to unmap. in vfio_unmap_unpin()
917 * First, try to use fast unmap/unpin. In case of failure, in vfio_unmap_unpin()
918 * switch to slow unmap/unpin path. in vfio_unmap_unpin()
968 * That way the user will be able to map/unmap buffers whose size/ in vfio_update_pgsize_bitmap()
1072 struct vfio_iommu_type1_dma_unmap *unmap, in vfio_dma_do_unmap() argument
1085 if (unmap->iova & (pgsize - 1)) { in vfio_dma_do_unmap()
1090 if (!unmap->size || unmap->size & (pgsize - 1)) { in vfio_dma_do_unmap()
1095 if (unmap->iova + unmap->size - 1 < unmap->iova || in vfio_dma_do_unmap()
1096 unmap->size > SIZE_MAX) { in vfio_dma_do_unmap()
[all …]
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| /Linux-v5.10/Documentation/vm/ |
| D | transhuge.rst | 125 - map/unmap of the pages with PTE entry increment/decrement ->_mapcount
128 - map/unmap of the whole compound page is accounted for in compound_mapcount
131 last unmap of subpages.
137 get race-free detection of unmap of subpages when we have them mapped with
142 map/unmap of the whole compound page.
177 Partial unmap and deferred_split_huge_page()
186 the place where we can detect partial unmap. It also might be
187 counterproductive since in many cases partial unmap happens during exit(2) if
|
| /Linux-v5.10/drivers/dma/ |
| D | dmaengine.c | 1375 #define __UNMAP_POOL(x) { .size = x, .name = "dmaengine-unmap-" __stringify(x) }
1408 struct dmaengine_unmap_data *unmap = container_of(kref, typeof(*unmap), kref); in dmaengine_unmap() local
1409 struct device *dev = unmap->dev; in dmaengine_unmap()
1412 cnt = unmap->to_cnt; in dmaengine_unmap()
1414 dma_unmap_page(dev, unmap->addr[i], unmap->len, in dmaengine_unmap()
1416 cnt += unmap->from_cnt; in dmaengine_unmap()
1418 dma_unmap_page(dev, unmap->addr[i], unmap->len, in dmaengine_unmap()
1420 cnt += unmap->bidi_cnt; in dmaengine_unmap()
1422 if (unmap->addr[i] == 0) in dmaengine_unmap()
1424 dma_unmap_page(dev, unmap->addr[i], unmap->len, in dmaengine_unmap()
[all …]
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| D | mv_xor.c | 769 struct dmaengine_unmap_data *unmap; in mv_chan_memcpy_self_test() local
792 unmap = dmaengine_get_unmap_data(dma_chan->device->dev, 2, GFP_KERNEL); in mv_chan_memcpy_self_test()
793 if (!unmap) { in mv_chan_memcpy_self_test()
801 unmap->addr[0] = src_dma; in mv_chan_memcpy_self_test()
808 unmap->to_cnt = 1; in mv_chan_memcpy_self_test()
813 unmap->addr[1] = dest_dma; in mv_chan_memcpy_self_test()
820 unmap->from_cnt = 1; in mv_chan_memcpy_self_test()
821 unmap->len = PAGE_SIZE; in mv_chan_memcpy_self_test()
862 dmaengine_unmap_put(unmap); in mv_chan_memcpy_self_test()
880 struct dmaengine_unmap_data *unmap; in mv_chan_xor_self_test() local
[all …]
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| /Linux-v5.10/drivers/scsi/ |
| D | sd.h | 56 SD_LBP_UNMAP, /* Use UNMAP command */
57 SD_LBP_WS16, /* Use WRITE SAME(16) with UNMAP bit */
58 SD_LBP_WS10, /* Use WRITE SAME(10) with UNMAP bit */
66 SD_ZERO_WS16_UNMAP, /* Use WRITE SAME(16) with UNMAP */
67 SD_ZERO_WS10_UNMAP, /* Use WRITE SAME(10) with UNMAP */
165 case UNMAP: in scsi_medium_access_command()
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| /Linux-v5.10/mm/ |
| D | percpu-vm.c | 140 * pcpu_unmap_pages - unmap pages out of a pcpu_chunk
143 * @page_start: page index of the first page to unmap
144 * @page_end: page index of the last page to unmap + 1
146 * For each cpu, unmap pages [@page_start,@page_end) out of @chunk.
297 * pcpu_depopulate_chunk - depopulate and unmap an area of a pcpu_chunk
302 * For each cpu, depopulate and unmap pages [@page_start,@page_end)
321 /* unmap and free */ in pcpu_depopulate_chunk()
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| /Linux-v5.10/lib/ |
| D | devres.c | 103 * @dev: Generic device to unmap for
104 * @addr: Address to unmap
288 * @dev: Generic device to unmap for
289 * @addr: Address to unmap
380 * @addr: Address to unmap
482 * pcim_iounmap_regions - Unmap and release PCI BARs
484 * @mask: Mask of BARs to unmap and release
486 * Unmap and release regions specified by @mask.
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| /Linux-v5.10/include/xen/ |
| D | grant_table.h | 163 gnttab_set_unmap_op(struct gnttab_unmap_grant_ref *unmap, phys_addr_t addr, in gnttab_set_unmap_op() argument
167 unmap->host_addr = addr; in gnttab_set_unmap_op()
169 unmap->host_addr = __pa(addr); in gnttab_set_unmap_op()
171 unmap->host_addr = addr; in gnttab_set_unmap_op()
173 unmap->handle = handle; in gnttab_set_unmap_op()
174 unmap->dev_bus_addr = 0; in gnttab_set_unmap_op()
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| /Linux-v5.10/drivers/acpi/ |
| D | nvs.c | 78 bool unmap; member
137 if (entry->unmap) { in suspend_nvs_free()
139 entry->unmap = false; in suspend_nvs_free()
183 entry->unmap = !!entry->kaddr; in suspend_nvs_save()
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| /Linux-v5.10/include/uapi/xen/ |
| D | gntalloc.h | 49 /* Number of references to unmap */
54 * Sets up an unmap notification within the page, so that the other side can do
73 /* Action(s) to take on unmap */
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| /Linux-v5.10/Documentation/core-api/ |
| D | dma-api-howto.rst | 386 To unmap and free such a DMA region, you call::
489 packets, map/unmap them with the DMA_TO_DEVICE direction
490 specifier. For receive packets, just the opposite, map/unmap them
497 context. There are two versions of each map/unmap, one which will
498 map/unmap a single memory region, and one which will map/unmap a
518 and to unmap it::
534 map/unmap interface pair akin to dma_{map,unmap}_single(). These
590 To unmap a scatterlist, just call::
642 After the last DMA transfer call one of the DMA unmap routines
747 - unmap pages that are already mapped, when mapping error occurs in the middle
[all …]
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| /Linux-v5.10/drivers/ntb/ |
| D | ntb_transport.c | 1529 struct dmaengine_unmap_data *unmap; in ntb_async_rx_submit() local
1541 unmap = dmaengine_get_unmap_data(device->dev, 2, GFP_NOWAIT); in ntb_async_rx_submit()
1542 if (!unmap) in ntb_async_rx_submit()
1545 unmap->len = len; in ntb_async_rx_submit()
1546 unmap->addr[0] = dma_map_page(device->dev, virt_to_page(offset), in ntb_async_rx_submit()
1548 if (dma_mapping_error(device->dev, unmap->addr[0])) in ntb_async_rx_submit()
1551 unmap->to_cnt = 1; in ntb_async_rx_submit()
1553 unmap->addr[1] = dma_map_page(device->dev, virt_to_page(buf), in ntb_async_rx_submit()
1555 if (dma_mapping_error(device->dev, unmap->addr[1])) in ntb_async_rx_submit()
1558 unmap->from_cnt = 1; in ntb_async_rx_submit()
[all …]
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