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/openbmc/linux/crypto/async_tx/
H A Dasync_xor.c23 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 …]
H A Dasync_pq.c37 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()
[all …]
H A Dasync_memcpy.c40 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 …]
H A Dasync_raid6_recov.c25 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()
[all …]
/openbmc/linux/tools/testing/selftests/mm/
H A Dksm_functional_tests.c157 goto unmap; in mmap_and_merge_range()
162 goto unmap; in mmap_and_merge_range()
175 goto unmap; in mmap_and_merge_range()
183 goto unmap; in mmap_and_merge_range()
190 goto unmap; in mmap_and_merge_range()
193 goto unmap; in mmap_and_merge_range()
197 goto unmap; in mmap_and_merge_range()
203 goto unmap; in mmap_and_merge_range()
212 goto unmap; in mmap_and_merge_range()
216 unmap: in mmap_and_merge_range()
[all …]
H A Dmlock2-tests.c209 goto unmap; in test_mlock_lock()
213 goto unmap; in test_mlock_lock()
218 goto unmap; in test_mlock_lock()
223 unmap: in test_mlock_lock()
272 goto unmap; in test_mlock_onfault()
276 goto unmap; in test_mlock_onfault()
285 goto unmap; in test_mlock_onfault()
289 unmap: in test_mlock_onfault()
316 goto unmap; in test_lock_onfault_of_present()
322 goto unmap; in test_lock_onfault_of_present()
[all …]
H A Dmremap_dontunmap.c59 "unable to unmap destination mapping"); in kernel_support_for_mremap_dontunmap()
63 "unable to unmap source mapping"); in kernel_support_for_mremap_dontunmap()
122 "unable to unmap destination mapping"); in mremap_dontunmap_simple()
124 "unable to unmap source mapping"); in mremap_dontunmap_simple()
154 "unable to unmap source mapping"); in mremap_dontunmap_simple_shmem()
173 "unable to unmap destination mapping"); in mremap_dontunmap_simple_shmem()
175 "unable to unmap source mapping"); in mremap_dontunmap_simple_shmem()
207 // The dest mapping will have been unmap by mremap so we expect the Xs in mremap_dontunmap_simple_fixed()
219 "unable to unmap destination mapping"); in mremap_dontunmap_simple_fixed()
221 "unable to unmap source mapping"); in mremap_dontunmap_simple_fixed()
[all …]
/openbmc/linux/drivers/xen/xenbus/
H A Dxenbus_client.c80 struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; member
92 int (*unmap)(struct xenbus_device *dev, void *vaddr); member
581 gnttab_set_unmap_op(&info->unmap[j], in __xenbus_map_ring()
588 BUG_ON(HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, info->unmap, j)); in __xenbus_map_ring()
592 if (info->unmap[i].status != GNTST_okay) { in __xenbus_map_ring()
606 * @vaddrs: addresses to unmap
608 * Unmap memory in this domain that was imported from another domain.
615 struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; in xenbus_unmap_ring() local
623 gnttab_set_unmap_op(&unmap[i], vaddrs[i], in xenbus_unmap_ring()
626 BUG_ON(HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, unmap, i)); in xenbus_unmap_ring()
[all …]
/openbmc/linux/arch/arm/xen/
H A Dp2m.c98 struct gnttab_unmap_grant_ref unmap; in set_foreign_p2m_mapping() local
112 unmap.host_addr = map_ops[i].host_addr, in set_foreign_p2m_mapping()
113 unmap.handle = map_ops[i].handle; in set_foreign_p2m_mapping()
116 unmap.dev_bus_addr = map_ops[i].dev_bus_addr; in set_foreign_p2m_mapping()
118 unmap.dev_bus_addr = 0; in set_foreign_p2m_mapping()
124 unmap.status = 1; in set_foreign_p2m_mapping()
127 &unmap, 1); in set_foreign_p2m_mapping()
128 if (rc || unmap.status != GNTST_okay) in set_foreign_p2m_mapping()
129 pr_err_once("gnttab unmap failed: rc=%d st=%d\n", in set_foreign_p2m_mapping()
130 rc, unmap.status); in set_foreign_p2m_mapping()
/openbmc/linux/drivers/iommu/iommufd/
H A Dvfio_compat.c208 struct vfio_iommu_type1_dma_unmap unmap; in iommufd_vfio_unmap_dma() local
213 if (copy_from_user(&unmap, arg, minsz)) in iommufd_vfio_unmap_dma()
216 if (unmap.argsz < minsz || unmap.flags & ~supported_flags) in iommufd_vfio_unmap_dma()
223 if (unmap.flags & VFIO_DMA_UNMAP_FLAG_ALL) { in iommufd_vfio_unmap_dma()
224 if (unmap.iova != 0 || unmap.size != 0) { in iommufd_vfio_unmap_dma()
236 unsigned long iovas[] = { unmap.iova + unmap.size - 1, in iommufd_vfio_unmap_dma()
237 unmap.iova - 1 }; in iommufd_vfio_unmap_dma()
240 unmap.iova ? 2 : 1); in iommufd_vfio_unmap_dma()
244 rc = iopt_unmap_iova(&ioas->iopt, unmap.iova, unmap.size, in iommufd_vfio_unmap_dma()
247 unmap.size = unmapped; in iommufd_vfio_unmap_dma()
[all …]
/openbmc/linux/drivers/gpu/drm/
H A Ddrm_gpuva_mgr.c71 * calculate a sequence of operations to satisfy a given map or unmap request.
80 * containing map, unmap and remap operations for a given newly requested
87 * amount of unmap operations, a maximum of two remap operations and a single
95 * &drm_gpuva to unmap is physically contiguous with the original mapping
102 * one unmap operation and one or two map operations, such that drivers can
110 * to call back into the driver in order to unmap a range of GPU VA space. The
112 * enclosed by the given range unmap operations are created. For mappings which
410 * &drm_gpuva_op in order to satisfy a given map or unmap request and how to
458 * va = op->remap.unmap->va;
488 * va = op->unmap->va;
[all …]
/openbmc/linux/drivers/net/ethernet/brocade/bna/
H A Dbnad.c93 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 …]
/openbmc/linux/include/drm/
H A Ddrm_gpuva_mgr.h347 * @DRM_GPUVA_OP_UNMAP: the unmap op type
397 * struct drm_gpuva_op_unmap - GPU VA unmap operation
399 * This structure represents a single unmap operation generated by the
404 * @va: the &drm_gpuva to unmap
428 * mapping(s), hence it consists of a maximum of two map and one unmap
431 * The @unmap operation takes care of removing the original existing mapping.
439 * unmap and map operations, is to give drivers the chance of extracting driver
440 * specific data for creating the new mappings from the unmap operations's
456 * @unmap: the unmap operation for the original existing mapping
458 struct drm_gpuva_op_unmap *unmap; member
[all …]
/openbmc/qemu/hw/scsi/
H A Demulation.c8 /* required VPD size with unmap support */ in scsi_emulate_block_limits()
29 /* max unmap LBA count */ in scsi_emulate_block_limits()
32 /* max unmap descriptors */ in scsi_emulate_block_limits()
35 /* optimal unmap granularity; alignment is zero */ in scsi_emulate_block_limits()
/openbmc/linux/drivers/xen/
H A Dxen-front-pgdir-shbuf.c60 /* Unmap grant references of the buffer. */
61 int (*unmap)(struct xen_front_pgdir_shbuf *buf); member
106 * Unmap granted references of the shared buffer.
110 * shared by the frontend itself) or unmap the provided granted
118 if (buf->ops && buf->ops->unmap) in xen_front_pgdir_shbuf_unmap()
119 return buf->ops->unmap(buf); in xen_front_pgdir_shbuf_unmap()
121 /* No need to unmap own grant references. */ in xen_front_pgdir_shbuf_unmap()
194 * Unmap the buffer previously mapped with grant references
227 "Failed to unmap page %d: %d\n", in backend_unmap()
233 "Failed to unmap grant references, ret %d", ret); in backend_unmap()
[all …]
H A Darm-device.c70 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()
/openbmc/linux/include/linux/
H A Dzpool.h24 * changed memory back out on unmap. Write-only does not copy
30 ZPOOL_MM_RO, /* read-only (no copy-out at unmap time) */
69 * @unmap: unmap a handle.
92 void (*unmap)(void *pool, unsigned long handle); member
/openbmc/linux/drivers/dma/
H A Ddmaengine.c1317 #define __UNMAP_POOL(x) { .size = x, .name = "dmaengine-unmap-" __stringify(x) }
1350 struct dmaengine_unmap_data *unmap = container_of(kref, typeof(*unmap), kref); in dmaengine_unmap() local
1351 struct device *dev = unmap->dev; in dmaengine_unmap()
1354 cnt = unmap->to_cnt; in dmaengine_unmap()
1356 dma_unmap_page(dev, unmap->addr[i], unmap->len, in dmaengine_unmap()
1358 cnt += unmap->from_cnt; in dmaengine_unmap()
1360 dma_unmap_page(dev, unmap->addr[i], unmap->len, in dmaengine_unmap()
1362 cnt += unmap->bidi_cnt; in dmaengine_unmap()
1364 if (unmap->addr[i] == 0) in dmaengine_unmap()
1366 dma_unmap_page(dev, unmap->addr[i], unmap->len, in dmaengine_unmap()
[all …]
H A Dmv_xor.c769 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 …]
/openbmc/qemu/tests/qemu-iotests/
H A D1794 # Test case for write zeroes with unmap
49 echo '=== Testing write zeroes with unmap ==='
59 # mark cluster as zero, whether or not unmap was requested
66 # as zero, but must mark cluster as zero, whether or not unmap was requested
72 # Requesting unmap of normal data must deallocate; omitting unmap should
/openbmc/qemu/hw/vfio/
H A Dcontainer.c67 struct vfio_iommu_type1_dma_unmap *unmap; in vfio_dma_unmap_bitmap() local
77 unmap = g_malloc0(sizeof(*unmap) + sizeof(*bitmap)); in vfio_dma_unmap_bitmap()
79 unmap->argsz = sizeof(*unmap) + sizeof(*bitmap); in vfio_dma_unmap_bitmap()
80 unmap->iova = iova; in vfio_dma_unmap_bitmap()
81 unmap->size = size; in vfio_dma_unmap_bitmap()
82 unmap->flags |= VFIO_DMA_UNMAP_FLAG_GET_DIRTY_BITMAP; in vfio_dma_unmap_bitmap()
83 bitmap = (struct vfio_bitmap *)&unmap->data; in vfio_dma_unmap_bitmap()
95 error_report("UNMAP: Size of bitmap too big 0x%"PRIx64, vbmap.size); in vfio_dma_unmap_bitmap()
100 ret = ioctl(container->fd, VFIO_IOMMU_UNMAP_DMA, unmap); in vfio_dma_unmap_bitmap()
109 g_free(unmap); in vfio_dma_unmap_bitmap()
[all …]
/openbmc/linux/arch/x86/xen/
H A Dp2m.c709 struct gnttab_unmap_grant_ref unmap[2]; in set_foreign_p2m_mapping() local
736 unmap[0].host_addr = map_ops[i].host_addr; in set_foreign_p2m_mapping()
737 unmap[0].handle = map_ops[i].handle; in set_foreign_p2m_mapping()
740 unmap[0].dev_bus_addr = map_ops[i].dev_bus_addr; in set_foreign_p2m_mapping()
742 unmap[0].dev_bus_addr = 0; in set_foreign_p2m_mapping()
746 unmap[1].host_addr = kmap_ops[i].host_addr; in set_foreign_p2m_mapping()
747 unmap[1].handle = kmap_ops[i].handle; in set_foreign_p2m_mapping()
750 unmap[1].dev_bus_addr = kmap_ops[i].dev_bus_addr; in set_foreign_p2m_mapping()
752 unmap[1].dev_bus_addr = 0; in set_foreign_p2m_mapping()
759 unmap[0].status = 1; in set_foreign_p2m_mapping()
[all …]
/openbmc/qemu/tests/qemu-iotests/tests/
H A Dwrite-zeroes-unmap4 # Test write zeros unmap.
59 echo "=== defaults - write zeros unmap ==="
80 echo "=== discard=off - write zeroes unmap ==="
120 echo "=== discard=on - write zeroes unmap ==="
H A Dwrite-zeroes-unmap.out1 QA output created by write-zeroes-unmap
13 === defaults - write zeros unmap ===
33 === discard=off - write zeroes unmap ===
73 === discard=on - write zeroes unmap ===
/openbmc/linux/drivers/scsi/
H A Dsd.h56 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 */
191 case UNMAP: in scsi_medium_access_command()

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