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/linux/tools/testing/selftests/vfio/lib/
H A Diommu.c152 static int __vfio_iommu_unmap(int fd, u64 iova, u64 size, u32 flags, u64 *unmapped) in __vfio_iommu_unmap() argument
164 if (unmapped) in __vfio_iommu_unmap()
165 *unmapped = args.size; in __vfio_iommu_unmap()
171 u64 *unmapped) in vfio_iommu_unmap() argument
174 region->size, 0, unmapped); in vfio_iommu_unmap()
177 static int __iommufd_unmap(int fd, u64 iova, u64 length, u32 ioas_id, u64 *unmapped) in __iommufd_unmap() argument
189 if (unmapped) in __iommufd_unmap()
190 *unmapped = args.length; in __iommufd_unmap()
196 u64 *unmapped) in iommufd_unmap() argument
199 iommu->ioas_id, unmapped); in iommufd_unmap()
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/linux/tools/testing/selftests/vfio/
H A Dvfio_dma_mapping_test.c141 u64 unmapped; in TEST_F() local
193 rc = __iommu_unmap(self->iommu, &region, &unmapped); in TEST_F()
195 ASSERT_EQ(unmapped, region.size); in TEST_F()
196 printf("Unmapped IOVA 0x%lx\n", region.iova); in TEST_F()
263 u64 unmapped; in TEST_F() local
269 rc = __iommu_unmap(self->iommu, region, &unmapped); in TEST_F()
271 ASSERT_EQ(unmapped, region->size); in TEST_F()
277 u64 unmapped; in TEST_F() local
283 rc = __iommu_unmap_all(self->iommu, &unmapped); in TEST_F()
285 ASSERT_EQ(unmapped, regio in TEST_F()
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/linux/tools/testing/selftests/filesystems/
H A Didmapped_tmpfile.c28 #define UNMAPPED 50000 macro
92 /* World-writable so an unmapped caller still passes permission(). */ in FIXTURE_SETUP()
115 setfsgid(UNMAPPED); in TEST_F()
116 setfsuid(UNMAPPED); in TEST_F()
117 ASSERT_EQ(setfsuid(-1), UNMAPPED); in TEST_F()
131 * the unmapped case above necessary in the first place.
/linux/drivers/gpu/drm/msm/
H A Dmsm_gem_shrinker.c246 unsigned idx, unmapped = 0; in msm_gem_shrinker_vmap() local
249 for (idx = 0; lrus[idx] && unmapped < vmap_shrink_limit; idx++) { in msm_gem_shrinker_vmap()
250 unmapped += drm_gem_lru_scan(priv->dev, lrus[idx], in msm_gem_shrinker_vmap()
251 vmap_shrink_limit - unmapped, in msm_gem_shrinker_vmap()
257 *(unsigned long *)ptr += unmapped; in msm_gem_shrinker_vmap()
259 if (unmapped > 0) in msm_gem_shrinker_vmap()
260 trace_msm_gem_purge_vmaps(unmapped); in msm_gem_shrinker_vmap()
H A Dmsm_iommu.c119 ssize_t unmapped; in msm_iommu_pagetable_unmap() local
123 unmapped = ops->unmap_pages(ops, iova, pgsize, count, NULL); in msm_iommu_pagetable_unmap()
124 if (unmapped <= 0) { in msm_iommu_pagetable_unmap()
131 unmapped = PAGE_SIZE; in msm_iommu_pagetable_unmap()
134 iova += unmapped; in msm_iommu_pagetable_unmap()
135 size -= unmapped; in msm_iommu_pagetable_unmap()
/linux/mm/damon/
H A Dvaddr.c61 * Find three regions separated by two biggest unmapped regions
67 * separated by the two biggest unmapped regions in the space. Please refer to
156 * is actually mapped to the memory and accessed, monitoring the unmapped
161 * with the noise by simply identifying the unmapped areas as a region that
163 * unmapped areas inside will make the adaptive mechanism quite complex. That
164 * said, too huge unmapped areas inside the monitoring target should be removed
169 * between the three regions are the two biggest unmapped areas in the given
171 * end of the mappings and the two biggest unmapped areas of the address space.
180 * region and the stack will be two biggest unmapped regions. Because these
182 * two biggest unmapped regions will be sufficient to make a trade-off.
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/linux/tools/testing/selftests/bpf/progs/
H A Dstream.c126 __stderr("ERROR: Arena WRITE access at unmapped address 0x{{.*}}")
160 __stderr("ERROR: Arena READ access at unmapped address 0x{{.*}}")
193 __stderr("ERROR: Arena READ access at unmapped address 0x{{.*}}")
237 __stderr("ERROR: Arena WRITE access at unmapped address 0x{{.*}}")
287 __stderr("ERROR: Arena WRITE access at unmapped address 0x{{.*}}")
346 __stderr("ERROR: Arena WRITE access at unmapped address 0x{{.*}}")
370 __stderr("ERROR: Arena WRITE access at unmapped address 0x{{.*}}")
/linux/drivers/accel/rocket/
H A Drocket_gem.c18 size_t unmapped; in rocket_gem_bo_free() local
22 unmapped = iommu_unmap(bo->domain->domain, bo->mm.start, bo->size); in rocket_gem_bo_free()
23 drm_WARN_ON(obj->dev, unmapped != bo->size); in rocket_gem_bo_free()
/linux/tools/testing/selftests/vfio/lib/include/libvfio/
H A Diommu.h45 int __iommu_unmap(struct iommu *iommu, struct dma_region *region, u64 *unmapped);
52 int __iommu_unmap_all(struct iommu *iommu, u64 *unmapped);
/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_exec.c35 * mapping. If such memory backed mappings are unmapped the kernel will make
38 * will result in those memory backed mappings being unmapped first.
48 * backed mappings being mapped and unmapped, either within a single or multiple
54 * of the previously unmapped sparse mapping within the same VM_BIND ioctl
56 * range of the previously unmapped sparse mapping within the same VM_BIND
/linux/mm/damon/tests/
H A Dvaddr-kunit.h41 * regions should not include the two biggest unmapped areas in the original
44 * Because these two unmapped areas are very huge but obviously never accessed,
49 * unmapped areas. After that, based on the information, it constructs the
57 * and end with 305. The process also has three unmapped areas, 25-200,
59 * unmapped areas, and thus it should be converted to three regions of 10-25,
/linux/include/linux/dma/
H A Dk3-psil.h56 * @flow_start: PKDMA flow range start of mapped channel. Unmapped
58 * @flow_num: PKDMA flow count of mapped channel. Unmapped channels
/linux/Documentation/translations/zh_CN/mm/damon/
H A Ddesign.rst57 <BIG UNMAPPED REGION 1>
61 <BIG UNMAPPED REGION 2>
/linux/drivers/iommu/
H A Dvirtio-iommu.c359 * On success, returns the number of unmapped bytes
364 size_t unmapped = 0; in viommu_del_mappings() local
384 unmapped += mapping->iova.last - mapping->iova.start + 1; in viommu_del_mappings()
391 return unmapped; in viommu_del_mappings()
891 size_t unmapped; in viommu_unmap_pages() local
896 unmapped = viommu_del_mappings(vdomain, iova, iova + size - 1); in viommu_unmap_pages()
897 if (unmapped < size) in viommu_unmap_pages()
902 return unmapped; in viommu_unmap_pages()
908 .virt_end = cpu_to_le64(iova + unmapped - 1), in viommu_unmap_pages()
912 return ret ? 0 : unmapped; in viommu_unmap_pages()
/linux/drivers/staging/media/ipu3/
H A Dipu3-mmu.c383 size_t unmapped_page, unmapped = 0; in imgu_mmu_unmap() local
402 while (unmapped < size) { in imgu_mmu_unmap()
407 dev_dbg(mmu->dev, "unmapped: iova 0x%lx size 0x%zx\n", in imgu_mmu_unmap()
411 unmapped += unmapped_page; in imgu_mmu_unmap()
416 return unmapped; in imgu_mmu_unmap()
/linux/lib/
H A Ddevres.c70 * Managed ioremap(). Map is automatically unmapped on driver detach.
85 * Managed ioremap_uc(). Map is automatically unmapped on driver detach.
100 * Managed ioremap_wc(). Map is automatically unmapped on driver detach.
275 * Managed ioport_map(). Map is automatically unmapped on driver
/linux/arch/hexagon/include/asm/
H A Dprocessor.h47 * Apparently the convention is that ld.so will ask for "unmapped" private
52 * you have to kick the "unmapped" base requests higher up.
/linux/mm/
H A Dmigrate_device.c253 unsigned long addr = start, unmapped = 0; in migrate_vma_collect_pmd() local
323 if (unmapped) in migrate_vma_collect_pmd()
369 if (unmapped) in migrate_vma_collect_pmd()
478 unmapped++; in migrate_vma_collect_pmd()
490 if (unmapped) in migrate_vma_collect_pmd()
579 unsigned long unmapped = 0; in migrate_device_unmap() local
590 unmapped++; in migrate_device_unmap()
634 unmapped++; in migrate_device_unmap()
656 return unmapped; in migrate_device_unmap()
686 * and unmapped, check whether each page is pinned or not. Pages that aren't
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H A Dkhugepaged.c250 * any unmapped ptes in turn potentially increasing the memory
1091 * Anon VMA expected, the address may be unmapped then in hugepage_vma_revalidate()
1288 int referenced, int unmapped, struct collapse_control *cc, in collapse_huge_page() argument
1327 if (unmapped) { in collapse_huge_page()
1366 * hold prevent anybody from stumbling over such temporarily unmapped in collapse_huge_page()
1499 unsigned long address, int referenced, int unmapped, in mthp_collapse() argument
1521 * Swap PTEs accepted during the scan are counted in @unmapped, in mthp_collapse()
1526 nr_occupied_ptes += unmapped; in mthp_collapse()
1533 unmapped, cc, order); in mthp_collapse()
1618 int node = NUMA_NO_NODE, unmapped = 0; in collapse_scan_pmd() local
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/linux/drivers/irqchip/
H A Dirq-ti-sci-inta.c90 * unmapped event sources.
91 * Unmapped Events are not part of the Global Event Map and
95 * generating Unmapped Event, we must use the INTA's TI-SCI
127 * For devices sending Unmapped Events we must use the INTA's TI-SCI in ti_sci_inta_get_dev_id()
619 count = of_count_phandle_with_args(node, "ti,unmapped-event-sources", NULL); in ti_sci_inta_get_unmapped_sources()
630 of_for_each_phandle(&it, err, node, "ti,unmapped-event-sources", NULL, 0) { in ti_sci_inta_get_unmapped_sources()
/linux/tools/testing/selftests/powerpc/signal/
H A Dsigreturn_vdso.c106 printf("Unmapped VDSO\n"); in test_sigreturn_vdso()
119 printf("Signal delivered OK with VDSO unmapped\n"); in test_sigreturn_vdso()
/linux/arch/mips/include/asm/octeon/
H A Dcvmx-address.h108 /* mapped or unmapped virtual address */
120 /* mapped or unmapped virtual address */
128 * physical address accessed through xkphys unmapped virtual
/linux/arch/powerpc/platforms/powernv/
H A Dvas-debug.c36 /* ensure window is not unmapped */ in info_show()
63 /* ensure window is not unmapped */ in hvwc_show()
/linux/tools/testing/selftests/namespaces/
H A Dlistns_efault_test.c29 * into unmapped memory), listns() returns EINVAL.
54 * - Second page: will be unmapped to trigger EFAULT in TEST()
67 * unmapped page. in TEST()
93 * 2. Fail with EFAULT when trying to write the second ID (unmapped page) in TEST()
/linux/drivers/net/ethernet/intel/libie/
H A Dpci.c76 WARN_ONCE(true, "Access to an unmapped MMIO region (BAR%d, offset %pa)", in __libie_pci_get_mmio_addr()
160 * @fltr: returns true, if region is to be unmapped

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