FOLL_WRITE - Linux

arch/alpha/kernel/ptrace.c

171

FOLL_FORCE | FOLL_WRITE);

arch/arm64/kernel/mte.c

443

int write = gup_flags & FOLL_WRITE;

arch/arm64/kernel/mte.c

563

gup_flags |= FOLL_WRITE;

arch/arm64/kvm/mmu.c

1788

pfn = __kvm_faultin_pfn(memslot, gfn, write_fault ? FOLL_WRITE : 0,

arch/arm64/kvm/nested.c

1311

pfn = __kvm_faultin_pfn(memslot, gfn, write_fault ? FOLL_WRITE : 0,

arch/mips/kernel/ptrace32.c

188

FOLL_FORCE | FOLL_WRITE) == sizeof(data))

arch/mips/math-emu/dsemul.c

274

FOLL_FORCE | FOLL_WRITE);

arch/powerpc/kernel/ptrace/ptrace32.c

172

FOLL_FORCE | FOLL_WRITE) == sizeof(tmp))

arch/powerpc/kvm/book3s_64_mmu_hv.c

1142

npages = get_user_pages_fast(hva, 1, FOLL_WRITE, pages);

arch/powerpc/kvm/book3s_64_mmu_hv.c

606

pfn = __kvm_faultin_pfn(memslot, gfn, writing ? FOLL_WRITE : 0,

arch/powerpc/kvm/book3s_64_mmu_radix.c

843

pfn = __kvm_faultin_pfn(memslot, gfn, writing ? FOLL_WRITE : 0,

arch/powerpc/kvm/e500_mmu.c

779

ret = get_user_pages_fast(cfg->array, num_pages, FOLL_WRITE, pages);

arch/powerpc/kvm/e500_mmu_host.c

355

pfn = __kvm_faultin_pfn(slot, gfn, FOLL_WRITE, &writable, &page);

arch/powerpc/mm/book3s64/iommu_api.c

107

FOLL_WRITE | FOLL_LONGTERM,

arch/riscv/kvm/mmu.c

519

hfn = __kvm_faultin_pfn(memslot, gfn, is_write ? FOLL_WRITE : 0,

arch/s390/kvm/faultin.c

132

int foll = w ? FOLL_WRITE : 0;

arch/s390/kvm/faultin.c

41

foll = f->write_attempt ? FOLL_WRITE : 0;

arch/s390/kvm/interrupt.c

2741

get_user_pages_remote(mm, uaddr, 1, FOLL_WRITE,

arch/s390/kvm/kvm-s390.c

4558

foll = FOLL_WRITE;

arch/s390/kvm/kvm-s390.c

4600

foll = FOLL_WRITE;

arch/s390/kvm/pci.c

251

npages = pin_user_pages_fast(hva, 1, FOLL_WRITE | FOLL_LONGTERM, pages);

arch/s390/kvm/pci.c

266

npages = pin_user_pages_fast(hva, 1, FOLL_WRITE | FOLL_LONGTERM,

arch/sparc/kernel/ptrace_32.c

77

FOLL_FORCE | FOLL_WRITE) != size)

arch/sparc/kernel/ptrace_64.c

183

FOLL_FORCE | FOLL_WRITE);

arch/sparc/kernel/ptrace_64.c

593

FOLL_FORCE | FOLL_WRITE)

arch/sparc/kernel/ptrace_64.c

623

FOLL_FORCE | FOLL_WRITE)

arch/x86/kvm/mmu/mmu.c

4600

unsigned int foll = fault->write ? FOLL_WRITE : 0;

arch/x86/kvm/svm/sev.c

1322

dst_p = sev_pin_memory(kvm, dst_vaddr & PAGE_MASK, PAGE_SIZE, &n, FOLL_WRITE);

arch/x86/kvm/svm/sev.c

1387

pages = sev_pin_memory(kvm, params.guest_uaddr, params.guest_len, &n, FOLL_WRITE);

arch/x86/kvm/svm/sev.c

1861

PAGE_SIZE, &n, FOLL_WRITE);

arch/x86/kvm/svm/sev.c

2720

FOLL_WRITE | FOLL_LONGTERM);

arch/x86/kvm/svm/sev.c

827

inpages = sev_pin_memory(kvm, vaddr, size, &npages, FOLL_WRITE);

arch/x86/kvm/vmx/vmx.c

7071

pfn = __kvm_faultin_pfn(slot, gfn, FOLL_WRITE, &writable, &refcounted_page);

drivers/accel/amdxdna/amdxdna_ubuf.c

206

FOLL_WRITE | FOLL_LONGTERM,

drivers/accel/habanalabs/common/memory.c

2330

rc = pin_user_pages_fast(start, npages, FOLL_WRITE | FOLL_LONGTERM,

drivers/accel/ivpu/ivpu_gem_userptr.c

78

gup_flags |= FOLL_WRITE;

drivers/fpga/dfl-afu-dma-region.c

51

pinned = pin_user_pages_fast(region->user_addr, npages, FOLL_WRITE,

drivers/gpu/drm/etnaviv/etnaviv_gem.c

683

gup_flags |= FOLL_WRITE;

drivers/gpu/drm/exynos/exynos_drm_g2d.c

480

FOLL_WRITE | FOLL_LONGTERM,

drivers/gpu/drm/i915/gem/i915_gem_userptr.c

266

gup_flags |= FOLL_WRITE;

drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c

1471

err = access_process_vm(current, addr, &B, sizeof(B), FOLL_WRITE);

drivers/gpu/drm/radeon/radeon_ttm.c

352

r = get_user_pages(userptr, num_pages, write ? FOLL_WRITE : 0,

drivers/hv/mshv_regions.c

315

FOLL_WRITE | FOLL_LONGTERM,

drivers/hv/mshv_root_main.c

732

ret = pin_user_pages_fast(user_addr, remaining, FOLL_WRITE,

drivers/infiniband/core/umem.c

232

gup_flags |= FOLL_WRITE;

drivers/infiniband/hw/hfi1/user_pages.c

84

unsigned int gup_flags = FOLL_LONGTERM | (writable ? FOLL_WRITE : 0);

drivers/infiniband/hw/mthca/mthca_memfree.c

476

FOLL_WRITE | FOLL_LONGTERM, pages);

drivers/infiniband/hw/usnic/usnic_uiom.c

135

gup_flags |= FOLL_WRITE;

drivers/iommu/iommufd/iova_bitmap.c

196

FOLL_WRITE, mapped->pages);

drivers/iommu/iommufd/pages.c

2313

1, (flags & IOMMUFD_ACCESS_RW_WRITE) ? FOLL_WRITE : 0, &page,

drivers/iommu/iommufd/pages.c

798

user->gup_flags |= FOLL_WRITE;

drivers/media/common/videobuf2/frame_vector.c

55

gup_flags |= FOLL_WRITE;

drivers/misc/genwqe/card_utils.c

583

m->write ? FOLL_WRITE : 0, /* readable/writable */

drivers/misc/lkdtm/perms.c

108

EXEC_SIZE, FOLL_WRITE);

drivers/misc/sgi-gru/grufault.c

188

if (get_user_pages(vaddr, 1, write ? FOLL_WRITE : 0, &page) <= 0)

drivers/misc/vmw_vmci/vmci_host.c

247

retval = get_user_pages_fast(uva, 1, FOLL_WRITE, &page);

drivers/misc/vmw_vmci/vmci_queue_pair.c

660

FOLL_WRITE,

drivers/misc/vmw_vmci/vmci_queue_pair.c

674

FOLL_WRITE,

drivers/platform/goldfish/goldfish_pipe.c

274

!is_write ? FOLL_WRITE : 0,

drivers/rapidio/devices/rio_mport_cdev.c

847

dir == DMA_FROM_DEVICE ? FOLL_WRITE : 0,

drivers/sbus/char/oradax.c

425

ret = pin_user_pages_fast((unsigned long)va, 1, FOLL_WRITE, p);

drivers/scsi/st.c

5015

res = pin_user_pages_fast(uaddr, nr_pages, rw == READ ? FOLL_WRITE : 0,

drivers/vdpa/vdpa_user/vduse_dev.c

1245

pinned = pin_user_pages(uaddr, npages, FOLL_LONGTERM | FOLL_WRITE,

drivers/vfio/vfio_iommu_spapr_tce.c

490

direction != DMA_TO_DEVICE ? FOLL_WRITE : 0,

drivers/vfio/vfio_iommu_type1.c

595

flags |= FOLL_WRITE;

drivers/vhost/vdpa.c

1115

gup_flags |= FOLL_WRITE;

drivers/vhost/vhost.c

2420

r = pin_user_pages_fast(log, 1, FOLL_WRITE, &page);

drivers/video/fbdev/pvr2fb.c

659

ret = pin_user_pages_fast((unsigned long)buf, nr_pages, FOLL_WRITE, pages);

drivers/virt/acrn/hsm.c

347

FOLL_WRITE | FOLL_LONGTERM, &page);

drivers/virt/acrn/ioreq.c

610

FOLL_WRITE | FOLL_LONGTERM, &page);

drivers/virt/acrn/mm.c

243

nr_pages, FOLL_WRITE | FOLL_LONGTERM,

drivers/virt/fsl_hypervisor.c

250

num_pages, param.source != -1 ? FOLL_WRITE : 0, pages);

drivers/xen/gntdev.c

811

ret = pin_user_pages_fast(addr, 1, batch->writeable ? FOLL_WRITE : 0, &page);

drivers/xen/privcmd.c

626

requested, FOLL_WRITE, pages);

fs/exec.c

164

write ? FOLL_WRITE : 0,

fs/orangefs/orangefs-bufmap.c

255

bufmap->page_count, FOLL_WRITE, bufmap->page_array);

fs/proc/base.c

919

flags = write ? FOLL_WRITE : 0;

include/linux/kvm_host.h

1312

write ? FOLL_WRITE : 0, writable, refcounted_page);

io_uring/memmap.c

63

ret = pin_user_pages_fast(uaddr, nr_pages, FOLL_WRITE | FOLL_LONGTERM,

kernel/bpf/syscall.c

230

err = pin_user_pages_fast(start, 1, FOLL_LONGTERM | FOLL_WRITE, &page);

kernel/events/uprobes.c

317

FOLL_WRITE, &page, NULL);

kernel/events/uprobes.c

526

gup_flags |= FOLL_WRITE | FOLL_SPLIT_PMD;

kernel/events/uprobes.c

583

gup_flags |= FOLL_WRITE | FOLL_SPLIT_PMD;

kernel/futex/core.c

638

err = get_user_pages_fast(address, 1, FOLL_WRITE, &page);

kernel/ptrace.c

1442

FOLL_FORCE | FOLL_WRITE);

kernel/ptrace.c

1470

FOLL_FORCE | FOLL_WRITE);

kernel/ptrace.c

645

FOLL_FORCE | FOLL_WRITE);

kernel/trace/trace_events_user.c

551

ret = pin_user_pages_remote(mm->mm, uaddr, 1, FOLL_WRITE | FOLL_NOFAULT,

lib/iov_iter.c

1081

gup_flags |= FOLL_WRITE;

lib/iov_iter.c

1751

gup_flags |= FOLL_WRITE;

mm/gup.c

1043

if (gup_flags & FOLL_WRITE)

mm/gup.c

1096

if (flags & FOLL_WRITE)

mm/gup.c

1203

int write = (gup_flags & FOLL_WRITE);

mm/gup.c

1849

gup_flags |= FOLL_WRITE;

mm/gup.c

1910

gup_flags |= FOLL_WRITE;

mm/gup.c

2005

vm_flags = (foll_flags & FOLL_WRITE) ?

mm/gup.c

2749

if ((flags & (FOLL_PIN | FOLL_LONGTERM | FOLL_WRITE)) ==

mm/gup.c

2750

(FOLL_PIN | FOLL_LONGTERM | FOLL_WRITE))

mm/gup.c

2854

if (!pte_access_permitted(pte, flags & FOLL_WRITE))

mm/gup.c

2932

if (!pmd_access_permitted(orig, flags & FOLL_WRITE))

mm/gup.c

2975

if (!pud_access_permitted(orig, flags & FOLL_WRITE))

mm/gup.c

3183

if (WARN_ON_ONCE(gup_flags & ~(FOLL_WRITE | FOLL_LONGTERM |

mm/gup.c

664

if ((flags & FOLL_WRITE) &&

mm/gup.c

714

if ((flags & FOLL_WRITE) &&

mm/gup.c

737

touch_pmd(vma, addr, pmd, flags & FOLL_WRITE);

mm/gup.c

770

if (flags & FOLL_WRITE)

mm/gup.c

826

if ((flags & FOLL_WRITE) &&

mm/gup.c

878

if ((flags & FOLL_WRITE) &&

mm/gup_test.c

254

gup_flags |= FOLL_WRITE;

mm/internal.h

1579

if ((flags & (FOLL_WRITE | FOLL_PIN)) != FOLL_PIN)

mm/memory.c

6923

if ((write & FOLL_WRITE) && !writable)

mm/memory.c

6962

int write = gup_flags & FOLL_WRITE;

mm/nommu.c

1645

int write = gup_flags & FOLL_WRITE;

mm/process_vm_access.c

93

flags |= FOLL_WRITE;

mm/rmap.c

2834

FOLL_GET | FOLL_WRITE | FOLL_SPLIT_PMD,

net/rds/info.c

195

ret = pin_user_pages_fast(start, nr_pages, FOLL_WRITE, pages);

net/rds/rdma.c

161

gup_flags |= FOLL_WRITE;

net/xdp/xdp_umem.c

96

unsigned int gup_flags = FOLL_WRITE;

tools/testing/selftests/mm/gup_test.c

210

gup.gup_flags |= FOLL_WRITE;

tools/testing/selftests/mm/hmm-tests.c

1915

.gup_flags = FOLL_WRITE | flags,

tools/testing/selftests/mm/hmm-tests.c

64

#ifndef FOLL_WRITE

virt/kvm/async_pf.c

67

get_user_pages_remote(mm, addr, 1, FOLL_WRITE, NULL, &locked);

virt/kvm/kvm_main.c

2870

if (!((kfp->flags & FOLL_WRITE) || kfp->map_writable))

virt/kvm/kvm_main.c

2874

r = pin_user_pages_fast(kfp->hva, 1, FOLL_WRITE, &page) == 1;

virt/kvm/kvm_main.c

2876

r = get_user_page_fast_only(kfp->hva, FOLL_WRITE, &page);

virt/kvm/kvm_main.c

2923

if (!(flags & FOLL_WRITE) && kfp->map_writable &&

virt/kvm/kvm_main.c

2924

get_user_page_fast_only(kfp->hva, FOLL_WRITE, &wpage)) {

virt/kvm/kvm_main.c

2927

flags |= FOLL_WRITE;

virt/kvm/kvm_main.c

2931

*pfn = kvm_resolve_pfn(kfp, page, NULL, flags & FOLL_WRITE);

virt/kvm/kvm_main.c

2950

bool write_fault = kfp->flags & FOLL_WRITE;

virt/kvm/kvm_main.c

3028

vma_is_valid(vma, kfp->flags & FOLL_WRITE))

virt/kvm/kvm_main.c

3040

kfp->flags & FOLL_WRITE);

virt/kvm/kvm_main.c

3091

return get_user_pages_fast_only(addr, nr_pages, FOLL_WRITE, pages);

virt/kvm/kvm_main.c

3108

.flags = write ? FOLL_WRITE : 0,

virt/kvm/kvm_main.c

3123

.flags = writable ? FOLL_WRITE : 0,

virt/kvm/pfncache.c

167

.flags = FOLL_WRITE,