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mm: replace vma->vm_flags direct modifications with modifier calls 

Replace direct modifications to vma->vm_flags with calls to modifier
functions to be able to track flag changes and to keep vma locking
correctness.

[akpm@linux-foundation.org: fix drivers/misc/open-dice.c, per Hyeonggon Yoo]
Link: https://lkml.kernel.org/r/20230126193752.297968-5-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arjun Roy <arjunroy@google.com>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: David Rientjes <rientjes@google.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Greg Thelen <gthelen@google.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jann Horn <jannh@google.com>
Cc: Joel Fernandes <joelaf@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Laurent Dufour <ldufour@linux.ibm.com>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Minchan Kim <minchan@google.com>
Cc: Paul E. McKenney <paulmck@kernel.org>
Cc: Peter Oskolkov <posk@google.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Punit Agrawal <punit.agrawal@bytedance.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Soheil Hassas Yeganeh <soheil@google.com>
Cc: Song Liu <songliubraving@fb.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Suren Baghdasaryan 2023-01-26 11:37:49 -08:00 committed by Andrew Morton
parent e430a95a04
commit 1c71222e5f
120 changed files with 188 additions and 199 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/kernel/process.c
View File

@ -316,7 +316,7 @@ static int __init gate_vma_init(void)
gate_vma.vm_page_prot = PAGE_READONLY_EXEC;
gate_vma.vm_start = 0xffff0000;
gate_vma.vm_end = 0xffff0000 + PAGE_SIZE;
gate_vma.vm_flags = VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYEXEC;
vm_flags_init(&gate_vma, VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYEXEC);
return 0;
}
arch_initcall(gate_vma_init);

8
arch/ia64/mm/init.c
View File

@ -109,7 +109,7 @@ ia64_init_addr_space (void)
vma_set_anonymous(vma);
vma->vm_start = current->thread.rbs_bot & PAGE_MASK;
vma->vm_end = vma->vm_start + PAGE_SIZE;
vma->vm_flags = VM_DATA_DEFAULT_FLAGS|VM_GROWSUP|VM_ACCOUNT;
vm_flags_init(vma, VM_DATA_DEFAULT_FLAGS|VM_GROWSUP|VM_ACCOUNT);
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
mmap_write_lock(current->mm);
if (insert_vm_struct(current->mm, vma)) {
@ -127,8 +127,8 @@ ia64_init_addr_space (void)
vma_set_anonymous(vma);
vma->vm_end = PAGE_SIZE;
vma->vm_page_prot = __pgprot(pgprot_val(PAGE_READONLY) | _PAGE_MA_NAT);
vma->vm_flags = VM_READ | VM_MAYREAD | VM_IO |
VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_init(vma, VM_READ | VM_MAYREAD | VM_IO |
VM_DONTEXPAND | VM_DONTDUMP);
mmap_write_lock(current->mm);
if (insert_vm_struct(current->mm, vma)) {
mmap_write_unlock(current->mm);
@ -272,7 +272,7 @@ static int __init gate_vma_init(void)
vma_init(&gate_vma, NULL);
gate_vma.vm_start = FIXADDR_USER_START;
gate_vma.vm_end = FIXADDR_USER_END;
gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC;
vm_flags_init(&gate_vma, VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC);
gate_vma.vm_page_prot = __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_RX);
return 0;

2
arch/loongarch/include/asm/tlb.h
View File

@ -149,7 +149,7 @@ static inline void tlb_flush(struct mmu_gather *tlb)
struct vm_area_struct vma;
vma.vm_mm = tlb->mm;
vma.vm_flags = 0;
vm_flags_init(&vma, 0);
if (tlb->fullmm) {
flush_tlb_mm(tlb->mm);
return;

2
arch/powerpc/kvm/book3s_xive_native.c
View File

@ -324,7 +324,7 @@ static int kvmppc_xive_native_mmap(struct kvm_device *dev,
return -EINVAL;
}
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached_wc(vma->vm_page_prot);
/*

2
arch/powerpc/mm/book3s64/subpage_prot.c
View File

@ -156,7 +156,7 @@ static void subpage_mark_vma_nohuge(struct mm_struct *mm, unsigned long addr,
* VM_NOHUGEPAGE and split them.
*/
for_each_vma_range(vmi, vma, addr + len) {
vma->vm_flags |= VM_NOHUGEPAGE;
vm_flags_set(vma, VM_NOHUGEPAGE);
walk_page_vma(vma, &subpage_walk_ops, NULL);
}
}

2
arch/powerpc/platforms/book3s/vas-api.c
View File

@ -525,7 +525,7 @@ static int coproc_mmap(struct file *fp, struct vm_area_struct *vma)
pfn = paste_addr >> PAGE_SHIFT;
/* flags, page_prot from cxl_mmap(), except we want cachable */
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_cached(vma->vm_page_prot);
prot = __pgprot(pgprot_val(vma->vm_page_prot) | _PAGE_DIRTY);

14
arch/powerpc/platforms/cell/spufs/file.c
View File

@ -291,7 +291,7 @@ static int spufs_mem_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached_wc(vma->vm_page_prot);
vma->vm_ops = &spufs_mem_mmap_vmops;
@ -381,7 +381,7 @@ static int spufs_cntl_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &spufs_cntl_mmap_vmops;
@ -1043,7 +1043,7 @@ static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &spufs_signal1_mmap_vmops;
@ -1179,7 +1179,7 @@ static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &spufs_signal2_mmap_vmops;
@ -1302,7 +1302,7 @@ static int spufs_mss_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &spufs_mss_mmap_vmops;
@ -1364,7 +1364,7 @@ static int spufs_psmap_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &spufs_psmap_mmap_vmops;
@ -1424,7 +1424,7 @@ static int spufs_mfc_mmap(struct file *file, struct vm_area_struct *vma)
if (!(vma->vm_flags & VM_SHARED))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &spufs_mfc_mmap_vmops;

3
arch/s390/mm/gmap.c
View File

@ -2522,8 +2522,7 @@ static inline void thp_split_mm(struct mm_struct *mm)
VMA_ITERATOR(vmi, mm, 0);
for_each_vma(vmi, vma) {
vma->vm_flags &= ~VM_HUGEPAGE;
vma->vm_flags |= VM_NOHUGEPAGE;
vm_flags_mod(vma, VM_NOHUGEPAGE, VM_HUGEPAGE);
walk_page_vma(vma, &thp_split_walk_ops, NULL);
}
mm->def_flags |= VM_NOHUGEPAGE;

2
arch/x86/entry/vsyscall/vsyscall_64.c
View File

@ -391,7 +391,7 @@ void __init map_vsyscall(void)
}
if (vsyscall_mode == XONLY)
gate_vma.vm_flags = VM_EXEC;
vm_flags_init(&gate_vma, VM_EXEC);
BUILD_BUG_ON((unsigned long)__fix_to_virt(VSYSCALL_PAGE) !=
(unsigned long)VSYSCALL_ADDR);

2
arch/x86/kernel/cpu/sgx/driver.c
View File

@ -95,7 +95,7 @@ static int sgx_mmap(struct file *file, struct vm_area_struct *vma)
return ret;
vma->vm_ops = &sgx_vm_ops;
vma->vm_flags |= VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP | VM_IO;
vm_flags_set(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP | VM_IO);
vma->vm_private_data = encl;
return 0;

2
arch/x86/kernel/cpu/sgx/virt.c
View File

@ -105,7 +105,7 @@ static int sgx_vepc_mmap(struct file *file, struct vm_area_struct *vma)
vma->vm_ops = &sgx_vepc_vm_ops;
/* Don't copy VMA in fork() */
vma->vm_flags |= VM_PFNMAP | VM_IO | VM_DONTDUMP | VM_DONTCOPY;
vm_flags_set(vma, VM_PFNMAP | VM_IO | VM_DONTDUMP | VM_DONTCOPY);
vma->vm_private_data = vepc;
return 0;

6
arch/x86/mm/pat/memtype.c
View File

@ -1000,7 +1000,7 @@ int track_pfn_remap(struct vm_area_struct *vma, pgprot_t *prot,
ret = reserve_pfn_range(paddr, size, prot, 0);
if (ret == 0 && vma)
vma->vm_flags |= VM_PAT;
vm_flags_set(vma, VM_PAT);
return ret;
}
@ -1066,7 +1066,7 @@ void untrack_pfn(struct vm_area_struct *vma, unsigned long pfn,
}
free_pfn_range(paddr, size);
if (vma)
vma->vm_flags &= ~VM_PAT;
vm_flags_clear(vma, VM_PAT);
}
/*
@ -1076,7 +1076,7 @@ void untrack_pfn(struct vm_area_struct *vma, unsigned long pfn,
*/
void untrack_pfn_moved(struct vm_area_struct *vma)
{
vma->vm_flags &= ~VM_PAT;
vm_flags_clear(vma, VM_PAT);
}
pgprot_t pgprot_writecombine(pgprot_t prot)

2
arch/x86/um/mem_32.c
View File

@ -16,7 +16,7 @@ static int __init gate_vma_init(void)
vma_init(&gate_vma, NULL);
gate_vma.vm_start = FIXADDR_USER_START;
gate_vma.vm_end = FIXADDR_USER_END;
gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC;
vm_flags_init(&gate_vma, VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC);
gate_vma.vm_page_prot = PAGE_READONLY;
return 0;

2
drivers/acpi/pfr_telemetry.c
View File

@ -310,7 +310,7 @@ pfrt_log_mmap(struct file *file, struct vm_area_struct *vma)
return -EROFS;
/* changing from read to write with mprotect is not allowed */
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
pfrt_log_dev = to_pfrt_log_dev(file);

3
drivers/android/binder.c
View File

@ -5572,8 +5572,7 @@ static int binder_mmap(struct file *filp, struct vm_area_struct *vma)
proc->pid, vma->vm_start, vma->vm_end, "bad vm_flags", -EPERM);
return -EPERM;
}
vma->vm_flags |= VM_DONTCOPY | VM_MIXEDMAP;
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_mod(vma, VM_DONTCOPY | VM_MIXEDMAP, VM_MAYWRITE);
vma->vm_ops = &binder_vm_ops;
vma->vm_private_data = proc;

2
drivers/char/mspec.c
View File

@ -206,7 +206,7 @@ mspec_mmap(struct file *file, struct vm_area_struct *vma,
refcount_set(&vdata->refcnt, 1);
vma->vm_private_data = vdata;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
if (vdata->type == MSPEC_UNCACHED)
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &mspec_vm_ops;

2
drivers/crypto/hisilicon/qm.c
View File

@ -2363,7 +2363,7 @@ static int hisi_qm_uacce_mmap(struct uacce_queue *q,
return -EINVAL;
}
vma->vm_flags |= VM_IO;
vm_flags_set(vma, VM_IO);
return remap_pfn_range(vma, vma->vm_start,
phys_base >> PAGE_SHIFT,

2
drivers/dax/device.c
View File

@ -308,7 +308,7 @@ static int dax_mmap(struct file *filp, struct vm_area_struct *vma)
return rc;
vma->vm_ops = &dax_vm_ops;
vma->vm_flags |= VM_HUGEPAGE;
vm_flags_set(vma, VM_HUGEPAGE);
return 0;
}

2
drivers/dma/idxd/cdev.c
View File

@ -201,7 +201,7 @@ static int idxd_cdev_mmap(struct file *filp, struct vm_area_struct *vma)
if (rc < 0)
return rc;
vma->vm_flags |= VM_DONTCOPY;
vm_flags_set(vma, VM_DONTCOPY);
pfn = (base + idxd_get_wq_portal_full_offset(wq->id,
IDXD_PORTAL_LIMITED)) >> PAGE_SHIFT;
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);

2
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
View File

@ -257,7 +257,7 @@ static int amdgpu_gem_object_mmap(struct drm_gem_object *obj, struct vm_area_str
*/
if (is_cow_mapping(vma->vm_flags) &&
!(vma->vm_flags & VM_ACCESS_FLAGS))
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
return drm_gem_ttm_mmap(obj, vma);
}

4
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
View File

@ -2879,8 +2879,8 @@ static int kfd_mmio_mmap(struct kfd_dev *dev, struct kfd_process *process,
address = dev->adev->rmmio_remap.bus_addr;
vma->vm_flags |= VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_NORESERVE |
VM_DONTDUMP | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_NORESERVE |
VM_DONTDUMP | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);

4
drivers/gpu/drm/amd/amdkfd/kfd_doorbell.c
View File

@ -159,8 +159,8 @@ int kfd_doorbell_mmap(struct kfd_dev *dev, struct kfd_process *process,
address = kfd_get_process_doorbells(pdd);
if (!address)
return -ENOMEM;
vma->vm_flags |= VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_NORESERVE |
VM_DONTDUMP | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_NORESERVE |
VM_DONTDUMP | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);

4
drivers/gpu/drm/amd/amdkfd/kfd_events.c
View File

@ -1052,8 +1052,8 @@ int kfd_event_mmap(struct kfd_process *p, struct vm_area_struct *vma)
pfn = __pa(page->kernel_address);
pfn >>= PAGE_SHIFT;
vma->vm_flags |= VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_NORESERVE
| VM_DONTDUMP | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_DONTCOPY | VM_DONTEXPAND | VM_NORESERVE
| VM_DONTDUMP | VM_PFNMAP);
pr_debug("Mapping signal page\n");
pr_debug(" start user address == 0x%08lx\n", vma->vm_start);

4
drivers/gpu/drm/amd/amdkfd/kfd_process.c
View File

@ -1978,8 +1978,8 @@ int kfd_reserved_mem_mmap(struct kfd_dev *dev, struct kfd_process *process,
return -ENOMEM;
}
vma->vm_flags |= VM_IO | VM_DONTCOPY | VM_DONTEXPAND
| VM_NORESERVE | VM_DONTDUMP | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_DONTCOPY | VM_DONTEXPAND
| VM_NORESERVE | VM_DONTDUMP | VM_PFNMAP);
/* Mapping pages to user process */
return remap_pfn_range(vma, vma->vm_start,
PFN_DOWN(__pa(qpd->cwsr_kaddr)),

2
drivers/gpu/drm/drm_gem.c
View File

@ -1047,7 +1047,7 @@ int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size,
goto err_drm_gem_object_put;
}
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);
}

3
drivers/gpu/drm/drm_gem_dma_helper.c
View File

@ -530,8 +530,7 @@ int drm_gem_dma_mmap(struct drm_gem_dma_object *dma_obj, struct vm_area_struct *
* the whole buffer.
*/
vma->vm_pgoff -= drm_vma_node_start(&obj->vma_node);
vma->vm_flags &= ~VM_PFNMAP;
vma->vm_flags |= VM_DONTEXPAND;
vm_flags_mod(vma, VM_DONTEXPAND, VM_PFNMAP);
if (dma_obj->map_noncoherent) {
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);

2
drivers/gpu/drm/drm_gem_shmem_helper.c
View File

@ -633,7 +633,7 @@ int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct
if (ret)
return ret;
vma->vm_flags |= VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
if (shmem->map_wc)
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);

8
drivers/gpu/drm/drm_vm.c
View File

@ -476,7 +476,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma)
if (!capable(CAP_SYS_ADMIN) &&
(dma->flags & _DRM_DMA_USE_PCI_RO)) {
vma->vm_flags &= ~(VM_WRITE | VM_MAYWRITE);
vm_flags_clear(vma, VM_WRITE | VM_MAYWRITE);
#if defined(__i386__) || defined(__x86_64__)
pgprot_val(vma->vm_page_prot) &= ~_PAGE_RW;
#else
@ -492,7 +492,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma)
vma->vm_ops = &drm_vm_dma_ops;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
drm_vm_open_locked(dev, vma);
return 0;
@ -560,7 +560,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
return -EINVAL;
if (!capable(CAP_SYS_ADMIN) && (map->flags & _DRM_READ_ONLY)) {
vma->vm_flags &= ~(VM_WRITE | VM_MAYWRITE);
vm_flags_clear(vma, VM_WRITE | VM_MAYWRITE);
#if defined(__i386__) || defined(__x86_64__)
pgprot_val(vma->vm_page_prot) &= ~_PAGE_RW;
#else
@ -628,7 +628,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
default:
return -EINVAL; /* This should never happen. */
}
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
drm_vm_open_locked(dev, vma);
return 0;

2
drivers/gpu/drm/etnaviv/etnaviv_gem.c
View File

@ -130,7 +130,7 @@ static int etnaviv_gem_mmap_obj(struct etnaviv_gem_object *etnaviv_obj,
{
pgprot_t vm_page_prot;
vma->vm_flags |= VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
vm_page_prot = vm_get_page_prot(vma->vm_flags);

4
drivers/gpu/drm/exynos/exynos_drm_gem.c
View File

@ -274,7 +274,7 @@ static int exynos_drm_gem_mmap_buffer(struct exynos_drm_gem *exynos_gem,
unsigned long vm_size;
int ret;
vma->vm_flags &= ~VM_PFNMAP;
vm_flags_clear(vma, VM_PFNMAP);
vma->vm_pgoff = 0;
vm_size = vma->vm_end - vma->vm_start;
@ -368,7 +368,7 @@ static int exynos_drm_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct
if (obj->import_attach)
return dma_buf_mmap(obj->dma_buf, vma, 0);
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
DRM_DEV_DEBUG_KMS(to_dma_dev(obj->dev), "flags = 0x%x\n",
exynos_gem->flags);

2
drivers/gpu/drm/gma500/framebuffer.c
View File

@ -139,7 +139,7 @@ static int psbfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
*/
vma->vm_ops = &psbfb_vm_ops;
vma->vm_private_data = (void *)fb;
vma->vm_flags |= VM_IO | VM_MIXEDMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_MIXEDMAP | VM_DONTEXPAND | VM_DONTDUMP);
return 0;
}

2
drivers/gpu/drm/i810/i810_dma.c
View File

@ -102,7 +102,7 @@ static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
buf = dev_priv->mmap_buffer;
buf_priv = buf->dev_private;
vma->vm_flags |= VM_DONTCOPY;
vm_flags_set(vma, VM_DONTCOPY);
buf_priv->currently_mapped = I810_BUF_MAPPED;

4
drivers/gpu/drm/i915/gem/i915_gem_mman.c
View File

@ -979,7 +979,7 @@ int i915_gem_mmap(struct file *filp, struct vm_area_struct *vma)
i915_gem_object_put(obj);
return -EINVAL;
}
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
}
anon = mmap_singleton(to_i915(dev));
@ -988,7 +988,7 @@ int i915_gem_mmap(struct file *filp, struct vm_area_struct *vma)
return PTR_ERR(anon);
}
vma->vm_flags |= VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP | VM_IO;
vm_flags_set(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP | VM_IO);
/*
* We keep the ref on mmo->obj, not vm_file, but we require

2
drivers/gpu/drm/mediatek/mtk_drm_gem.c
View File

@ -158,7 +158,7 @@ static int mtk_drm_gem_object_mmap(struct drm_gem_object *obj,
* dma_alloc_attrs() allocated a struct page table for mtk_gem, so clear
* VM_PFNMAP flag that was set by drm_gem_mmap_obj()/drm_gem_mmap().
*/
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);

2
drivers/gpu/drm/msm/msm_gem.c
View File

@ -1012,7 +1012,7 @@ static int msm_gem_object_mmap(struct drm_gem_object *obj, struct vm_area_struct
{
struct msm_gem_object *msm_obj = to_msm_bo(obj);
vma->vm_flags |= VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_page_prot = msm_gem_pgprot(msm_obj, vm_get_page_prot(vma->vm_flags));
return 0;

3
drivers/gpu/drm/omapdrm/omap_gem.c
View File

@ -543,8 +543,7 @@ int omap_gem_mmap_obj(struct drm_gem_object *obj,
{
struct omap_gem_object *omap_obj = to_omap_bo(obj);
vma->vm_flags &= ~VM_PFNMAP;
vma->vm_flags |= VM_MIXEDMAP;
vm_flags_mod(vma, VM_MIXEDMAP, VM_PFNMAP);
if (omap_obj->flags & OMAP_BO_WC) {
vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags));

3
drivers/gpu/drm/rockchip/rockchip_drm_gem.c
View File

@ -251,8 +251,7 @@ static int rockchip_drm_gem_object_mmap(struct drm_gem_object *obj,
* We allocated a struct page table for rk_obj, so clear
* VM_PFNMAP flag that was set by drm_gem_mmap_obj()/drm_gem_mmap().
*/
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vma->vm_flags &= ~VM_PFNMAP;
vm_flags_mod(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP, VM_PFNMAP);
vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);

5
drivers/gpu/drm/tegra/gem.c
View File

@ -574,7 +574,7 @@ int __tegra_gem_mmap(struct drm_gem_object *gem, struct vm_area_struct *vma)
* and set the vm_pgoff (used as a fake buffer offset by DRM)
* to 0 as we want to map the whole buffer.
*/
vma->vm_flags &= ~VM_PFNMAP;
vm_flags_clear(vma, VM_PFNMAP);
vma->vm_pgoff = 0;
err = dma_mmap_wc(gem->dev->dev, vma, bo->vaddr, bo->iova,
@ -588,8 +588,7 @@ int __tegra_gem_mmap(struct drm_gem_object *gem, struct vm_area_struct *vma)
} else {
pgprot_t prot = vm_get_page_prot(vma->vm_flags);
vma->vm_flags |= VM_MIXEDMAP;
vma->vm_flags &= ~VM_PFNMAP;
vm_flags_mod(vma, VM_MIXEDMAP, VM_PFNMAP);
vma->vm_page_prot = pgprot_writecombine(prot);
}

3
drivers/gpu/drm/ttm/ttm_bo_vm.c
View File

@ -468,8 +468,7 @@ int ttm_bo_mmap_obj(struct vm_area_struct *vma, struct ttm_buffer_object *bo)
vma->vm_private_data = bo;
vma->vm_flags |= VM_PFNMAP;
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_PFNMAP | VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
return 0;
}
EXPORT_SYMBOL(ttm_bo_mmap_obj);

2
drivers/gpu/drm/virtio/virtgpu_vram.c
View File

@ -46,7 +46,7 @@ static int virtio_gpu_vram_mmap(struct drm_gem_object *obj,
return -EINVAL;
vma->vm_pgoff -= drm_vma_node_start(&obj->vma_node);
vma->vm_flags |= VM_MIXEDMAP | VM_DONTEXPAND;
vm_flags_set(vma, VM_MIXEDMAP | VM_DONTEXPAND);
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);
vma->vm_ops = &virtio_gpu_vram_vm_ops;

2
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
View File

@ -97,7 +97,7 @@ int vmw_mmap(struct file *filp, struct vm_area_struct *vma)
/* Use VM_PFNMAP rather than VM_MIXEDMAP if not a COW mapping */
if (!is_cow_mapping(vma->vm_flags))
vma->vm_flags = (vma->vm_flags & ~VM_MIXEDMAP) | VM_PFNMAP;
vm_flags_mod(vma, VM_PFNMAP, VM_MIXEDMAP);
ttm_bo_put(bo); /* release extra ref taken by ttm_bo_mmap_obj() */

3
drivers/gpu/drm/xen/xen_drm_front_gem.c
View File

@ -69,8 +69,7 @@ static int xen_drm_front_gem_object_mmap(struct drm_gem_object *gem_obj,
* vm_pgoff (used as a fake buffer offset by DRM) to 0 as we want to map
* the whole buffer.
*/
vma->vm_flags &= ~VM_PFNMAP;
vma->vm_flags |= VM_MIXEDMAP | VM_DONTEXPAND;
vm_flags_mod(vma, VM_MIXEDMAP | VM_DONTEXPAND, VM_PFNMAP);
vma->vm_pgoff = 0;
/*

2
drivers/hsi/clients/cmt_speech.c
View File

@ -1264,7 +1264,7 @@ static int cs_char_mmap(struct file *file, struct vm_area_struct *vma)
if (vma_pages(vma) != 1)
return -EINVAL;
vma->vm_flags |= VM_IO | VM_DONTDUMP | VM_DONTEXPAND;
vm_flags_set(vma, VM_IO | VM_DONTDUMP | VM_DONTEXPAND);
vma->vm_ops = &cs_char_vm_ops;
vma->vm_private_data = file->private_data;

2
drivers/hwtracing/intel_th/msu.c
View File

@ -1659,7 +1659,7 @@ out:
atomic_dec(&msc->user_count);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_flags |= VM_DONTEXPAND | VM_DONTCOPY;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTCOPY);
vma->vm_ops = &msc_mmap_ops;
return ret;
}

2
drivers/hwtracing/stm/core.c
View File

@ -715,7 +715,7 @@ static int stm_char_mmap(struct file *file, struct vm_area_struct *vma)
pm_runtime_get_sync(&stm->dev);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &stm_mmap_vmops;
vm_iomap_memory(vma, phys, size);

4
drivers/infiniband/hw/hfi1/file_ops.c
View File

@ -403,7 +403,7 @@ static int hfi1_file_mmap(struct file *fp, struct vm_area_struct *vma)
ret = -EPERM;
goto done;
}
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
addr = vma->vm_start;
for (i = 0 ; i < uctxt->egrbufs.numbufs; i++) {
memlen = uctxt->egrbufs.buffers[i].len;
@ -528,7 +528,7 @@ static int hfi1_file_mmap(struct file *fp, struct vm_area_struct *vma)
goto done;
}
vma->vm_flags = flags;
vm_flags_reset(vma, flags);
hfi1_cdbg(PROC,
"%u:%u type:%u io/vf:%d/%d, addr:0x%llx, len:%lu(%lu), flags:0x%lx\n",
ctxt, subctxt, type, mapio, vmf, memaddr, memlen,

4
drivers/infiniband/hw/mlx5/main.c
View File

@ -2087,7 +2087,7 @@ static int mlx5_ib_mmap_clock_info_page(struct mlx5_ib_dev *dev,
if (vma->vm_flags & (VM_WRITE | VM_EXEC))
return -EPERM;
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
if (!dev->mdev->clock_info)
return -EOPNOTSUPP;
@ -2311,7 +2311,7 @@ static int mlx5_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vm
if (vma->vm_flags & VM_WRITE)
return -EPERM;
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
/* Don't expose to user-space information it shouldn't have */
if (PAGE_SIZE > 4096)

13
drivers/infiniband/hw/qib/qib_file_ops.c
View File

@ -733,7 +733,7 @@ static int qib_mmap_mem(struct vm_area_struct *vma, struct qib_ctxtdata *rcd,
}
/* don't allow them to later change with mprotect */
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
}
pfn = virt_to_phys(kvaddr) >> PAGE_SHIFT;
@ -769,7 +769,7 @@ static int mmap_ureg(struct vm_area_struct *vma, struct qib_devdata *dd,
phys = dd->physaddr + ureg;
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTCOPY | VM_DONTEXPAND);
ret = io_remap_pfn_range(vma, vma->vm_start,
phys >> PAGE_SHIFT,
vma->vm_end - vma->vm_start,
@ -810,8 +810,7 @@ static int mmap_piobufs(struct vm_area_struct *vma,
* don't allow them to later change to readable with mprotect (for when
* not initially mapped readable, as is normally the case)
*/
vma->vm_flags &= ~VM_MAYREAD;
vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND;
vm_flags_mod(vma, VM_DONTCOPY | VM_DONTEXPAND, VM_MAYREAD);
/* We used PAT if wc_cookie == 0 */
if (!dd->wc_cookie)
@ -852,7 +851,7 @@ static int mmap_rcvegrbufs(struct vm_area_struct *vma,
goto bail;
}
/* don't allow them to later change to writable with mprotect */
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
start = vma->vm_start;
@ -944,7 +943,7 @@ static int mmap_kvaddr(struct vm_area_struct *vma, u64 pgaddr,
* Don't allow permission to later change to writable
* with mprotect.
*/
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
} else
goto bail;
len = vma->vm_end - vma->vm_start;
@ -955,7 +954,7 @@ static int mmap_kvaddr(struct vm_area_struct *vma, u64 pgaddr,
vma->vm_pgoff = (unsigned long) addr >> PAGE_SHIFT;
vma->vm_ops = &qib_file_vm_ops;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
ret = 1;
bail:

2
drivers/infiniband/hw/usnic/usnic_ib_verbs.c
View File

@ -672,7 +672,7 @@ int usnic_ib_mmap(struct ib_ucontext *context,
usnic_dbg("\n");
us_ibdev = to_usdev(context->device);
vma->vm_flags |= VM_IO;
vm_flags_set(vma, VM_IO);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vfid = vma->vm_pgoff;
usnic_dbg("Page Offset %lu PAGE_SHIFT %u VFID %u\n",

2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
View File

@ -408,7 +408,7 @@ int pvrdma_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vma)
}
/* Map UAR to kernel space, VM_LOCKED? */
vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTCOPY | VM_DONTEXPAND);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
if (io_remap_pfn_range(vma, start, context->uar.pfn, size,
vma->vm_page_prot))

2
drivers/media/common/videobuf2/videobuf2-dma-contig.c
View File

@ -293,7 +293,7 @@ static int vb2_dc_mmap(void *buf_priv, struct vm_area_struct *vma)
return ret;
}
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_private_data = &buf->handler;
vma->vm_ops = &vb2_common_vm_ops;

2
drivers/media/common/videobuf2/videobuf2-vmalloc.c
View File

@ -185,7 +185,7 @@ static int vb2_vmalloc_mmap(void *buf_priv, struct vm_area_struct *vma)
/*
* Make sure that vm_areas for 2 buffers won't be merged together
*/
vma->vm_flags |= VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTEXPAND);
/*
* Use common vm_area operations to track buffer refcount.

2
drivers/media/v4l2-core/videobuf-dma-contig.c
View File

@ -314,7 +314,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
}
vma->vm_ops = &videobuf_vm_ops;
vma->vm_flags |= VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTEXPAND);
vma->vm_private_data = map;
dev_dbg(q->dev, "mmap %p: q=%p %08lx-%08lx (%lx) pgoff %08lx buf %d\n",

4
drivers/media/v4l2-core/videobuf-dma-sg.c
View File

@ -630,8 +630,8 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
map->count = 1;
map->q = q;
vma->vm_ops = &videobuf_vm_ops;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vma->vm_flags &= ~VM_IO; /* using shared anonymous pages */
/* using shared anonymous pages */
vm_flags_mod(vma, VM_DONTEXPAND | VM_DONTDUMP, VM_IO);
vma->vm_private_data = map;
dprintk(1, "mmap %p: q=%p %08lx-%08lx pgoff %08lx bufs %d-%d\n",
map, q, vma->vm_start, vma->vm_end, vma->vm_pgoff, first, last);

2
drivers/media/v4l2-core/videobuf-vmalloc.c
View File

@ -247,7 +247,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
}
vma->vm_ops = &videobuf_vm_ops;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_private_data = map;
dprintk(1, "mmap %p: q=%p %08lx-%08lx (%lx) pgoff %08lx buf %d\n",

2
drivers/misc/cxl/context.c
View File

@ -220,7 +220,7 @@ int cxl_context_iomap(struct cxl_context *ctx, struct vm_area_struct *vma)
pr_devel("%s: mmio physical: %llx pe: %i master:%i\n", __func__,
ctx->psn_phys, ctx->pe , ctx->master);
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &cxl_mmap_vmops;
return 0;

2
drivers/misc/habanalabs/common/memory.c
View File

@ -2082,7 +2082,7 @@ static int hl_ts_mmap(struct hl_mmap_mem_buf *buf, struct vm_area_struct *vma, v
{
struct hl_ts_buff *ts_buff = buf->private;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP | VM_DONTCOPY | VM_NORESERVE;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP | VM_DONTCOPY | VM_NORESERVE);
return remap_vmalloc_range(vma, ts_buff->user_buff_address, 0);
}

4
drivers/misc/habanalabs/gaudi/gaudi.c
View File

@ -4236,8 +4236,8 @@ static int gaudi_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
{
int rc;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE);
rc = dma_mmap_coherent(hdev->dev, vma, cpu_addr,
(dma_addr - HOST_PHYS_BASE), size);

8
drivers/misc/habanalabs/gaudi2/gaudi2.c
View File

@ -5538,8 +5538,8 @@ static int gaudi2_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
{
int rc;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE);
#ifdef _HAS_DMA_MMAP_COHERENT
@ -10116,8 +10116,8 @@ static int gaudi2_block_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
address = pci_resource_start(hdev->pdev, SRAM_CFG_BAR_ID) + offset_in_bar;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE);
rc = remap_pfn_range(vma, vma->vm_start, address >> PAGE_SHIFT,
block_size, vma->vm_page_prot);

4
drivers/misc/habanalabs/goya/goya.c
View File

@ -2880,8 +2880,8 @@ static int goya_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
{
int rc;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE);
rc = dma_mmap_coherent(hdev->dev, vma, cpu_addr,
(dma_addr - HOST_PHYS_BASE), size);

4
drivers/misc/ocxl/context.c
View File

@ -180,7 +180,7 @@ static int check_mmap_afu_irq(struct ocxl_context *ctx,
if ((vma->vm_flags & VM_READ) || (vma->vm_flags & VM_EXEC) ||
!(vma->vm_flags & VM_WRITE))
return -EINVAL;
vma->vm_flags &= ~(VM_MAYREAD | VM_MAYEXEC);
vm_flags_clear(vma, VM_MAYREAD | VM_MAYEXEC);
return 0;
}
@ -204,7 +204,7 @@ int ocxl_context_mmap(struct ocxl_context *ctx, struct vm_area_struct *vma)
if (rc)
return rc;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &ocxl_vmops;
return 0;

2
drivers/misc/ocxl/sysfs.c
View File

@ -134,7 +134,7 @@ static int global_mmio_mmap(struct file *filp, struct kobject *kobj,
(afu->config.global_mmio_size >> PAGE_SHIFT))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &global_mmio_vmops;
vma->vm_private_data = afu;

4
drivers/misc/open-dice.c
View File

@ -95,12 +95,12 @@ static int open_dice_mmap(struct file *filp, struct vm_area_struct *vma)
if (vma->vm_flags & VM_WRITE)
return -EPERM;
/* Ensure userspace cannot acquire VM_WRITE later. */
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
}
/* Create write-combine mapping so all clients observe a wipe. */
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
vma->vm_flags |= VM_DONTCOPY | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTCOPY | VM_DONTDUMP);
return vm_iomap_memory(vma, drvdata->rmem->base, drvdata->rmem->size);
}

4
drivers/misc/sgi-gru/grufile.c
View File

@ -101,8 +101,8 @@ static int gru_file_mmap(struct file *file, struct vm_area_struct *vma)
vma->vm_end & (GRU_GSEG_PAGESIZE - 1))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_LOCKED |
VM_DONTCOPY | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_LOCKED |
VM_DONTCOPY | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_page_prot = PAGE_SHARED;
vma->vm_ops = &gru_vm_ops;

2
drivers/misc/uacce/uacce.c
View File

@ -229,7 +229,7 @@ static int uacce_fops_mmap(struct file *filep, struct vm_area_struct *vma)
if (!qfr)
return -ENOMEM;
vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND | VM_WIPEONFORK;
vm_flags_set(vma, VM_DONTCOPY | VM_DONTEXPAND | VM_WIPEONFORK);
vma->vm_ops = &uacce_vm_ops;
vma->vm_private_data = q;
qfr->type = type;

2
drivers/sbus/char/oradax.c
View File

@ -389,7 +389,7 @@ static int dax_devmap(struct file *f, struct vm_area_struct *vma)
/* completion area is mapped read-only for user */
if (vma->vm_flags & VM_WRITE)
return -EPERM;
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
if (remap_pfn_range(vma, vma->vm_start, ctx->ca_buf_ra >> PAGE_SHIFT,
len, vma->vm_page_prot))

2
drivers/scsi/cxlflash/ocxl_hw.c
View File

@ -1167,7 +1167,7 @@ static int afu_mmap(struct file *file, struct vm_area_struct *vma)
(ctx->psn_size >> PAGE_SHIFT))
return -EINVAL;
vma->vm_flags |= VM_IO | VM_PFNMAP;
vm_flags_set(vma, VM_IO | VM_PFNMAP);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &ocxlflash_vmops;
return 0;

2
drivers/scsi/sg.c
View File

@ -1288,7 +1288,7 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
}
sfp->mmap_called = 1;
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_private_data = sfp;
vma->vm_ops = &sg_mmap_vm_ops;
out:

2
drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
View File

@ -1072,7 +1072,7 @@ int hmm_bo_mmap(struct vm_area_struct *vma, struct hmm_buffer_object *bo)
vma->vm_private_data = bo;
vma->vm_ops = &hmm_bo_vm_ops;
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
/*
* call hmm_bo_vm_open explicitly.

4
drivers/staging/media/deprecated/meye/meye.c
View File

@ -1476,8 +1476,8 @@ static int meye_mmap(struct file *file, struct vm_area_struct *vma)
}
vma->vm_ops = &meye_vm_ops;
vma->vm_flags &= ~VM_IO; /* not I/O memory */
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
/* not I/O memory */
vm_flags_mod(vma, VM_DONTEXPAND | VM_DONTDUMP, VM_IO);
vma->vm_private_data = (void *) (offset / gbufsize);
meye_vm_open(vma);

2
drivers/staging/media/deprecated/stkwebcam/stk-webcam.c
View File

@ -779,7 +779,7 @@ static int v4l_stk_mmap(struct file *fp, struct vm_area_struct *vma)
ret = remap_vmalloc_range(vma, sbuf->buffer, 0);
if (ret)
return ret;
vma->vm_flags |= VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTEXPAND);
vma->vm_private_data = sbuf;
vma->vm_ops = &stk_v4l_vm_ops;
sbuf->v4lbuf.flags |= V4L2_BUF_FLAG_MAPPED;

2
drivers/target/target_core_user.c
View File

@ -1928,7 +1928,7 @@ static int tcmu_mmap(struct uio_info *info, struct vm_area_struct *vma)
{
struct tcmu_dev *udev = container_of(info, struct tcmu_dev, uio_info);
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &tcmu_vm_ops;
vma->vm_private_data = udev;

2
drivers/uio/uio.c
View File

@ -713,7 +713,7 @@ static const struct vm_operations_struct uio_logical_vm_ops = {
static int uio_mmap_logical(struct vm_area_struct *vma)
{
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &uio_logical_vm_ops;
return 0;
}

3
drivers/usb/core/devio.c
View File

@ -279,8 +279,7 @@ static int usbdev_mmap(struct file *file, struct vm_area_struct *vma)
}
}
vma->vm_flags |= VM_IO;
vma->vm_flags |= (VM_DONTEXPAND | VM_DONTDUMP);
vm_flags_set(vma, VM_IO | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &usbdev_vm_ops;
vma->vm_private_data = usbm;

3
drivers/usb/mon/mon_bin.c
View File

@ -1272,8 +1272,7 @@ static int mon_bin_mmap(struct file *filp, struct vm_area_struct *vma)
if (vma->vm_flags & VM_WRITE)
return -EPERM;
vma->vm_flags &= ~VM_MAYWRITE;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_mod(vma, VM_DONTEXPAND | VM_DONTDUMP, VM_MAYWRITE);
vma->vm_private_data = filp->private_data;
mon_bin_vma_open(vma);
return 0;

2
drivers/vdpa/vdpa_user/iova_domain.c
View File

@ -512,7 +512,7 @@ static int vduse_domain_mmap(struct file *file, struct vm_area_struct *vma)
{
struct vduse_iova_domain *domain = file->private_data;
vma->vm_flags |= VM_DONTDUMP | VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTDUMP | VM_DONTEXPAND);
vma->vm_private_data = domain;
vma->vm_ops = &vduse_domain_mmap_ops;

2
drivers/vfio/pci/vfio_pci_core.c
View File

@ -1799,7 +1799,7 @@ int vfio_pci_core_mmap(struct vfio_device *core_vdev, struct vm_area_struct *vma
* See remap_pfn_range(), called from vfio_pci_fault() but we can't
* change vm_flags within the fault handler. Set them now.
*/
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &vfio_pci_mmap_ops;
return 0;

2
drivers/vhost/vdpa.c
View File

@ -1315,7 +1315,7 @@ static int vhost_vdpa_mmap(struct file *file, struct vm_area_struct *vma)
if (vma->vm_end - vma->vm_start != notify.size)
return -ENOTSUPP;
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &vhost_vdpa_vm_ops;
return 0;
}

2
drivers/video/fbdev/68328fb.c
View File

@ -391,7 +391,7 @@ static int mc68x328fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
#ifndef MMU
/* this is uClinux (no MMU) specific code */
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_start = videomemory;
return 0;

4
drivers/video/fbdev/core/fb_defio.c
View File

@ -232,9 +232,9 @@ static const struct address_space_operations fb_deferred_io_aops = {
int fb_deferred_io_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
vma->vm_ops = &fb_deferred_io_vm_ops;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
if (!(info->flags & FBINFO_VIRTFB))
vma->vm_flags |= VM_IO;
vm_flags_set(vma, VM_IO);
vma->vm_private_data = info;
return 0;
}

2
drivers/xen/gntalloc.c
View File

@ -525,7 +525,7 @@ static int gntalloc_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_private_data = vm_priv;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &gntalloc_vmops;

4
drivers/xen/gntdev.c
View File

@ -1055,10 +1055,10 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
vma->vm_ops = &gntdev_vmops;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP | VM_MIXEDMAP;
vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP | VM_MIXEDMAP);
if (use_ptemod)
vma->vm_flags |= VM_DONTCOPY;
vm_flags_set(vma, VM_DONTCOPY);
vma->vm_private_data = map;
if (map->flags) {

2
drivers/xen/privcmd-buf.c
View File

@ -156,7 +156,7 @@ static int privcmd_buf_mmap(struct file *file, struct vm_area_struct *vma)
vma_priv->file_priv = file_priv;
vma_priv->users = 1;
vma->vm_flags |= VM_IO | VM_DONTEXPAND;
vm_flags_set(vma, VM_IO | VM_DONTEXPAND);
vma->vm_ops = &privcmd_buf_vm_ops;
vma->vm_private_data = vma_priv;

4
drivers/xen/privcmd.c
View File

@ -934,8 +934,8 @@ static int privcmd_mmap(struct file *file, struct vm_area_struct *vma)
{
/* DONTCOPY is essential for Xen because copy_page_range doesn't know
* how to recreate these mappings */
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTCOPY |
VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTCOPY |
VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &privcmd_vm_ops;
vma->vm_private_data = NULL;

2
fs/aio.c
View File

@ -390,7 +390,7 @@ static const struct vm_operations_struct aio_ring_vm_ops = {
static int aio_ring_mmap(struct file *file, struct vm_area_struct *vma)
{
vma->vm_flags |= VM_DONTEXPAND;
vm_flags_set(vma, VM_DONTEXPAND);
vma->vm_ops = &aio_ring_vm_ops;
return 0;
}

2
fs/cramfs/inode.c
View File

@ -408,7 +408,7 @@ static int cramfs_physmem_mmap(struct file *file, struct vm_area_struct *vma)
* unpopulated ptes via cramfs_read_folio().
*/
int i;
vma->vm_flags |= VM_MIXEDMAP;
vm_flags_set(vma, VM_MIXEDMAP);
for (i = 0; i < pages && !ret; i++) {
vm_fault_t vmf;
unsigned long off = i * PAGE_SIZE;

2
fs/erofs/data.c
View File

@ -429,7 +429,7 @@ static int erofs_file_mmap(struct file *file, struct vm_area_struct *vma)
return -EINVAL;
vma->vm_ops = &erofs_dax_vm_ops;
vma->vm_flags |= VM_HUGEPAGE;
vm_flags_set(vma, VM_HUGEPAGE);
return 0;
}
#else

4
fs/exec.c
View File

@ -270,7 +270,7 @@ static int __bprm_mm_init(struct linux_binprm *bprm)
BUILD_BUG_ON(VM_STACK_FLAGS & VM_STACK_INCOMPLETE_SETUP);
vma->vm_end = STACK_TOP_MAX;
vma->vm_start = vma->vm_end - PAGE_SIZE;
vma->vm_flags = VM_SOFTDIRTY | VM_STACK_FLAGS | VM_STACK_INCOMPLETE_SETUP;
vm_flags_init(vma, VM_SOFTDIRTY | VM_STACK_FLAGS | VM_STACK_INCOMPLETE_SETUP);
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
err = insert_vm_struct(mm, vma);
@ -834,7 +834,7 @@ int setup_arg_pages(struct linux_binprm *bprm,
}
/* mprotect_fixup is overkill to remove the temporary stack flags */
vma->vm_flags &= ~VM_STACK_INCOMPLETE_SETUP;
vm_flags_clear(vma, VM_STACK_INCOMPLETE_SETUP);
stack_expand = 131072UL; /* randomly 32*4k (or 2*64k) pages */
stack_size = vma->vm_end - vma->vm_start;

2
fs/ext4/file.c
View File

@ -801,7 +801,7 @@ static int ext4_file_mmap(struct file *file, struct vm_area_struct *vma)
file_accessed(file);
if (IS_DAX(file_inode(file))) {
vma->vm_ops = &ext4_dax_vm_ops;
vma->vm_flags |= VM_HUGEPAGE;
vm_flags_set(vma, VM_HUGEPAGE);
} else {
vma->vm_ops = &ext4_file_vm_ops;
}

2
fs/fuse/dax.c
View File

@ -860,7 +860,7 @@ int fuse_dax_mmap(struct file *file, struct vm_area_struct *vma)
{
file_accessed(file);
vma->vm_ops = &fuse_dax_vm_ops;
vma->vm_flags |= VM_MIXEDMAP | VM_HUGEPAGE;
vm_flags_set(vma, VM_MIXEDMAP | VM_HUGEPAGE);
return 0;
}

4
fs/hugetlbfs/inode.c
View File

@ -132,7 +132,7 @@ static int hugetlbfs_file_mmap(struct file *file, struct vm_area_struct *vma)
* way when do_mmap unwinds (may be important on powerpc
* and ia64).
*/
vma->vm_flags |= VM_HUGETLB | VM_DONTEXPAND;
vm_flags_set(vma, VM_HUGETLB | VM_DONTEXPAND);
vma->vm_ops = &hugetlb_vm_ops;
ret = seal_check_future_write(info->seals, vma);
@ -811,7 +811,7 @@ static long hugetlbfs_fallocate(struct file *file, int mode, loff_t offset,
* as input to create an allocation policy.
*/
vma_init(&pseudo_vma, mm);
pseudo_vma.vm_flags = (VM_HUGETLB | VM_MAYSHARE | VM_SHARED);
vm_flags_init(&pseudo_vma, VM_HUGETLB | VM_MAYSHARE | VM_SHARED);
pseudo_vma.vm_file = file;
for (index = start; index < end; index++) {

3
fs/orangefs/file.c
View File

@ -389,8 +389,7 @@ static int orangefs_file_mmap(struct file *file, struct vm_area_struct *vma)
"orangefs_file_mmap: called on %pD\n", file);
/* set the sequential readahead hint */
vma->vm_flags |= VM_SEQ_READ;
vma->vm_flags &= ~VM_RAND_READ;
vm_flags_mod(vma, VM_SEQ_READ, VM_RAND_READ);
file_accessed(file);
vma->vm_ops = &orangefs_file_vm_ops;

2
fs/proc/task_mmu.c
View File

@ -1299,7 +1299,7 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf,
for_each_vma(vmi, vma) {
if (!(vma->vm_flags & VM_SOFTDIRTY))
continue;
vma->vm_flags &= ~VM_SOFTDIRTY;
vm_flags_clear(vma, VM_SOFTDIRTY);
vma_set_page_prot(vma);
}

3
fs/proc/vmcore.c
View File

@ -582,8 +582,7 @@ static int mmap_vmcore(struct file *file, struct vm_area_struct *vma)
if (vma->vm_flags & (VM_WRITE | VM_EXEC))
return -EPERM;
vma->vm_flags &= ~(VM_MAYWRITE | VM_MAYEXEC);
vma->vm_flags |= VM_MIXEDMAP;
vm_flags_mod(vma, VM_MIXEDMAP, VM_MAYWRITE | VM_MAYEXEC);
vma->vm_ops = &vmcore_mmap_ops;
len = 0;

2
fs/userfaultfd.c
View File

@ -113,7 +113,7 @@ static void userfaultfd_set_vm_flags(struct vm_area_struct *vma,
{
const bool uffd_wp_changed = (vma->vm_flags ^ flags) & VM_UFFD_WP;
vma->vm_flags = flags;
vm_flags_reset(vma, flags);
/*
* For shared mappings, we want to enable writenotify while
* userfaultfd-wp is enabled (see vma_wants_writenotify()). We'll simply

2
fs/xfs/xfs_file.c
View File

@ -1429,7 +1429,7 @@ xfs_file_mmap(
file_accessed(file);
vma->vm_ops = &xfs_file_vm_ops;
if (IS_DAX(inode))
vma->vm_flags |= VM_HUGEPAGE;
vm_flags_set(vma, VM_HUGEPAGE);
return 0;
}

2
include/linux/mm.h
View File

@ -3653,7 +3653,7 @@ static inline int seal_check_future_write(int seals, struct vm_area_struct *vma)
* VM_MAYWRITE as we still want them to be COW-writable.
*/
if (vma->vm_flags & VM_SHARED)
vma->vm_flags &= ~(VM_MAYWRITE);
vm_flags_clear(vma, VM_MAYWRITE);
}
return 0;

4
kernel/bpf/ringbuf.c
View File

@ -269,7 +269,7 @@ static int ringbuf_map_mmap_kern(struct bpf_map *map, struct vm_area_struct *vma
if (vma->vm_pgoff != 0 || vma->vm_end - vma->vm_start != PAGE_SIZE)
return -EPERM;
} else {
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
}
/* remap_vmalloc_range() checks size and offset constraints */
return remap_vmalloc_range(vma, rb_map->rb,
@ -290,7 +290,7 @@ static int ringbuf_map_mmap_user(struct bpf_map *map, struct vm_area_struct *vma
*/
return -EPERM;
} else {
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
}
/* remap_vmalloc_range() checks size and offset constraints */
return remap_vmalloc_range(vma, rb_map->rb, vma->vm_pgoff + RINGBUF_PGOFF);

4
kernel/bpf/syscall.c
View File

@ -882,10 +882,10 @@ static int bpf_map_mmap(struct file *filp, struct vm_area_struct *vma)
/* set default open/close callbacks */
vma->vm_ops = &bpf_map_default_vmops;
vma->vm_private_data = map;
vma->vm_flags &= ~VM_MAYEXEC;
vm_flags_clear(vma, VM_MAYEXEC);
if (!(vma->vm_flags & VM_WRITE))
/* disallow re-mapping with PROT_WRITE */
vma->vm_flags &= ~VM_MAYWRITE;
vm_flags_clear(vma, VM_MAYWRITE);
err = map->ops->map_mmap(map, vma);
if (err)

2
kernel/events/core.c
View File

@ -6573,7 +6573,7 @@ aux_unlock:
* Since pinned accounting is per vm we cannot allow fork() to copy our
* vma.
*/
vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND | VM_DONTDUMP;
vm_flags_set(vma, VM_DONTCOPY | VM_DONTEXPAND | VM_DONTDUMP);
vma->vm_ops = &perf_mmap_vmops;
if (event->pmu->event_mapped)

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