107 lines
3.1 KiB
Diff
107 lines
3.1 KiB
Diff
--- a/kernel/nv-mmap.c 2023-05-03 11:48:48.481814709 +0200
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+++ b/kernel/nv-mmap.c 2023-05-03 11:51:39.220313386 +0200
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@@ -312,7 +312,11 @@
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goto done;
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}
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ vm_flags_set(vma, VM_IO);
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+#else
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vma->vm_flags |= VM_IO;
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+#endif
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}
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else
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{
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@@ -363,8 +367,13 @@
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NV_PRINT_AT(NV_DBG_MEMINFO, at);
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ vm_flags_set(vma, VM_IO | VM_LOCKED | VM_RESERVED);
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+ vm_flags_set(vma, VM_DONTEXPAND | VM_DONTDUMP);
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+#else
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vma->vm_flags |= (VM_IO | VM_LOCKED | VM_RESERVED);
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vma->vm_flags |= (VM_DONTEXPAND | VM_DONTDUMP);
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+#endif
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}
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if (status == 0)
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@@ -374,8 +383,13 @@
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if ((prot & NV_PROTECT_WRITEABLE) == 0)
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{
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vma->vm_page_prot = NV_PGPROT_READ_ONLY(vma->vm_page_prot);
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ vm_flags_clear(vma, VM_WRITE);
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+ vm_flags_clear(vma, VM_MAYWRITE);
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+#else
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vma->vm_flags &= ~VM_WRITE;
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vma->vm_flags &= ~VM_MAYWRITE;
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+#endif
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}
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vma->vm_ops = &nv_vm_ops;
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--- a/kernel/uvm/nvidia_uvm_lite.c 2023-05-03 12:00:17.508256190 +0200
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+++ b/kernel/uvm/nvidia_uvm_lite.c 2023-05-03 12:03:59.160897071 +0200
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@@ -1524,10 +1524,17 @@
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vma->vm_ops = &uvmlite_vma_ops;
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ // Prohibit copying the vma on fork().
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+ vm_flags_set(vma, VM_DONTCOPY);
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+ // Prohibt mremap() that would expand the vma.
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+ vm_flags_set(vma, VM_DONTEXPAND);
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+#else
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// Prohibit copying the vma on fork().
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vma->vm_flags |= VM_DONTCOPY;
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// Prohibt mremap() that would expand the vma.
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vma->vm_flags |= VM_DONTEXPAND;
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+#endif
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// Other cases of vma modification are detected in _mmap_open().
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@@ -1546,9 +1553,15 @@
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return -EINVAL;
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vma->vm_ops = &counters_vma_ops;
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ vm_flags_clear(vma, VM_MAYWRITE);
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+ // prevent vm_insert_page from modifying the vma's flags:
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+ vm_flags_set(vma, VM_MIXEDMAP);
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+#else
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vma->vm_flags &= ~VM_MAYWRITE;
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// prevent vm_insert_page from modifying the vma's flags:
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vma->vm_flags |= VM_MIXEDMAP;
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+#endif
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ret = 0;
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}
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UVM_DBG_PRINT_RL("vma 0x%p [0x%p, 0x%p) ret %d pgoff"
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@@ -2527,8 +2540,13 @@
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// Subsequent access from userspace after the pages are unmapped will cause
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// a SIGSEGV.
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//
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ vm_flags_clear(vma, VM_READ|VM_MAYREAD);
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+ vm_flags_clear(vma, VM_WRITE|VM_MAYWRITE);
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+#else
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vma->vm_flags &= ~(VM_READ|VM_MAYREAD);
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vma->vm_flags &= ~(VM_WRITE|VM_MAYWRITE);
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+#endif
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}
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//
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@@ -2536,8 +2554,13 @@
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//
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static void _set_vma_accessible(struct vm_area_struct * vma)
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{
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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+ vm_flags_set(vma, VM_READ|VM_MAYREAD);
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+ vm_flags_set(vma, VM_WRITE|VM_MAYWRITE);
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+#else
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vma->vm_flags |= (VM_READ|VM_MAYREAD);
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vma->vm_flags |= (VM_WRITE|VM_MAYWRITE);
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+#endif
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}
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//
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