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nixpkgs/pkgs/os-specific/linux/nvidia-x11/vm_operations_struct-fault.patch
Vladimír Čunát e9550f290c
nvidia_x11_legacy340: add another patch
I *suspect* that NV_VM_OPERATIONS_STRUCT_HAS_FAULT isn't detected
in our case for some reason, so this patch doesn't make a difference.
In any case, the patch seems unlikely to make anything worse.
2017-11-30 12:06:27 +01:00

32 lines
1.1 KiB
Diff

https://devtalk.nvidia.com/default/topic/1025051/fully-working-patches-2-of-them-for-nvidia-driver-340-104-compiler-installer-file-and-linux-kernels-4-13-amp-4-14/?offset=5
--- a/kernel/uvm/nvidia_uvm_lite.c
+++ b/kernel/uvm/nvidia_uvm_lite.c
@@ -818,8 +818,15 @@ done:
}
#if defined(NV_VM_OPERATIONS_STRUCT_HAS_FAULT)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
int _fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+#else
+int _fault(struct vm_fault *vmf)
+#endif
{
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0)
+ struct vm_area_struct *vma = vmf->vma;
+#endif
#if defined(NV_VM_FAULT_HAS_ADDRESS)
unsigned long vaddr = vmf->address;
#else
@@ -866,7 +873,11 @@ static struct vm_operations_struct uvmlite_vma_ops =
// it's dealing with anonymous mapping (see handle_pte_fault).
//
#if defined(NV_VM_OPERATIONS_STRUCT_HAS_FAULT)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
int _sigbus_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+#else
+int _sigbus_fault(struct vm_fault *vmf)
+#endif
{
vmf->page = NULL;
return VM_FAULT_SIGBUS;