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nvidia_x11_legacy340: add another patch

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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.
This commit is contained in:
Vladimír Čunát 2017-11-30 12:03:47 +01:00
parent 163315f5e2
commit e9550f290c
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GPG key ID: E747DF1F9575A3AA
2 changed files with 32 additions and 1 deletions
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2
pkgs/os-specific/linux/nvidia-x11/default.nix
View file

@ -41,7 +41,7 @@ in
persistencedSha256 = "0zqws2vsrxbxhv6z0nn2galnghcsilcn3s0f70bpm6jqj9wzy7x8";
useGLVND = false;
patches = maybePatch_drm_legacy;
patches = maybePatch_drm_legacy ++ [ ./vm_operations_struct-fault.patch ];
};
legacy_304 = generic {

31
pkgs/os-specific/linux/nvidia-x11/vm_operations_struct-fault.patch Normal file
View file

@ -0,0 +1,31 @@
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;