From 386fb0c3cf119a3bb4b83d2379aa9c3f9cbdd009 Mon Sep 17 00:00:00 2001
From: Someone Serge <sergei.kozlukov@aalto.fi>
Date: Wed, 6 Apr 2022 01:11:46 +0300
Subject: [PATCH] cudatoolkit: 11.6 -> 11.5

---
 pkgs/development/compilers/cudatoolkit/default.nix        | 2 +-
 pkgs/development/libraries/science/math/cudnn/default.nix | 4 +---
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/compilers/cudatoolkit/default.nix b/pkgs/development/compilers/cudatoolkit/default.nix
index b02926f7e119..d7fa6ee59f0a 100644
--- a/pkgs/development/compilers/cudatoolkit/default.nix
+++ b/pkgs/development/compilers/cudatoolkit/default.nix
@@ -90,5 +90,5 @@ rec {
   # latest cudnn, nccl, cutensor, etc! It sometimes happens that CUDA versions
   # are released prior to compatibility with the rest of the ecosystem. And
   # don't forget to request a review from @NixOS/cuda-maintainers!
-  cudatoolkit_11 = cudatoolkit_11_6;
+  cudatoolkit_11 = cudatoolkit_11_5; # update me to 11_6 when cudnn>=8.3.3
 }
diff --git a/pkgs/development/libraries/science/math/cudnn/default.nix b/pkgs/development/libraries/science/math/cudnn/default.nix
index d07f7e6c0b2e..a3f785c5b38f 100644
--- a/pkgs/development/libraries/science/math/cudnn/default.nix
+++ b/pkgs/development/libraries/science/math/cudnn/default.nix
@@ -15,7 +15,6 @@
 , cudatoolkit_11_3
 , cudatoolkit_11_4
 , cudatoolkit_11_5
-, cudatoolkit_11_6
 , fetchurl
 , lib
 }:
@@ -90,7 +89,7 @@ rec {
     cudatoolkit = cudatoolkit_10_2;
     # See https://docs.nvidia.com/deeplearning/cudnn/archives/cudnn-832/support-matrix/index.html#cudnn-cuda-hardware-versions.
     minCudaVersion = "10.2.00000";
-    maxCudaVersion = "11.6.00001";
+    maxCudaVersion = "11.5.99999";
     mkSrc = cudatoolkit:
       let v = if lib.versions.majorMinor cudatoolkit.version == "10.2" then "10.2" else "11.5"; in
       fetchurl {
@@ -109,7 +108,6 @@ rec {
   cudnn_8_3_cudatoolkit_11_3 = cudnn_8_3_cudatoolkit_10_2.override { cudatoolkit = cudatoolkit_11_3; };
   cudnn_8_3_cudatoolkit_11_4 = cudnn_8_3_cudatoolkit_10_2.override { cudatoolkit = cudatoolkit_11_4; };
   cudnn_8_3_cudatoolkit_11_5 = cudnn_8_3_cudatoolkit_10_2.override { cudatoolkit = cudatoolkit_11_5; };
-  cudnn_8_3_cudatoolkit_11_6 = cudnn_8_3_cudatoolkit_10_2.override { cudatoolkit = cudatoolkit_11_6; };
 
   cudnn_8_3_cudatoolkit_10 = cudnn_8_3_cudatoolkit_10_2.override { cudatoolkit = cudatoolkit_10; };
   cudnn_8_3_cudatoolkit_11 = cudnn_8_3_cudatoolkit_10_2.override { cudatoolkit = cudatoolkit_11; };