From cb1b1cf9c69ed49c617747fd8a168a8933fbe4ce Mon Sep 17 00:00:00 2001
From: hyperfekt <git@hyperfekt.net>
Date: Thu, 20 May 2021 03:05:19 +0200
Subject: [PATCH] linux_testing_bcachefs: 5.9.0-2020.11.20 -> 5.13-2021-07-08

Changes the package to apply a patchset to the appropriate minor kernel
instead of using its initial release, which means it will benefit from
revision updates.
---
 .../linux/kernel/linux-testing-bcachefs.nix   | 49 +++++++++++--------
 pkgs/top-level/all-packages.nix               |  8 ++-
 2 files changed, 32 insertions(+), 25 deletions(-)

diff --git a/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix b/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
index 619bf48b736c..7a79003add5f 100644
--- a/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
+++ b/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
@@ -1,24 +1,33 @@
-{ lib, buildPackages, fetchFromGitHub, fetchpatch, perl, buildLinux, ... } @ args:
+{ lib
+, fetchpatch
+, kernel
+, date ? "2021-07-08"
+, commit ? "3693b2ca83ff9eda49660b31299d2bebe3a1075f"
+, diffHash ? "1sfq3vwc2kxa761s292f2cqrm0vvqvkdx6drpyn5yaxwnapwidcw"
+, kernelPatches # must always be defined in bcachefs' all-packages.nix entry because it's also a top-level attribute supplied by callPackage
+, argsOverride ? {}
+, ...
+} @ args:
 
-buildLinux (args // {
-  version = "5.9.0-2020.11.20";
-  modDirVersion = "5.9.0";
+kernel.override ( args // {
 
-  src = fetchFromGitHub {
-    owner = "koverstreet";
-    repo = "bcachefs";
-    # commit does not exist on any branch on the target repository
-    rev = "6a505b63ed3003faf5000f19fd08bbd477d93fbc";
-    sha256 = "1rf34gzv9npafp1c3i6lymk3b0gnqp4rb0wl33pw6yrpgnsry3cc";
-  };
+  argsOverride = {
+    version = "${kernel.version}-bcachefs-unstable-${date}";
+    extraMeta = {
+      branch = "master";
+      maintainers = with lib.maintainers; [ davidak chiiruno ];
+      platforms = [ "x86_64-linux" ];
+    };
+  } // argsOverride;
 
-  extraConfig = "BCACHEFS_FS m";
+  kernelPatches = [ {
+      name = "bcachefs-${commit}";
+      patch = fetchpatch {
+        name = "bcachefs-${commit}.diff";
+        url = "https://evilpiepirate.org/git/bcachefs.git/rawdiff/?id=${commit}&id2=v${lib.versions.major kernel.version}.${lib.versions.minor kernel.version}";
+        sha256 = diffHash;
+      };
+      extraConfig = "BCACHEFS_FS m";
+    } ] ++ kernelPatches;
 
-  extraMeta = {
-    branch = "master";
-    hydraPlatforms = []; # Should the testing kernels ever be built on Hydra?
-    maintainers = with lib.maintainers; [ davidak chiiruno ];
-    platforms = [ "x86_64-linux" ];
-  };
-
-} // (args.argsOverride or {}))
+})
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 786dd4e0dc21..516800c79107 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20846,11 +20846,9 @@ in
     ];
   };
 
-  linux_testing_bcachefs = callPackage ../os-specific/linux/kernel/linux-testing-bcachefs.nix {
-    kernelPatches =
-      [ kernelPatches.bridge_stp_helper
-        kernelPatches.request_key_helper
-      ];
+  linux_testing_bcachefs = callPackage ../os-specific/linux/kernel/linux-testing-bcachefs.nix rec {
+    kernel = linux_5_13;
+    kernelPatches = kernel.kernelPatches;
   };
 
   linux_hardkernel_4_14 = callPackage ../os-specific/linux/kernel/linux-hardkernel-4.14.nix {