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From: Alyssa Ross <hi@alyssa.is>
To: devel@spectrum-os.org
Subject: [PATCH nixpkgs 04/16] spectrumPackages.linux_vm: fix cloud-hypervisor hotplug
Date: Sun, 11 Apr 2021 11:57:28 +0000	[thread overview]
Message-ID: <20210411115740.29615-5-hi@alyssa.is> (raw)
In-Reply-To: <20210411115740.29615-1-hi@alyssa.is>

This patch (backported from Linux 5.5) fixes hotplugging with
cloud-hypervisor.

See <https://github.com/cloud-hypervisor/cloud-hypervisor/blob/8b7aafad16ee8a23d7178a7f7aa6d2c1ec509b5d/docs/hotplug.md#kernel-support>.
---
 pkgs/os-specific/linux/kernel/patches.nix    | 9 +++++++++
 pkgs/os-specific/linux/spectrum/linux/vm.nix | 5 ++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/pkgs/os-specific/linux/kernel/patches.nix b/pkgs/os-specific/linux/kernel/patches.nix
index 8ce1ac2b587..a802a0a24d7 100644
--- a/pkgs/os-specific/linux/kernel/patches.nix
+++ b/pkgs/os-specific/linux/kernel/patches.nix
@@ -92,4 +92,13 @@
     name = "mac_nvme_t2";
     patch = ./mac-nvme-t2.patch;
   };
+
+  # https://github.com/cloud-hypervisor/cloud-hypervisor/blob/8b7aafad16ee8a23d7178a7f7aa6d2c1ec509b5d/docs/hotplug.md#kernel-support
+  evged = {
+    name = "evged";
+    patch = fetchpatch {
+      url = "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch?id=ac36d37e943635fc072e9d4f47e40a48fbcdb3f0";
+      sha256 = "0hzl3s2fmsvz54hq478lqi14dwry8a5g2b2awsssxf0r2ga15jk5";
+    };
+  };
 }
diff --git a/pkgs/os-specific/linux/spectrum/linux/vm.nix b/pkgs/os-specific/linux/spectrum/linux/vm.nix
index 9c9ba78b691..f456053dc99 100644
--- a/pkgs/os-specific/linux/spectrum/linux/vm.nix
+++ b/pkgs/os-specific/linux/spectrum/linux/vm.nix
@@ -1,8 +1,11 @@
-{ lib, linux }:
+{ lib, linux, kernelPatches }:
 
 with lib.kernel;
 
 linux.override {
+  # Fix hotplugging with cloud-hypervisor.
+  kernelPatches = linux.kernelPatches ++ [ kernelPatches.evged ];
+
   structuredExtraConfig = {
     VIRTIO_PCI = yes;
     VIRTIO_BLK = yes;
-- 
2.30.0

  parent reply	other threads:[~2021-04-11 11:59 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-11 11:57 [PATCH nixpkgs 00/16] Inter-guest networking Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 01/16] linux: enable Xen everywhere it can be Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 02/16] cloud-hypervisor: 0.8.0 -> 0.14.1 Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 03/16] mdevd: init at 0.1.3.0 Alyssa Ross
2021-04-11 11:57 ` Alyssa Ross [this message]
2021-04-11 11:57 ` [PATCH nixpkgs 05/16] spectrumPackages.linux_vm: allow config overrides Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 06/16] crosvm: support setting guest MAC from --tap-fd Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 07/16] spectrumPackages: export makeRootfs Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 08/16] spectrumPackages.rootfs: add s6-rc support Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 09/16] spectrumPackages.rootfs: make /var/lib and /var/run Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 10/16] spectrumPackages.rootfs: add dbus configuration Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 11/16] spectrumPackages.rootfs: add connman dbus services Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 12/16] spectrumPackages.sys-vms.comp: init Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 13/16] spectrumPackages.makeRootfs: move to default.nix Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 14/16] spectrumPackages.sys-vms.net: init Alyssa Ross
2021-04-14 20:49   ` Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 15/16] spectrumPackages.sys-vms.app: init Alyssa Ross
2021-04-11 11:57 ` [PATCH nixpkgs 16/16] spectrumPackages.spectrum-testhost: init Alyssa Ross
2021-04-14 22:15 ` [PATCH nixpkgs 00/16] Inter-guest networking Cole Helbling
2021-04-14 23:56   ` Alyssa Ross

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