From e909ce962b520ef1deaf02f9b53889f0db9e9212 Mon Sep 17 00:00:00 2001
From: Todd Malsbary <todd.malsbary@intel.com>
Date: Fri, 1 Oct 2021 13:51:00 -0700
Subject: Fix iavf driver build failure

With kernel 4.15.0-159, Ubuntu added the skb_frag_off functions to the
kernel headers.

Issue-ID: MULTICLOUD-1396
Signed-off-by: Todd Malsbary <todd.malsbary@intel.com>
Change-Id: I283d6ea394ac4685be842339acd2a89548295b4f
---
 .../installers/Dockerfile.iavf-driver-installer            |  1 +
 .../installers/entrypoint-iavf-driver-installer.sh         |  6 ++++++
 kud/deployment_infra/installers/skb-frag-off.patch         | 14 ++++++++++++++
 3 files changed, 21 insertions(+)
 create mode 100644 kud/deployment_infra/installers/skb-frag-off.patch

diff --git a/kud/deployment_infra/installers/Dockerfile.iavf-driver-installer b/kud/deployment_infra/installers/Dockerfile.iavf-driver-installer
index 9882c2f7..8d4593a6 100644
--- a/kud/deployment_infra/installers/Dockerfile.iavf-driver-installer
+++ b/kud/deployment_infra/installers/Dockerfile.iavf-driver-installer
@@ -19,6 +19,7 @@ RUN apt-get update && \
     rm -rf /var/lib/apt/lists/*
 
 COPY _common.sh /
+COPY skb-frag-off.patch /
 COPY entrypoint-iavf-driver-installer.sh /entrypoint.sh
 
 CMD /entrypoint.sh
diff --git a/kud/deployment_infra/installers/entrypoint-iavf-driver-installer.sh b/kud/deployment_infra/installers/entrypoint-iavf-driver-installer.sh
index 6cfc373d..d47e3b97 100755
--- a/kud/deployment_infra/installers/entrypoint-iavf-driver-installer.sh
+++ b/kud/deployment_infra/installers/entrypoint-iavf-driver-installer.sh
@@ -2,6 +2,7 @@
 
 #set -x
 source _common.sh
+SCRIPT_DIR=$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")
 
 IAVF_DRIVER_VERSION="${IAVF_DRIVER_VERSION:-4.0.2}"
 IAVF_DRIVER_DOWNLOAD_URL_DEFAULT="https://downloadmirror.intel.com/30305/eng/iavf-${IAVF_DRIVER_VERSION}.tar.gz"
@@ -27,10 +28,15 @@ download_iavf_src() {
     pushd "${IAVF_INSTALL_DIR_CONTAINER}" > /dev/null
     curl -L -sS "${IAVF_DRIVER_DOWNLOAD_URL}" -o "${IAVF_DRIVER_ARCHIVE}"
     tar xf "${IAVF_DRIVER_ARCHIVE}" --strip-components=1
+    info "Patching IAVF source ... "
+    # Ubuntu 18.04 added the skb_frag_off definitions to the kernel
+    # headers beginning with 4.15.0-159
+    patch -p1 < "${SCRIPT_DIR}/skb-frag-off.patch"
     popd > /dev/null
 }
 
 build_iavf_src() {
+
     info "Building IAVF source ... "
     pushd "${IAVF_INSTALL_DIR_CONTAINER}/src" > /dev/null
     KSRC=${KERNEL_SRC_DIR} SYSTEM_MAP_FILE="${ROOT_MOUNT_DIR}/boot/System.map-$(uname -r)" INSTALL_MOD_PATH="${ROOT_MOUNT_DIR}" make install
diff --git a/kud/deployment_infra/installers/skb-frag-off.patch b/kud/deployment_infra/installers/skb-frag-off.patch
new file mode 100644
index 00000000..935828ee
--- /dev/null
+++ b/kud/deployment_infra/installers/skb-frag-off.patch
@@ -0,0 +1,14 @@
+diff --git a/src/kcompat.h b/src/kcompat.h
+index 21e9818..97abc2f 100644
+--- a/src/kcompat.h
++++ b/src/kcompat.h
+@@ -7074,7 +7074,8 @@ devlink_flash_update_status_notify(struct devlink __always_unused *devlink,
+ /*****************************************************************************/
+ #if (LINUX_VERSION_CODE < KERNEL_VERSION(5,4,0))
+ #if (!(RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(8,2)) && \
+-     !(SLE_VERSION_CODE >= SLE_VERSION(15,2,0)))
++     !(SLE_VERSION_CODE >= SLE_VERSION(15,2,0)) && \
++     !(UBUNTU_VERSION_CODE >= UBUNTU_VERSION(4,15,0,159)))
+ static inline unsigned int skb_frag_off(const skb_frag_t *frag)
+ {
+        return frag->page_offset;
-- 
cgit 1.2.3-korg