Dominique Leuenberger 2021-04-22 16:04:42 +00:00 committed by Git OBS Bridge
commit b470799e45
3 changed files with 60 additions and 1 deletions

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@ -0,0 +1,49 @@
From 87efaea6376c8ae1a69e471450744a973995726b Mon Sep 17 00:00:00 2001
From: Ferruh Yigit <ferruh.yigit@intel.com>
Date: Mon, 17 Aug 2020 11:32:47 +0100
Subject: [PATCH] kni: fix build with Linux 5.9
Starting from Linux 5.9 'get_user_pages_remote()' API doesn't get
'struct task_struct' parameter:
commit 64019a2e467a ("mm/gup: remove task_struct pointer for all gup code")
The change reflected to the KNI with version check.
Cc: stable@dpdk.org
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
kernel/linux/kni/compat.h | 4 ++++
kernel/linux/kni/kni_dev.h | 5 +++++
2 files changed, 9 insertions(+)
Index: dpdk-stable-19.11.4/kernel/linux/kni/compat.h
===================================================================
--- dpdk-stable-19.11.4.orig/kernel/linux/kni/compat.h
+++ dpdk-stable-19.11.4/kernel/linux/kni/compat.h
@@ -138,3 +138,7 @@
(SLE_VERSION_CODE && SLE_VERSION_CODE == SLE_VERSION(15, 3, 0))
#define HAVE_TX_TIMEOUT_TXQUEUE
#endif
+
+#if KERNEL_VERSION(5, 9, 0) > LINUX_VERSION_CODE
+#define HAVE_TSK_IN_GUP
+#endif
Index: dpdk-stable-19.11.4/kernel/linux/kni/kni_dev.h
===================================================================
--- dpdk-stable-19.11.4.orig/kernel/linux/kni/kni_dev.h
+++ dpdk-stable-19.11.4/kernel/linux/kni/kni_dev.h
@@ -101,8 +101,13 @@ static inline phys_addr_t iova_to_phys(s
offset = iova & (PAGE_SIZE - 1);
/* Read one page struct info */
+#ifdef HAVE_TSK_IN_GUP
ret = get_user_pages_remote(tsk, tsk->mm, iova, 1,
FOLL_TOUCH, &page, NULL, NULL);
+#else
+ ret = get_user_pages_remote(tsk->mm, iova, 1,
+ FOLL_TOUCH, &page, NULL, NULL);
+#endif
if (ret < 0)
return 0;

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@ -1,3 +1,11 @@
-------------------------------------------------------------------
Wed Apr 21 10:36:13 UTC 2021 - Matthias Gerstner <matthias.gerstner@suse.com>
- add 0001-kni-fix-build-with-Linux-5.9.patch: fixes the build against kernel
>= 5.9. Also see here:
http://inbox.dpdk.org/users/CAJFAV8w8ozEkdSKdBHEHXJDxpChorGa1jUsNEcPMptG30bWykw@mail.gmail.com/T
-------------------------------------------------------------------
Tue Sep 29 09:13:17 UTC 2020 - Jaime Caamaño Ruiz <jcaamano@suse.com>

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@ -1,7 +1,7 @@
#
# spec file for package dpdk
#
# Copyright (c) 2020 SUSE LLC
# Copyright (c) 2021 SUSE LLC
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
@ -69,6 +69,7 @@ Patch5: 0003-vhost-crypto-fix-missed-request-check-for-copy-mode.patch
Patch6: 0004-vhost-crypto-fix-incorrect-write-back-source.patch
Patch7: 0005-vhost-crypto-fix-data-length-check.patch
Patch8: 0006-vhost-crypto-fix-possible-TOCTOU-attack.patch
Patch9: 0001-kni-fix-build-with-Linux-5.9.patch
BuildRequires: doxygen
BuildRequires: fdupes
BuildRequires: libelf-devel
@ -173,6 +174,7 @@ The DPDK Kernel NIC Interface (KNI) allows userspace applications access to the
%patch6 -p1 -z .init
%patch7 -p1 -z .init
%patch8 -p1 -z .init
%patch9 -p1 -z .init
# This fixes CROSS compilation (broken) in the mk file for ThunderX
sed -i '/^CROSS /s/^/#/' mk/machine/thunderx/rte.vars.mk