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dpdk/0001-kni-fix-build-with-Linux-6.3.patch
Ana Guerrero b3e62b524a Accepting request 1187835 from home:jirislaby:branches:network
- add kni-fix-build-with-Linux-6.10.patch to fix build against
  kernel 6.8.
- update kni-fix-build-with-Linux-6.8.patch -- it is upstream now.

OBS-URL: https://build.opensuse.org/request/show/1187835
OBS-URL: https://build.opensuse.org/package/show/network/dpdk?expand=0&rev=156
2024-07-16 11:17:21 +00:00

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Diff

From: Ferruh Yigit <ferruh.yigit@amd.com>
Date: Fri, 14 Apr 2023 16:25:22 +0100
Subject: kni: fix build with Linux 6.3
Patch-mainline: yes
Git-commit: 5f34cc454df420b9b2da8deb949fb76cba058b87
References: kernel 6.3
KNI calls `get_user_pages_remote()` API which is using `FOLL_TOUCH`
flag, but `FOLL_TOUCH` is no more in public headers since v6.3,
causing a build error.
`FOLL_*` defines in Linux kernel first moved to another header [1],
later some of them moved to memory subsystem internal header [2] for 6.3
`get_user_pages_remote()` already sets `FOLL_TOUCH` internally,
no need to set this flag externally anyway, moving flag from the call
altogether.
[1]
Commit b5054174ac7c ("mm: move FOLL_* defs to mm_types.h")
[2]
Commit 2c2241081f7d ("mm/gup: move private gup FOLL_ flags to internal.h")
Fixes: e73831dc6c26 ("kni: support userspace VA")
Cc: stable@dpdk.org
Signed-off-by: Ferruh Yigit <ferruh.yigit@amd.com>
Reviewed-by: David Marchand <david.marchand@redhat.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
kernel/linux/kni/kni_dev.h | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/kernel/linux/kni/kni_dev.h b/kernel/linux/kni/kni_dev.h
index a2c6d9fc..21bfb689 100644
--- a/kernel/linux/kni/kni_dev.h
+++ b/kernel/linux/kni/kni_dev.h
@@ -105,11 +105,9 @@ static inline phys_addr_t iova_to_phys(struct task_struct *tsk,
/* 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);
+ ret = get_user_pages_remote(tsk, tsk->mm, iova, 1, 0, &page, NULL, NULL);
#else
- ret = get_user_pages_remote(tsk->mm, iova, 1,
- FOLL_TOUCH, &page, NULL, NULL);
+ ret = get_user_pages_remote(tsk->mm, iova, 1, 0, &page, NULL, NULL);
#endif
if (ret < 0)
return 0;
--
2.35.3