[PATCH v2] kni: fix build with Linux 5.18
Jiri Slaby
jslaby at suse.cz
Wed May 25 12:26:41 CEST 2022
Since commit 2655926aea9b (net: Remove netif_rx_any_context() and
netif_rx_ni().) in 5.18, netif_rx_ni() no longer exists as netif_rx()
can be called from any context. So define HAVE_NETIF_RX_NI for older
releases and call the appropriate function in kni_net.
Cc: stable at dpdk.org
Signed-off-by: Jiri Slaby <jslaby at suse.cz>
---
[v2]
- forgot to amend the #else/#endif typo fix
kernel/linux/kni/compat.h | 4 ++++
kernel/linux/kni/kni_net.c | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/kernel/linux/kni/compat.h b/kernel/linux/kni/compat.h
index 664785674ff1..a81846a8a895 100644
--- a/kernel/linux/kni/compat.h
+++ b/kernel/linux/kni/compat.h
@@ -141,3 +141,7 @@
#if KERNEL_VERSION(5, 9, 0) > LINUX_VERSION_CODE
#define HAVE_TSK_IN_GUP
#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 18, 0)
+#define HAVE_NETIF_RX_NI
+#endif
diff --git a/kernel/linux/kni/kni_net.c b/kernel/linux/kni/kni_net.c
index 29e5b9e21f9e..41805fcabf7b 100644
--- a/kernel/linux/kni/kni_net.c
+++ b/kernel/linux/kni/kni_net.c
@@ -441,7 +441,11 @@ kni_net_rx_normal(struct kni_dev *kni)
skb->ip_summed = CHECKSUM_UNNECESSARY;
/* Call netif interface */
+#ifdef HAVE_NETIF_RX_NI
netif_rx_ni(skb);
+#else
+ netif_rx(skb);
+#endif
/* Update statistics */
dev->stats.rx_bytes += len;
--
2.36.1
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