kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 65 deletions

diff --git a/target/linux/layerscape/patches-5.4/809-jailhouse-0012-ivshmem-net-fill-in-and-check-used-descriptor-chain-.patch b/target/linux/layerscape/patches-5.4/809-jailhouse-0012-ivshmem-net-fill-in-and-check-used-descriptor-chain-.patch
deleted file mode 100644
index cdd9f568eb..0000000000
--- a/target/linux/layerscape/patches-5.4/809-jailhouse-0012-ivshmem-net-fill-in-and-check-used-descriptor-chain-.patch
+++ /dev/null
@@ -1,65 +0,0 @@
-From ec72823546e39cd486360f44db16cf47f7e8f59e Mon Sep 17 00:00:00 2001
-From: Henning Schild <henning.schild@siemens.com>
-Date: Mon, 18 Sep 2017 18:02:08 +0200
-Subject: [PATCH] ivshmem-net: fill in and check used descriptor chain len
-
-We are using chains of len==1 make that explicit and expect that from
-the remote.
-
-Signed-off-by: Henning Schild <henning.schild@siemens.com>
-Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
-(cherry picked from commit f958c360044184f58605815d428b83fe4329cafd)
----
- drivers/net/ivshmem-net.c | 14 ++++++++------
- 1 file changed, 8 insertions(+), 6 deletions(-)
-
---- a/drivers/net/ivshmem-net.c
-+++ b/drivers/net/ivshmem-net.c
-@@ -335,10 +335,10 @@ static void ivshm_net_tx_clean(struct ne
- {
- 	struct ivshm_net *in = netdev_priv(ndev);
- 	struct ivshm_net_queue *tx = &in->tx;
-+	struct vring_used_elem *used;
- 	struct vring *vr = &tx->vr;
- 	struct vring_desc *desc;
- 	struct vring_desc *fdesc;
--	unsigned int used;
- 	unsigned int num;
- 	u16 used_idx;
- 	u16 last;
-@@ -358,13 +358,14 @@ static void ivshm_net_tx_clean(struct ne
- 		u32 len;
- 		u32 tail;
- 
--		used = vr->used->ring[last & (vr->num - 1)].id;
--		if (used >= vr->num) {
--			netdev_err(ndev, "invalid tx used %d\n", used);
-+		used = vr->used->ring + (last % vr->num);
-+		if (used->id >= vr->num || used->len != 1) {
-+			netdev_err(ndev, "invalid tx used->id %d ->len %d\n",
-+				   used->id, used->len);
- 			break;
- 		}
- 
--		desc = &vr->desc[used];
-+		desc = &vr->desc[used->id];
- 
- 		data = ivshm_net_desc_data(in, &in->tx, desc, &len);
- 		if (!data) {
-@@ -383,7 +384,7 @@ static void ivshm_net_tx_clean(struct ne
- 		else
- 			desc->next = fhead;
- 
--		fhead = used;
-+		fhead = used->id;
- 		last++;
- 		num++;
- 	}
-@@ -433,6 +434,7 @@ static void ivshm_net_rx_finish(struct i
- 
- 	used = rx->last_used_idx++ & (vr->num - 1);
- 	vr->used->ring[used].id = desc_id;
-+	vr->used->ring[used].len = 1;
- 
- 	virt_store_release(&vr->used->idx, rx->last_used_idx);
- }