diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/809-jailhouse-0002-ivshmem-net-Map-shmem-region-as-RAM.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/809-jailhouse-0002-ivshmem-net-Map-shmem-region-as-RAM.patch | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/target/linux/layerscape/patches-5.4/809-jailhouse-0002-ivshmem-net-Map-shmem-region-as-RAM.patch b/target/linux/layerscape/patches-5.4/809-jailhouse-0002-ivshmem-net-Map-shmem-region-as-RAM.patch deleted file mode 100644 index 8a3bcd6502..0000000000 --- a/target/linux/layerscape/patches-5.4/809-jailhouse-0002-ivshmem-net-Map-shmem-region-as-RAM.patch +++ /dev/null @@ -1,26 +0,0 @@ -From 4677dd55d55832dab1e4f41fe9a7fabe8bb95197 Mon Sep 17 00:00:00 2001 -From: Jan Kiszka <jan.kiszka@siemens.com> -Date: Thu, 24 Nov 2016 08:27:45 +0100 -Subject: [PATCH] ivshmem-net: Map shmem region as RAM - -No need for special caching, simply map the shared memory region like -RAM, thus write-back. This gives us another order of magnitude in -throughput. - -Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> -(cherry picked from commit af59c6541a65622cab498851e01653dd378cd9f8) ---- - drivers/net/ivshmem-net.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/net/ivshmem-net.c -+++ b/drivers/net/ivshmem-net.c -@@ -802,7 +802,7 @@ static int ivshm_net_probe(struct pci_de - if (!devm_request_mem_region(&pdev->dev, shmaddr, shmlen, DRV_NAME)) - return -EBUSY; - -- shm = devm_memremap(&pdev->dev, shmaddr, shmlen, MEMREMAP_WC); -+ shm = devm_memremap(&pdev->dev, shmaddr, shmlen, MEMREMAP_WB); - if (!shm) - return -ENOMEM; - |