From ce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6 Mon Sep 17 00:00:00 2001 From: Christian Ehrhardt Date: Thu, 2 Mar 2017 16:15:51 +0100 Subject: Imported Upstream version 16.11.1 Change-Id: I1e965265578efaaf08e5628607f53d2386d2df9f Signed-off-by: Christian Ehrhardt --- lib/librte_vhost/vhost_user.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) (limited to 'lib/librte_vhost/vhost_user.c') diff --git a/lib/librte_vhost/vhost_user.c b/lib/librte_vhost/vhost_user.c index 6b83c15f..0cb1c677 100644 --- a/lib/librte_vhost/vhost_user.c +++ b/lib/librte_vhost/vhost_user.c @@ -447,14 +447,14 @@ add_guest_pages(struct virtio_net *dev, struct virtio_memory_region *reg, reg_size -= size; while (reg_size > 0) { + size = RTE_MIN(reg_size, page_size); host_phys_addr = rte_mem_virt2phy((void *)(uintptr_t) host_user_addr); - add_one_guest_page(dev, guest_phys_addr, host_phys_addr, - page_size); + add_one_guest_page(dev, guest_phys_addr, host_phys_addr, size); - host_user_addr += page_size; - guest_phys_addr += page_size; - reg_size -= page_size; + host_user_addr += size; + guest_phys_addr += size; + reg_size -= size; } } @@ -567,7 +567,8 @@ vhost_user_set_mem_table(struct virtio_net *dev, struct VhostUserMsg *pmsg) reg->host_user_addr = (uint64_t)(uintptr_t)mmap_addr + mmap_offset; - add_guest_pages(dev, reg, alignment); + if (dev->dequeue_zero_copy) + add_guest_pages(dev, reg, alignment); RTE_LOG(INFO, VHOST_CONFIG, "guest memory region %u, size: 0x%" PRIx64 "\n" -- cgit 1.2.3-korg