From 080e664ed5e79dcf5ae5a36521cab0ddb7ebc5f0 Mon Sep 17 00:00:00 2001 From: Swapnil Ingle Date: Fri, 27 Aug 2021 13:18:53 +0200 Subject: Add support for VFIO_DMA_UNMAP_FLAG_ALL flag (#600) * Add support for VFIO_DMA_UNMAP_FLAG_ALL flag Signed-off-by: Swapnil Ingle Reviewed-by: John Levon --- samples/client.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'samples/client.c') diff --git a/samples/client.c b/samples/client.c index ef3202c..80a84d4 100644 --- a/samples/client.c +++ b/samples/client.c @@ -1302,6 +1302,19 @@ int main(int argc, char *argv[]) handle_dma_io(sock, dma_regions + server_max_fds, nr_dma_regions - server_max_fds, dma_region_fds + server_max_fds); + + struct vfio_user_dma_unmap r = { + .argsz = sizeof(r), + .addr = 0, + .size = 0, + .flags = VFIO_DMA_UNMAP_FLAG_ALL + }; + ret = tran_sock_msg(sock, 8, VFIO_USER_DMA_UNMAP, &r, sizeof(r), + NULL, &r, sizeof(r)); + if (ret < 0) { + err(EXIT_FAILURE, "failed to unmap all DMA regions"); + } + return 0; } -- cgit v1.1