Re: [PATCH RFC v2 08/10] vdpa: add vdpa simulator for block device
From: Max Gurtovoy <mgurtovoy@nvidia.com>
Date: 2021-01-31 15:33:54
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On 1/28/2021 4:41 PM, Stefano Garzarella wrote:
quoted hunk ↗ jump to hunk
From: Max Gurtovoy <mgurtovoy@nvidia.com> This will allow running vDPA for virtio block protocol. Signed-off-by: Max Gurtovoy <mgurtovoy@nvidia.com> [sgarzare: various cleanups/fixes] Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> --- v2: - rebased on top of other changes (dev_attr, get_config(), notify(), etc.) - memset to 0 the config structure in vdpasim_blk_get_config() - used vdpasim pointer in vdpasim_blk_get_config() v1: - Removed unused headers - Used cpu_to_vdpasim*() to store config fields - Replaced 'select VDPA_SIM' with 'depends on VDPA_SIM' since selected option can not depend on other [Jason] - Start with a single queue for now [Jason] - Add comments to memory barriers --- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 145 +++++++++++++++++++++++++++ drivers/vdpa/Kconfig | 7 ++ drivers/vdpa/vdpa_sim/Makefile | 1 + 3 files changed, 153 insertions(+) create mode 100644 drivers/vdpa/vdpa_sim/vdpa_sim_blk.cdiff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c new file mode 100644 index 000000000000..999f9ca0b628 --- /dev/null +++ b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c@@ -0,0 +1,145 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * VDPA simulator for block device. + * + * Copyright (c) 2020, Mellanox Technologies. All rights reserved.
I guess we can change the copyright from Mellanox to: Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved. Thanks.