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SubjectRe: [PATCH 01/14] cxl/mem: Introduce a driver for CXL-2.0-Type-3 endpoints
On Fri, 29 Jan 2021, Ben Widawsky wrote:

> diff --git a/drivers/cxl/Kconfig b/drivers/cxl/Kconfig
> new file mode 100644
> index 000000000000..3b66b46af8a0
> --- /dev/null
> +++ b/drivers/cxl/Kconfig
> @@ -0,0 +1,35 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +menuconfig CXL_BUS
> + tristate "CXL (Compute Express Link) Devices Support"
> + depends on PCI
> + help
> + CXL is a bus that is electrically compatible with PCI Express, but
> + layers three protocols on that signalling (CXL.io, CXL.cache, and
> + CXL.mem). The CXL.cache protocol allows devices to hold cachelines
> + locally, the CXL.mem protocol allows devices to be fully coherent
> + memory targets, the CXL.io protocol is equivalent to PCI Express.
> + Say 'y' to enable support for the configuration and management of
> + devices supporting these protocols.
> +
> +if CXL_BUS
> +
> +config CXL_MEM
> + tristate "CXL.mem: Endpoint Support"

Nit: "CXL.mem: Memory Devices" or "CXL Memory Devices: CXL.mem" might look
better, but feel free to ignore.

Acked-by: David Rientjes <rientjes@google.com>

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