Re: [PATCH v5 08/27] cxl/mem: Read dynamic capacity configuration from the device

[Davidlohr Bueso]

On Tue, 29 Oct 2024, ira.weiny@xxxxxxxxx wrote:

> +/* See CXL 3.1 Table 8-164 get dynamic capacity config Output Payload */
> +struct cxl_mbox_get_dc_config_out {
> +	u8 avail_region_count;
> +	u8 regions_returned;
> +	u8 rsvd[6];
> +	/* See CXL 3.1 Table 8-165 */
> +	struct cxl_dc_region_config {
> +		__le64 region_base;
> +		__le64 region_decode_length;
> +		__le64 region_length;
> +		__le64 region_block_size;
> +		__le32 region_dsmad_handle;
> +		u8 flags;
> +		u8 rsvd[3];
> +	} __packed region[] __counted_by(regions_retunred);
> +	/* Trailing fields unused */
> +} __packed;
> +#define CXL_DYNAMIC_CAPACITY_SANITIZE_ON_RELEASE_FLAG BIT(0)

Fan, is this something qemu wants to support?