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Silva" , linux-hardening@vger.kernel.org Subject: Re: [PATCH v5 08/27] cxl/mem: Read dynamic capacity configuration from the device Message-ID: <20241031013441.tsuqkrbqbhwsv2ui@offworld> References: <20241029-dcd-type2-upstream-v5-0-8739cb67c374@intel.com> <20241029-dcd-type2-upstream-v5-8-8739cb67c374@intel.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20241029-dcd-type2-upstream-v5-8-8739cb67c374@intel.com> User-Agent: NeoMutt/20220429 On Tue, 29 Oct 2024, ira.weiny@intel.com 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?