Re: [PATCH v2] RDMA: Split kernel-only global device caps from uverbs device caps

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On 4/6/22 12:27, Jason Gunthorpe wrote:
+enum ib_kernel_cap_flags {
+	/*
+	 * This device supports a per-device lkey or stag that can be
+	 * used without performing a memory registration for the local
+	 * memory.  Note that ULPs should never check this flag, but
+	 * instead of use the local_dma_lkey flag in the ib_pd structure,
+	 * which will always contain a usable lkey.
+	 */
+	IBK_LOCAL_DMA_LKEY = 1 << 0,
+	/* IB_QP_CREATE_INTEGRITY_EN is supported to implement T10-PI */
+	IBK_INTEGRITY_HANDOVER = 1 << 1,
+	/* IB_ACCESS_ON_DEMAND is supported during reg_user_mr() */
+	IBK_ON_DEMAND_PAGING = 1 << 2,
+	/* IB_MR_TYPE_SG_GAPS is supported */
+	IBK_SG_GAPS_REG = 1 << 3,
+	/* Driver supports RDMA_NLDEV_CMD_DELLINK */
+	IBK_ALLOW_USER_UNREG = 1 << 4,
+
+	/* ipoib will use IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK */
+	IBK_BLOCK_MULTICAST_LOOPBACK = 1 << 5,
+	/* iopib will use IB_QP_CREATE_IPOIB_UD_LSO for its QPs */
+	IBK_UD_TSO = 1 << 6,
+	/* iopib will use the device ops:
+	 *   get_vf_config
+	 *   get_vf_guid
+	 *   get_vf_stats
+	 *   set_vf_guid
+	 *   set_vf_link_state
+	 */
+	IBK_VIRTUAL_FUNCTION = 1 << 7,
+	/* ipoib will use IB_QP_CREATE_NETDEV_USE for its QPs */
+	IBK_RDMA_NETDEV_OPA = 1 << 8,
+};

Has it been considered to use the kernel-doc syntax? This means moving all comments above "enum ib_kernel_cap_flags {".

Thanks,

Bart.



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