linux-kernel - [PATCH for-next 1/1] RDMA/core: Move ODP capability definitions to uapi

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Message-Id: <20250418051345.1022339-2-matsuda-daisuke@fujitsu.com>
Date: Fri, 18 Apr 2025 14:13:45 +0900
From: Daisuke Matsuda <matsuda-daisuke@...itsu.com>
To: linux-rdma@...r.kernel.org,
	leon@...nel.org,
	jgg@...pe.ca
Cc: linux-kernel@...r.kernel.org,
	Daisuke Matsuda <matsuda-daisuke@...itsu.com>
Subject: [PATCH for-next 1/1] RDMA/core: Move ODP capability definitions to uapi

The bits are used from both kernel space and userland, so they should be
placed in UAPI.

Signed-off-by: Daisuke Matsuda <matsuda-daisuke@...itsu.com>
---
 include/rdma/ib_verbs.h           | 20 ++++++++++----------
 include/uapi/rdma/ib_user_verbs.h | 16 ++++++++++++++++
 2 files changed, 26 insertions(+), 10 deletions(-)

diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 0a7ccd08b365..b06a0ed81bdd 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -314,19 +314,19 @@ enum ib_atomic_cap {
 };
 
 enum ib_odp_general_cap_bits {
-	IB_ODP_SUPPORT		= 1 << 0,
-	IB_ODP_SUPPORT_IMPLICIT = 1 << 1,
+	IB_ODP_SUPPORT		= IB_UVERBS_ODP_SUPPORT,
+	IB_ODP_SUPPORT_IMPLICIT = IB_UVERBS_ODP_SUPPORT_IMPLICIT,
 };
 
 enum ib_odp_transport_cap_bits {
-	IB_ODP_SUPPORT_SEND	= 1 << 0,
-	IB_ODP_SUPPORT_RECV	= 1 << 1,
-	IB_ODP_SUPPORT_WRITE	= 1 << 2,
-	IB_ODP_SUPPORT_READ	= 1 << 3,
-	IB_ODP_SUPPORT_ATOMIC	= 1 << 4,
-	IB_ODP_SUPPORT_SRQ_RECV	= 1 << 5,
-	IB_ODP_SUPPORT_FLUSH	= 1 << 6,
-	IB_ODP_SUPPORT_ATOMIC_WRITE	= 1 << 7,
+	IB_ODP_SUPPORT_SEND	= IB_UVERBS_ODP_SUPPORT_SEND,
+	IB_ODP_SUPPORT_RECV	= IB_UVERBS_ODP_SUPPORT_RECV,
+	IB_ODP_SUPPORT_WRITE	= IB_UVERBS_ODP_SUPPORT_WRITE,
+	IB_ODP_SUPPORT_READ	= IB_UVERBS_ODP_SUPPORT_READ,
+	IB_ODP_SUPPORT_ATOMIC	= IB_UVERBS_ODP_SUPPORT_ATOMIC,
+	IB_ODP_SUPPORT_SRQ_RECV	= IB_UVERBS_ODP_SUPPORT_SRQ_RECV,
+	IB_ODP_SUPPORT_FLUSH	= IB_UVERBS_ODP_SUPPORT_FLUSH,
+	IB_ODP_SUPPORT_ATOMIC_WRITE	= IB_UVERBS_ODP_SUPPORT_ATOMIC_WRITE,
 };
 
 struct ib_odp_caps {
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h
index e16650f0c85d..3b7bd99813e9 100644
--- a/include/uapi/rdma/ib_user_verbs.h
+++ b/include/uapi/rdma/ib_user_verbs.h
@@ -233,6 +233,22 @@ struct ib_uverbs_ex_query_device {
 	__u32 reserved;
 };
 
+enum ib_uverbs_odp_general_cap_bits {
+	IB_UVERBS_ODP_SUPPORT          = 1 << 0,
+	IB_UVERBS_ODP_SUPPORT_IMPLICIT = 1 << 1,
+};
+
+enum ib_uverbs_odp_transport_cap_bits {
+	IB_UVERBS_ODP_SUPPORT_SEND     = 1 << 0,
+	IB_UVERBS_ODP_SUPPORT_RECV     = 1 << 1,
+	IB_UVERBS_ODP_SUPPORT_WRITE    = 1 << 2,
+	IB_UVERBS_ODP_SUPPORT_READ     = 1 << 3,
+	IB_UVERBS_ODP_SUPPORT_ATOMIC   = 1 << 4,
+	IB_UVERBS_ODP_SUPPORT_SRQ_RECV = 1 << 5,
+	IB_UVERBS_ODP_SUPPORT_FLUSH    = 1 << 6,
+	IB_UVERBS_ODP_SUPPORT_ATOMIC_WRITE     = 1 << 7,
+};
+
 struct ib_uverbs_odp_caps {
 	__aligned_u64 general_caps;
 	struct {
-- 
2.43.0