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a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1598532037; bh=8FcADxo/QNk4AOnXdeXBEf7npT8Vae4NUFCgLJrqHJI=; h=X-PGP-Universal:ARC-Seal:ARC-Message-Signature: ARC-Authentication-Results:Authentication-Results:Date:From:To:CC: Subject:Message-ID:References:Content-Type:Content-Disposition: In-Reply-To:X-ClientProxiedBy:MIME-Version: X-MS-Exchange-MessageSentRepresentingType:X-Originating-IP: X-MS-PublicTrafficType:X-MS-Office365-Filtering-Correlation-Id: X-MS-TrafficTypeDiagnostic:X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers:X-MS-Exchange-SenderADCheck: X-Microsoft-Antispam:X-Microsoft-Antispam-Message-Info: X-Forefront-Antispam-Report:X-MS-Exchange-AntiSpam-MessageData: X-MS-Exchange-CrossTenant-Network-Message-Id: X-MS-Exchange-CrossTenant-AuthSource: X-MS-Exchange-CrossTenant-AuthAs: X-MS-Exchange-CrossTenant-OriginalArrivalTime: X-MS-Exchange-CrossTenant-FromEntityHeader: X-MS-Exchange-CrossTenant-Id:X-MS-Exchange-CrossTenant-MailboxType: X-MS-Exchange-CrossTenant-UserPrincipalName: X-MS-Exchange-Transport-CrossTenantHeadersStamped:X-OriginatorOrg; b=KKsScAqbX6rgydN72d+tHYgAiqzf54qfVH6O2B6/+SDB73GalePh4qU3NkJvEfzt0 UDDYlH7rfHCQWEsW1TsPlb62Trb3cUd2p07XnFdCotwSueQrwdalImZMgY1hzDCAt3 sCuhNxdE128tJDnw2h0TM34cZ+aEzvg0L8wYeeSJxmCr7azjJcnYi1bwqgfv2viVnT 9sKiYUfErlZpFKgfF59WZ9HT9+EHffFo5z327TlPFtv0BnoermAViP0C83v3jzKAI7 HLDhhS7FD7fBgsF2bwnALl/iHcYFF5+IsSq52PzLCtb/mGrWP8HEiMVWHKU/+e8rpu Y2wilb6CRyJQw== Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Thu, Aug 20, 2020 at 09:17:46PM +0800, Weihang Li wrote: > From: Xi Wang > > The libhns in userspace for HIP09 will use the hardware's capability to > enable some features. So export the hardware capablility flags to userspace > by reusing the reserved fields in structure > "hns_roce_ib_alloc_ucontext_resp". > > Signed-off-by: Xi Wang > Signed-off-by: Weihang Li > drivers/infiniband/hw/hns/hns_roce_main.c | 1 + > include/uapi/rdma/hns-abi.h | 2 +- > 2 files changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c > index 5907cfd..98945df 100644 > +++ b/drivers/infiniband/hw/hns/hns_roce_main.c > @@ -313,6 +313,7 @@ static int hns_roce_alloc_ucontext(struct ib_ucontext *uctx, > return -EAGAIN; > > resp.qp_tab_size = hr_dev->caps.num_qps; > + resp.cap_flags = (u32)hr_dev->caps.flags; This makes all the HNS_ROCE_CAP_FLAG_* values uapi, they need to be moved to the uapi header too. Or rethink this to only expose what you want to be uapi. Jason