From: Yishai Hadas <yishaih@mellanox.com>
To: linux-rdma@vger.kernel.org, jgg@mellanox.com, dledford@redhat.com
Cc: saeedm@mellanox.com, yishaih@mellanox.com, maorg@mellanox.com,
michaelgur@mellanox.com, netdev@vger.kernel.org
Subject: [PATCH rdma-next 05/10] RDMA/uverbs: Verify MR access flags
Date: Wed, 8 Jan 2020 20:05:35 +0200 [thread overview]
Message-ID: <1578506740-22188-6-git-send-email-yishaih@mellanox.com> (raw)
In-Reply-To: <1578506740-22188-1-git-send-email-yishaih@mellanox.com>
From: Michael Guralnik <michaelgur@mellanox.com>
Verify that MR access flags that are passed from user are all supported
ones, otherwise an error is returned.
Fixes: 4fca03778351 ("IB/uverbs: Move ib_access_flags and ib_read_coun..")
Signed-off-by: Michael Guralnik <michaelgur@mellanox.com>
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
---
include/rdma/ib_verbs.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 08cc7dc..a104e1c 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -4305,6 +4305,9 @@ static inline int ib_check_mr_access(int flags)
!(flags & IB_ACCESS_LOCAL_WRITE))
return -EINVAL;
+ if (flags & ~IB_ACCESS_SUPPORTED)
+ return -EINVAL;
+
return 0;
}
--
1.8.3.1
next prev parent reply other threads:[~2020-01-08 18:06 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-08 18:05 [PATCH rdma-next 00/10] Relaxed ordering memory regions Yishai Hadas
2020-01-08 18:05 ` [PATCH rdma-next 01/10] net/mlx5: Expose relaxed ordering bits Yishai Hadas
2020-01-08 18:05 ` [PATCH rdma-next 02/10] RDMA/core: Add UVERBS_METHOD_ASYNC_EVENT_ALLOC Yishai Hadas
2020-01-08 18:05 ` [PATCH rdma-next 03/10] RDMA/core: Remove ucontext_lock from the uverbs_destry_ufile_hw() path Yishai Hadas
2020-01-08 18:05 ` [PATCH rdma-next 04/10] RDMA/uverbs: Add ioctl command to get a device context Yishai Hadas
2020-01-08 18:05 ` Yishai Hadas [this message]
2020-01-08 18:05 ` [PATCH rdma-next 06/10] RDMA/core: Add optional access flags range Yishai Hadas
2020-01-08 18:05 ` [PATCH rdma-next 07/10] RDMA/efa: Allow passing of optional access flags for MR registration Yishai Hadas
2020-01-21 16:37 ` Gal Pressman
2020-01-21 16:57 ` Yishai Hadas
2020-01-22 7:51 ` Gal Pressman
2020-01-08 18:05 ` [PATCH rdma-next 08/10] RDMA/uverbs: Add new relaxed ordering memory region access flag Yishai Hadas
2020-01-09 9:38 ` Sergei Shtylyov
2020-01-15 18:05 ` Jason Gunthorpe
2020-01-08 18:05 ` [PATCH rdma-next 09/10] RDMA/core: Add the core support field to METHOD_GET_CONTEXT Yishai Hadas
2020-01-08 18:05 ` [PATCH rdma-next 10/10] RDMA/mlx5: Set relaxed ordering when requested Yishai Hadas
2020-01-15 18:08 ` [PATCH rdma-next 00/10] Relaxed ordering memory regions Jason Gunthorpe
2020-01-16 9:20 ` Leon Romanovsky
2020-01-16 20:11 ` Jason Gunthorpe
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