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From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>, Jason Gunthorpe <jgg@mellanox.com>
Cc: Leon Romanovsky <leonro@mellanox.com>,
	RDMA mailing list <linux-rdma@vger.kernel.org>,
	Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
	Matan Barak <matanb@mellanox.com>,
	Yishai Hadas <yishaih@mellanox.com>,
	Saeed Mahameed <saeedm@mellanox.com>,
	linux-netdev <netdev@vger.kernel.org>
Subject: [PATCH rdma-next v2 03/20] kernel.h: Reuse u64_to_ptr macro to cast __user pointers
Date: Sun, 17 Jun 2018 12:59:49 +0300	[thread overview]
Message-ID: <20180617100006.30663-4-leon@kernel.org> (raw)
In-Reply-To: <20180617100006.30663-1-leon@kernel.org>

From: Leon Romanovsky <leonro@mellanox.com>

Redefine u64_to_user_ptr() macro to be implemented with u64_to_ptr().

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 include/linux/kernel.h | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 7d60a3472929..3012ae2f52f7 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -83,12 +83,7 @@ static inline u64 ptr_to_u64(const void *ptr)
 }					\
 )
 
-#define u64_to_user_ptr(x) (		\
-{					\
-	typecheck(u64, x);		\
-	(void __user *)(uintptr_t)x;	\
-}					\
-)
+#define u64_to_user_ptr(x)	u64_to_ptr(void __user, x)
 
 /*
  * This looks more complex than it should be. But we need to
-- 
2.14.4

  parent reply	other threads:[~2018-06-17 10:00 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-17  9:59 [PATCH rdma-next v2 00/20] Introduce mlx5 DEVX interface Leon Romanovsky
2018-06-17  9:59 ` [PATCH mlx5-next v2 01/20] net/mlx5_core: Prevent warns in dmesg upon firmware commands Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 02/20] drm/i915: Move u64-to-ptr helpers to general header Leon Romanovsky
2018-06-17  9:59 ` Leon Romanovsky [this message]
2018-06-17  9:59 ` [PATCH rdma-next v2 04/20] IB/uverbs: Export uverbs idr and fd types Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 05/20] IB/uverbs: Refactor uverbs_finalize_objects Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 06/20] IB/uverbs: Add PTR_IN attributes that are allocated/copied automatically Leon Romanovsky
2018-06-18 20:48   ` Jason Gunthorpe
2018-06-17  9:59 ` [PATCH rdma-next v2 07/20] IB/uverbs: Add a macro to define a type with no kernel known size Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 08/20] IB/uverbs: Allow an empty namespace in ioctl() framework Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 09/20] IB/core: Improve uverbs_cleanup_ucontext algorithm Leon Romanovsky
2018-06-17 19:51   ` Jason Gunthorpe
2018-06-18 11:27     ` Yishai Hadas
2018-06-17  9:59 ` [PATCH mlx5-next v2 10/20] net/mlx5: Expose DEVX ifc structures Leon Romanovsky
2018-06-17  9:59 ` [PATCH mlx5-next v2 11/20] IB/mlx5: Introduce DEVX Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 12/20] IB/core: Introduce DECLARE_UVERBS_GLOBAL_METHODS Leon Romanovsky
2018-06-17  9:59 ` [PATCH rdma-next v2 13/20] IB: Expose ib_ucontext from a given ib_uverbs_file Leon Romanovsky
2018-06-17 10:00 ` [PATCH rdma-next v2 14/20] IB/mlx5: Add support for DEVX general command Leon Romanovsky
2018-06-17 10:00 ` [PATCH rdma-next v2 15/20] IB/mlx5: Add obj create and destroy functionality Leon Romanovsky
2018-06-17 10:00 ` [PATCH mlx5-next v2 16/20] IB/mlx5: Add DEVX support for modify and query commands Leon Romanovsky
2018-06-17 10:00 ` [PATCH rdma-next v2 17/20] IB/mlx5: Add support for DEVX query UAR Leon Romanovsky
2018-06-17 10:00 ` [PATCH mlx5-next v2 18/20] IB/mlx5: Add DEVX support for memory registration Leon Romanovsky
2018-06-17 10:00 ` [PATCH rdma-next v2 19/20] IB/mlx5: Add DEVX query EQN support Leon Romanovsky
2018-06-17 10:00 ` [PATCH rdma-next v2 20/20] IB/mlx5: Expose DEVX tree Leon Romanovsky
2018-06-18 22:05 ` [PATCH rdma-next v2 00/20] Introduce mlx5 DEVX interface Jason Gunthorpe
2018-06-19  4:59   ` Leon Romanovsky
2018-06-19 16:46     ` Leon Romanovsky

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