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From: kernel test robot <lkp@intel.com>
To: Eli Cohen <eli@mellanox.com>,
	mst@redhat.com, jasowang@redhat.com,
	virtualization@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org
Cc: kbuild-all@lists.01.org, shahafs@mellanox.com,
	saeedm@mellanox.com, Eli Cohen <eli@mellanox.com>,
	Parav Pandit <parav@mellanox.com>
Subject: Re: [PATCH vhost next 09/10] vdpa/mlx5: Add shared memory registration code
Date: Thu, 16 Jul 2020 18:15:43 +0800	[thread overview]
Message-ID: <202007161809.M5uqC1V1%lkp@intel.com> (raw)
In-Reply-To: <20200716072327.5359-10-eli@mellanox.com>

[-- Attachment #1: Type: text/plain, Size: 9436 bytes --]

Hi Eli,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on next-20200715]

url:    https://github.com/0day-ci/linux/commits/Eli-Cohen/VDPA-support-for-Mellanox-ConnectX-devices/20200716-155039
base:    ca0e494af5edb59002665bf12871e94b4163a257
config: i386-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   include/linux/mlx5/device.h:56:43: note: in expansion of macro '__mlx5_bit_sz'
      56 | #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
         |                                           ^~~~~~~~~~~~~
   include/linux/mlx5/device.h:58:60: note: in expansion of macro '__mlx5_dw_bit_off'
      58 | #define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld))
         |                                                            ^~~~~~~~~~~~~~~~~
   include/linux/mlx5/device.h:78:10: note: in expansion of macro '__mlx5_dw_mask'
      78 |        (~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \
         |          ^~~~~~~~~~~~~~
   drivers/vdpa/mlx5/core/mr.c:194:2: note: in expansion of macro 'MLX5_SET'
     194 |  MLX5_SET(create_mkey_in, in, uid, mvdev->res.uid);
         |  ^~~~~~~~
   include/linux/compiler_types.h:135:35: error: 'struct mlx5_ifc_create_mkey_in_bits' has no member named 'uid'
     135 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
         |                                   ^~~~~~~~~~~~~~~~~~
   include/uapi/linux/swab.h:115:54: note: in definition of macro '__swab32'
     115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
         |                                                      ^
   include/linux/byteorder/generic.h:94:21: note: in expansion of macro '__cpu_to_be32'
      94 | #define cpu_to_be32 __cpu_to_be32
         |                     ^~~~~~~~~~~~~
   include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof'
      17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
         |                                ^~~~~~~~~~~~~~~~~~~
   include/linux/mlx5/device.h:51:35: note: in expansion of macro 'offsetof'
      51 | #define __mlx5_bit_off(typ, fld) (offsetof(struct mlx5_ifc_##typ##_bits, fld))
         |                                   ^~~~~~~~
   include/linux/mlx5/device.h:56:70: note: in expansion of macro '__mlx5_bit_off'
      56 | #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
         |                                                                      ^~~~~~~~~~~~~~
   include/linux/mlx5/device.h:58:60: note: in expansion of macro '__mlx5_dw_bit_off'
      58 | #define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld))
         |                                                            ^~~~~~~~~~~~~~~~~
   include/linux/mlx5/device.h:78:10: note: in expansion of macro '__mlx5_dw_mask'
      78 |        (~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \
         |          ^~~~~~~~~~~~~~
   drivers/vdpa/mlx5/core/mr.c:194:2: note: in expansion of macro 'MLX5_SET'
     194 |  MLX5_SET(create_mkey_in, in, uid, mvdev->res.uid);
         |  ^~~~~~~~
   include/linux/mlx5/device.h:50:57: error: 'struct mlx5_ifc_create_mkey_in_bits' has no member named 'uid'
      50 | #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
         |                                                         ^~
   include/uapi/linux/swab.h:115:54: note: in definition of macro '__swab32'
     115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
         |                                                      ^
   include/linux/byteorder/generic.h:94:21: note: in expansion of macro '__cpu_to_be32'
      94 | #define cpu_to_be32 __cpu_to_be32
         |                     ^~~~~~~~~~~~~
   include/linux/mlx5/device.h:57:47: note: in expansion of macro '__mlx5_bit_sz'
      57 | #define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
         |                                               ^~~~~~~~~~~~~
   include/linux/mlx5/device.h:78:48: note: in expansion of macro '__mlx5_mask'
      78 |        (~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \
         |                                                ^~~~~~~~~~~
   drivers/vdpa/mlx5/core/mr.c:194:2: note: in expansion of macro 'MLX5_SET'
     194 |  MLX5_SET(create_mkey_in, in, uid, mvdev->res.uid);
         |  ^~~~~~~~
   include/linux/mlx5/device.h:50:57: error: 'struct mlx5_ifc_create_mkey_in_bits' has no member named 'uid'
      50 | #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
         |                                                         ^~
   include/uapi/linux/swab.h:115:54: note: in definition of macro '__swab32'
     115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
         |                                                      ^
   include/linux/byteorder/generic.h:94:21: note: in expansion of macro '__cpu_to_be32'
      94 | #define cpu_to_be32 __cpu_to_be32
         |                     ^~~~~~~~~~~~~
   include/linux/mlx5/device.h:56:43: note: in expansion of macro '__mlx5_bit_sz'
      56 | #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
         |                                           ^~~~~~~~~~~~~
   include/linux/mlx5/device.h:79:11: note: in expansion of macro '__mlx5_dw_bit_off'
      79 |        << __mlx5_dw_bit_off(typ, fld))); \
         |           ^~~~~~~~~~~~~~~~~
   drivers/vdpa/mlx5/core/mr.c:194:2: note: in expansion of macro 'MLX5_SET'
     194 |  MLX5_SET(create_mkey_in, in, uid, mvdev->res.uid);
         |  ^~~~~~~~
   include/linux/compiler_types.h:135:35: error: 'struct mlx5_ifc_create_mkey_in_bits' has no member named 'uid'
     135 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
         |                                   ^~~~~~~~~~~~~~~~~~
   include/uapi/linux/swab.h:115:54: note: in definition of macro '__swab32'
     115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
         |                                                      ^
   include/linux/byteorder/generic.h:94:21: note: in expansion of macro '__cpu_to_be32'
      94 | #define cpu_to_be32 __cpu_to_be32
         |                     ^~~~~~~~~~~~~
   include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof'
      17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
         |                                ^~~~~~~~~~~~~~~~~~~
   include/linux/mlx5/device.h:51:35: note: in expansion of macro 'offsetof'
      51 | #define __mlx5_bit_off(typ, fld) (offsetof(struct mlx5_ifc_##typ##_bits, fld))
         |                                   ^~~~~~~~
   include/linux/mlx5/device.h:56:70: note: in expansion of macro '__mlx5_bit_off'
      56 | #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
         |                                                                      ^~~~~~~~~~~~~~
   include/linux/mlx5/device.h:79:11: note: in expansion of macro '__mlx5_dw_bit_off'
      79 |        << __mlx5_dw_bit_off(typ, fld))); \
         |           ^~~~~~~~~~~~~~~~~
   drivers/vdpa/mlx5/core/mr.c:194:2: note: in expansion of macro 'MLX5_SET'
     194 |  MLX5_SET(create_mkey_in, in, uid, mvdev->res.uid);
         |  ^~~~~~~~
   drivers/vdpa/mlx5/core/mr.c: At top level:
>> drivers/vdpa/mlx5/core/mr.c:414:5: warning: no previous prototype for 'mlx5_vdpa_create_mr' [-Wmissing-prototypes]
     414 | int mlx5_vdpa_create_mr(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb)
         |     ^~~~~~~~~~~~~~~~~~~
>> drivers/vdpa/mlx5/core/mr.c:425:6: warning: no previous prototype for 'mlx5_vdpa_destroy_mr' [-Wmissing-prototypes]
     425 | void mlx5_vdpa_destroy_mr(struct mlx5_vdpa_dev *mvdev)
         |      ^~~~~~~~~~~~~~~~~~~~

vim +/mlx5_vdpa_create_mr +414 drivers/vdpa/mlx5/core/mr.c

   413	
 > 414	int mlx5_vdpa_create_mr(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb)
   415	{
   416		struct mlx5_vdpa_mr *mr = &mvdev->mr;
   417		int err;
   418	
   419		mutex_lock(&mr->mkey_mtx);
   420		err = _mlx5_vdpa_create_mr(mvdev, iotlb);
   421		mutex_unlock(&mr->mkey_mtx);
   422		return err;
   423	}
   424	
 > 425	void mlx5_vdpa_destroy_mr(struct mlx5_vdpa_dev *mvdev)
   426	{
   427		struct mlx5_vdpa_mr *mr = &mvdev->mr;
   428		struct mlx5_vdpa_direct_mr *dmr;
   429		struct mlx5_vdpa_direct_mr *n;
   430	
   431		mutex_lock(&mr->mkey_mtx);
   432		if (!mr->initialized)
   433			goto out;
   434	
   435		destroy_indirect_key(mvdev, mr);
   436		list_for_each_entry_safe_reverse(dmr, n, &mr->head, list) {
   437			list_del_init(&dmr->list);
   438			unmap_direct_mr(mvdev, dmr);
   439			kfree(dmr);
   440		}
   441		memset(mr, 0, sizeof(*mr));
   442		mr->initialized = false;
   443	out:
   444		mutex_unlock(&mr->mkey_mtx);
   445	}
   446	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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  parent reply	other threads:[~2020-07-16 10:17 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-16  7:23 [PATCH vhost next 00/10] VDPA support for Mellanox ConnectX devices Eli Cohen
2020-07-16  7:23 ` [PATCH vhost next 01/10] vhost-vdpa: support batch updating Eli Cohen
2020-07-16  7:23 ` [PATCH vhost next 02/10] vdpa_sim: use the batching API Eli Cohen
2020-07-16  7:23 ` [PATCH vhost next 03/10] vdpa: remove hard coded virtq num Eli Cohen
2020-07-16  7:23 ` [PATCH vhost next 04/10] net/vdpa: Use struct for set/get vq state Eli Cohen
2020-07-16  7:23 ` [PATCH vhost next 05/10] vhost: Fix documentation Eli Cohen
2020-07-16  8:08   ` Jason Wang
2020-07-16  7:23 ` [PATCH vhost next 06/10] vdpa: Add means to communicate vq status on get_vq_state Eli Cohen
2020-07-16  8:11   ` Jason Wang
2020-07-16  8:21     ` Eli Cohen
2020-07-16  9:35       ` Jason Wang
2020-07-16 10:25         ` Eli Cohen
2020-07-20  4:13           ` Jason Wang
2020-07-16  7:23 ` [PATCH vhost next 07/10] vdpa/mlx5: Add hardware descriptive header file Eli Cohen
2020-07-16  7:23 ` [PATCH vhost next 08/10] vdpa/mlx5: Add support library for mlx5 VDPA implementation Eli Cohen
2020-07-16 10:44   ` kernel test robot
2020-07-16  7:23 ` [PATCH vhost next 09/10] vdpa/mlx5: Add shared memory registration code Eli Cohen
2020-07-16  8:13   ` Jason Wang
2020-07-16  8:28     ` Eli Cohen
2020-07-16  9:32       ` Jason Wang
2020-07-16 10:15   ` kernel test robot [this message]
2020-07-16 14:19   ` kernel test robot
2020-07-16  7:23 ` [PATCH vhost next 10/10] vdpa/mlx5: Add VDPA driver for supported mlx5 devices Eli Cohen
2020-07-16  9:14   ` Jason Wang
2020-07-16 11:54     ` Eli Cohen
2020-07-17  8:57       ` Jason Wang
2020-07-18 19:49         ` Eli Cohen
2020-07-20  4:12           ` Jason Wang
2020-07-20  5:19             ` Eli Cohen
2020-07-16 10:55   ` kernel test robot

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