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Date: Wed, 5 Aug 2020 15:40:54 +0300
From: Eli Cohen <eli@...lanox.com>
To: "Michael S. Tsirkin" <mst@...hat.com>
Cc: jasowang@...hat.com, virtualization@...ts.linux-foundation.org,
linux-kernel@...r.kernel.org, shahafs@...lanox.com,
saeedm@...lanox.com, parav@...lanox.com
Subject: Re: [PATCH V4 linux-next 00/12] VDPA support for Mellanox ConnectX
devices
On Wed, Aug 05, 2020 at 08:00:55AM -0400, Michael S. Tsirkin wrote:
> On Tue, Aug 04, 2020 at 07:20:36PM +0300, Eli Cohen wrote:
> > Hi Michael,
> > please note that this series depends on mlx5 core device driver patches
> > in mlx5-next branch in
> > git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git.
> >
> > git pull git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git mlx5-next
> >
> > They also depend Jason Wang's patches: https://lkml.org/lkml/2020/7/1/301
>
> So if I apply this to linux-next branch of my tree, I get:
>
Did you merge this?:
git pull git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git mlx5-next
>
> CALL scripts/checksyscalls.sh
> CALL scripts/atomic/check-atomics.sh
> DESCEND objtool
> CHK include/generated/compile.h
> CC [M] drivers/vdpa/mlx5/net/main.o
> In file included from ./include/linux/swab.h:5,
> from ./include/uapi/linux/byteorder/little_endian.h:13,
> from ./include/linux/byteorder/little_endian.h:5,
> from ./arch/x86/include/uapi/asm/byteorder.h:5,
> from ./include/asm-generic/bitops/le.h:6,
> from ./arch/x86/include/asm/bitops.h:395,
> from ./include/linux/bitops.h:29,
> from ./include/linux/kernel.h:12,
> from ./include/linux/list.h:9,
> from ./include/linux/module.h:12,
> from drivers/vdpa/mlx5/net/main.c:4:
> drivers/vdpa/mlx5/net/main.c: In function ‘required_caps_supported’:
> ././include/linux/compiler_types.h:129:35: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘event_mode’
> 129 | #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:95:21: note: in expansion of macro ‘__be32_to_cpu’
> 95 | #define be32_to_cpu __be32_to_cpu
> | ^~~~~~~~~~~~~
> ./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:53:34: note: in expansion of macro ‘__mlx5_bit_off’
> 53 | #define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
> | ^~~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:96:1: note: in expansion of macro ‘__mlx5_dw_off’
> 96 | __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
> | ^~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:24:15: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 24 | event_mode = MLX5_CAP_DEV_VDPA_EMULATION(mdev, event_mode);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from ./include/linux/mlx5/driver.h:52,
> from drivers/vdpa/mlx5/net/main.c:5:
> ./include/linux/mlx5/device.h:50:57: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘event_mode’
> 50 | #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
> | ^~
> ./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:96:30: note: in expansion of macro ‘__mlx5_dw_bit_off’
> 96 | __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
> | ^~~~~~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:24:15: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 24 | event_mode = MLX5_CAP_DEV_VDPA_EMULATION(mdev, event_mode);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from <command-line>:
> ././include/linux/compiler_types.h:129:35: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘event_mode’
> 129 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
> | ^~~~~~~~~~~~~~~~~~
> ./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:96:30: note: in expansion of macro ‘__mlx5_dw_bit_off’
> 96 | __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
> | ^~~~~~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:24:15: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 24 | event_mode = MLX5_CAP_DEV_VDPA_EMULATION(mdev, event_mode);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from ./include/linux/mlx5/driver.h:52,
> from drivers/vdpa/mlx5/net/main.c:5:
> ./include/linux/mlx5/device.h:50:57: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘event_mode’
> 50 | #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
> | ^~
> ./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:97:1: note: in expansion of macro ‘__mlx5_mask’
> 97 | __mlx5_mask(typ, fld))
> | ^~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:24:15: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 24 | event_mode = MLX5_CAP_DEV_VDPA_EMULATION(mdev, event_mode);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from ./include/linux/swab.h:5,
> from ./include/uapi/linux/byteorder/little_endian.h:13,
> from ./include/linux/byteorder/little_endian.h:5,
> from ./arch/x86/include/uapi/asm/byteorder.h:5,
> from ./include/asm-generic/bitops/le.h:6,
> from ./arch/x86/include/asm/bitops.h:395,
> from ./include/linux/bitops.h:29,
> from ./include/linux/kernel.h:12,
> from ./include/linux/list.h:9,
> from ./include/linux/module.h:12,
> from drivers/vdpa/mlx5/net/main.c:4:
> ././include/linux/compiler_types.h:129:35: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘eth_frame_offload_type’
> 129 | #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:95:21: note: in expansion of macro ‘__be32_to_cpu’
> 95 | #define be32_to_cpu __be32_to_cpu
> | ^~~~~~~~~~~~~
> ./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:53:34: note: in expansion of macro ‘__mlx5_bit_off’
> 53 | #define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
> | ^~~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:96:1: note: in expansion of macro ‘__mlx5_dw_off’
> 96 | __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
> | ^~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:28:7: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 28 | if (!MLX5_CAP_DEV_VDPA_EMULATION(mdev, eth_frame_offload_type))
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from ./include/linux/mlx5/driver.h:52,
> from drivers/vdpa/mlx5/net/main.c:5:
> ./include/linux/mlx5/device.h:50:57: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘eth_frame_offload_type’
> 50 | #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
> | ^~
> ./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:96:30: note: in expansion of macro ‘__mlx5_dw_bit_off’
> 96 | __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
> | ^~~~~~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:28:7: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 28 | if (!MLX5_CAP_DEV_VDPA_EMULATION(mdev, eth_frame_offload_type))
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from <command-line>:
> ././include/linux/compiler_types.h:129:35: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘eth_frame_offload_type’
> 129 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
> | ^~~~~~~~~~~~~~~~~~
> ./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:96:30: note: in expansion of macro ‘__mlx5_dw_bit_off’
> 96 | __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
> | ^~~~~~~~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:28:7: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 28 | if (!MLX5_CAP_DEV_VDPA_EMULATION(mdev, eth_frame_offload_type))
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from ./include/linux/mlx5/driver.h:52,
> from drivers/vdpa/mlx5/net/main.c:5:
> ./include/linux/mlx5/device.h:50:57: error: ‘struct mlx5_ifc_device_virtio_emulation_cap_bits’ has no member named ‘eth_frame_offload_type’
> 50 | #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
> | ^~
> ./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:97:1: note: in expansion of macro ‘__mlx5_mask’
> 97 | __mlx5_mask(typ, fld))
> | ^~~~~~~~~~~
> ./include/linux/mlx5/device.h:1355:2: note: in expansion of macro ‘MLX5_GET’
> 1355 | MLX5_GET(device_virtio_emulation_cap, \
> | ^~~~~~~~
> drivers/vdpa/mlx5/net/main.c:28:7: note: in expansion of macro ‘MLX5_CAP_DEV_VDPA_EMULATION’
> 28 | if (!MLX5_CAP_DEV_VDPA_EMULATION(mdev, eth_frame_offload_type))
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/vdpa/mlx5/net/main.c: At top level:
> drivers/vdpa/mlx5/net/main.c:62:14: error: ‘MLX5_INTERFACE_PROTOCOL_VDPA’ undeclared here (not in a function); did you mean ‘MLX5_INTERFACE_PROTOCOL_ETH’?
> 62 | .protocol = MLX5_INTERFACE_PROTOCOL_VDPA,
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> | MLX5_INTERFACE_PROTOCOL_ETH
> make[3]: *** [scripts/Makefile.build:281: drivers/vdpa/mlx5/net/main.o] Error 1
> make[2]: *** [scripts/Makefile.build:497: drivers/vdpa/mlx5] Error 2
> make[1]: *** [scripts/Makefile.build:497: drivers/vdpa] Error 2
> make: *** [Makefile:1756: drivers] Error 2
>
>
> I am guessing this is because of the missing dependency, right?
> So what's the plan for merging this?
>
>
> --
> MST
>
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