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From: Bruce Richardson <bruce.richardson@intel.com>
To: Cheng Jiang <Cheng1.jiang@intel.com>
Cc: maxime.coquelin@redhat.com, chenbo.xia@intel.com, dev@dpdk.org,
	patrick.fu@intel.com, YvonneX.Yang@intel.com,
	david.marchand@redhat.com, Jiayu.Hu@intel.com
Subject: Re: [dpdk-dev] [PATCH v4] examples/vhost: fix ioat dependency issue
Date: Thu, 12 Nov 2020 15:01:35 +0000
Message-ID: <20201112150135.GK1309@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <20201112134754.96530-1-Cheng1.jiang@intel.com>

On Thu, Nov 12, 2020 at 01:47:54PM +0000, Cheng Jiang wrote:
> Fix vhost-switch compiling issue when ioat dependency is missing.
> Change 'RTE_x86' check into 'RTE_RAW_IOAT' check in meson build file.
> Use 'RTE_RAW_IOAT' to control conditional compiling in source file.
> Clean some codes.
> 
> Fixes: abec60e7115d ("examples/vhost: support vhost async data path")
> Fixes: 3a04ecb21420 ("examples/vhost: add async vhost args parsing")
> 
> Signed-off-by: Cheng Jiang <Cheng1.jiang@intel.com>
> ---
> v4:
>  * Use macros in ioat.c for conditional compilation instead of changing Makefile.
> 
> v3:
>  * Added fixes lines in commit log.
> 
> v2:
>  * Cleaned some codes
>  * Changed RTE_RAW_IOAT check method in Makefile
>  * Added ioat function definition when RTE_RAW_IOAT is missing
> 
>  examples/vhost/Makefile    |  2 +-
>  examples/vhost/ioat.c      |  6 ++++++
>  examples/vhost/ioat.h      | 32 +++++++++++++++++++++++++-------
>  examples/vhost/main.c      | 22 +++++++++++-----------
>  examples/vhost/meson.build |  2 +-
>  5 files changed, 44 insertions(+), 20 deletions(-)
> 
> diff --git a/examples/vhost/Makefile b/examples/vhost/Makefile
> index cec59d0e0..8c969caaa 100644
> --- a/examples/vhost/Makefile
> +++ b/examples/vhost/Makefile
> @@ -5,7 +5,7 @@
>  APP = vhost-switch
> 
>  # all source are stored in SRCS-y
> -SRCS-y := main.c virtio_net.c
> +SRCS-y := main.c virtio_net.c ioat.c
> 
>  # Build using pkg-config variables if possible
>  ifneq ($(shell pkg-config --exists libdpdk && echo 0),0)
> diff --git a/examples/vhost/ioat.c b/examples/vhost/ioat.c
> index b2c74f653..6f87d7bba 100644
> --- a/examples/vhost/ioat.c
> +++ b/examples/vhost/ioat.c
> @@ -1,13 +1,17 @@
>  /* SPDX-License-Identifier: BSD-3-Clause
>   * Copyright(c) 2010-2020 Intel Corporation
>   */
> +#ifdef RTE_RAW_IOAT
>  #include <rte_rawdev.h>
>  #include <rte_ioat_rawdev.h>
> +#endif /* RTE_RAW_IOAT */
>  #include <sys/uio.h>
> 
>  #include "ioat.h"
>  #include "main.h"
> 
> +#ifdef RTE_RAW_IOAT
> +

Minor nit is that we generally include system header files before DPDK
headers. Following that policy, we can move sys/uio.h up to be before the
first #ifdef, and then we can just merge the two #ifdefs together to just
have one at the start and one at the end.

Acked-by: Bruce Richardson <bruce.richardson@intel.com>

  reply	other threads:[~2020-11-12 15:02 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-11 11:19 [dpdk-dev] [PATCH v1] " Cheng Jiang
2020-11-11 14:36 ` David Marchand
2020-11-11 15:03   ` Bruce Richardson
2020-11-12  7:14   ` Jiang, Cheng1
2020-11-12  9:31     ` Bruce Richardson
2020-11-12  9:39       ` David Marchand
2020-11-12 10:22         ` Bruce Richardson
2020-11-12  5:16 ` [dpdk-dev] [PATCH v2] " Cheng Jiang
2020-11-12  7:21 ` [dpdk-dev] [PATCH v3] " Cheng Jiang
2020-11-12  9:36   ` David Marchand
2020-11-12 10:28     ` Bruce Richardson
2020-11-12 11:29       ` Jiang, Cheng1
2020-11-12 12:02         ` Bruce Richardson
2020-11-12 14:06           ` Jiang, Cheng1
2020-11-12 13:47 ` [dpdk-dev] [PATCH v4] " Cheng Jiang
2020-11-12 15:01   ` Bruce Richardson [this message]
2020-11-12 15:55     ` Jiang, Cheng1
2020-11-12 15:49 ` [dpdk-dev] [PATCH v5] " Cheng Jiang
2020-11-12 16:01   ` Bruce Richardson
2020-11-12 16:51   ` Maxime Coquelin
2020-11-12 18:18   ` David Marchand
2020-11-13  8:40   ` Maxime Coquelin

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