From: "Hunt, David" <david.hunt@intel.com>
To: Anatoly Burakov <anatoly.burakov@intel.com>, dev@dpdk.org
Cc: john.mcnamara@intel.com, thomas@monjalon.net, ferruh.yigit@intel.com
Subject: Re: [dpdk-dev] [PATCH] devbind: don't display non-existent device categories
Date: Thu, 15 Nov 2018 13:27:49 +0000 [thread overview]
Message-ID: <c516730b-f9d0-426d-e2d1-fbbfd315ec82@intel.com> (raw)
In-Reply-To: <07b7c67be5adc770b028212ef8918d4ae8f11255.1542127066.git.anatoly.burakov@intel.com>
Hi Anatoly,
On 13/11/2018 4:42 PM, Anatoly Burakov wrote:
> If there aren't any devices of a particular category on user's
> system, we still display them, which is bad for usability. Fix
> devbind to not print out a category unless there are devices in
> it.
>
> Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
> ---
> usertools/dpdk-devbind.py | 27 ++++++++++++++++++++-------
> 1 file changed, 20 insertions(+), 7 deletions(-)
>
> diff --git a/usertools/dpdk-devbind.py b/usertools/dpdk-devbind.py
> index 7d564634c..9f190e227 100755
> --- a/usertools/dpdk-devbind.py
> +++ b/usertools/dpdk-devbind.py
> @@ -546,14 +546,27 @@ def show_device_status(devices_type, device_name):
> else:
> kernel_drv.append(devices[d])
>
> + n_devs = len(dpdk_drv) + len(kernel_drv) + len(no_drv)
> +
> + # don't bother displaying anything if there are no devices
> + if n_devs == 0:
> + msg = "No '%s' devices detected" % device_name
> + print("")
> + print(msg)
> + print("".join('=' * len(msg)))
> + return
> +
> # print each category separately, so we can clearly see what's used by DPDK
> - display_devices("%s devices using DPDK-compatible driver" % device_name,
> - dpdk_drv, "drv=%(Driver_str)s unused=%(Module_str)s")
> - display_devices("%s devices using kernel driver" % device_name, kernel_drv,
> - "if=%(Interface)s drv=%(Driver_str)s "
> - "unused=%(Module_str)s %(Active)s")
> - display_devices("Other %s devices" % device_name, no_drv,
> - "unused=%(Module_str)s")
> + if len(dpdk_drv) != 0:
> + display_devices("%s devices using DPDK-compatible driver" % device_name,
> + dpdk_drv, "drv=%(Driver_str)s unused=%(Module_str)s")
> + if len(kernel_drv) != 0:
> + display_devices("%s devices using kernel driver" % device_name, kernel_drv,
> + "if=%(Interface)s drv=%(Driver_str)s "
> + "unused=%(Module_str)s %(Active)s")
> + if len(no_drv) != 0:
> + display_devices("Other %s devices" % device_name, no_drv,
> + "unused=%(Module_str)s")
>
> def show_status():
> '''Function called when the script is passed the "--status" option.
I REALLY like this patch. It makes the dpdk-devbind output MUCH more
readable!
Reviewed-by: David Hunt <david.hunt@intel.com>
next prev parent reply other threads:[~2018-11-15 13:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-13 16:42 Anatoly Burakov
2018-11-15 13:27 ` Hunt, David [this message]
2018-11-15 14:06 ` Wiles, Keith
2018-11-18 23:13 ` Thomas Monjalon
2018-11-19 10:03 ` Burakov, Anatoly
2018-11-19 10:33 ` [dpdk-dev] [PATCH v2] " Anatoly Burakov
2018-11-22 17:12 ` Thomas Monjalon
2018-11-23 9:23 ` Burakov, Anatoly
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