netdev - Re: [BUG] [PATCH net-next v3 0/2] netdevsim: add NAPI support

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Message-Id: <BF28D700-0B07-4DBD-8BF3-A0435803E2A4@machnikowski.net>
Date: Sun, 9 Jun 2024 12:53:57 +0200
From: Maciek Machnikowski <maciek@...hnikowski.net>
To: David Wei <dw@...idwei.uk>
Cc: Jakub Kicinski <kuba@...nel.org>,
 "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [BUG] [PATCH net-next v3 0/2] netdevsim: add NAPI support


> On 6 Jun 2024, at 19:08, David Wei <dw@...idwei.uk> wrote:
> 
> On 2024-06-05 12:38, Maciek Machnikowski wrote:
>> 
>> 
>> On 24/04/2024 04:36, David Wei wrote:
>> 
>> Hi!
>> 
>> This change breaks netdevsim on my setup.
>> Tested on Parallels ARM VM running on Mac with Fedora 40.
>> 
>> When using netdevsim from the latest 6.10-rc2 (and -rc1) I can't pass
>> any traffic (not completing any pings) nor complete
>> tools/testing/selftests/drivers/net/netdevsim/peer.sh test (the test
>> hangs at socat step trying to send anything through).
> 
> Hi Maciek, I could not reproduce the bug with peer.sh selftest on a bare
> ARM Ampere system with 6.10-rc2 and CentOS 9.
> 
> Could you please share your kconfig? I'll see if I can repro on Fedora
> 40.

Sure. Here it is. It’s nothing fancy. All I did was to make olddefconfig
followed by adding the ptp_mock module.

Thanks,
Maciek

Download attachment "kconf.tar.bz2" of type "application/x-bzip2" (66876 bytes)