netdev - Re: [PATCH net 3/3] selftests: net: don't access /dev/stdout in pmtu.sh

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Date: Tue, 30 Jan 2024 20:40:45 +0100
From: Guillaume Nault <gnault@...hat.com>
To: Paolo Abeni <pabeni@...hat.com>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Shuah Khan <shuah@...nel.org>,
	David Ahern <dsahern@...nel.org>,
	Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
	Florian Westphal <fw@...len.de>, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH net 3/3] selftests: net: don't access /dev/stdout in
 pmtu.sh

On Tue, Jan 30, 2024 at 06:47:18PM +0100, Paolo Abeni wrote:
> When running the pmtu.sh via the kselftest infra, accessing
> /dev/stdout gives unexpected results:
>   # dd: failed to open '/dev/stdout': Device or resource busy
>   # TEST: IPv4, bridged vxlan4: PMTU exceptions                         [FAIL]
> 
> Let dd use directly the standard output to fix the above:
>   # TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects       [ OK ]
> 

Reviewed-by: Guillaume Nault <gnault@...hat.com>