linux-kernel - Re: [PATCH net-next v3] xen-netfront: fix warn message as irq device name has '/'

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Message-Id: <20180814.101102.975738099798437246.davem@davemloft.net>
Date:   Tue, 14 Aug 2018 10:11:02 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     xiliang@...hat.com
Cc:     netdev@...r.kernel.org, xen-devel@...ts.xenproject.org,
        jgross@...e.com, boris.ostrovsky@...cle.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v3] xen-netfront: fix warn message as irq
 device name has '/'

From: Xiao Liang <xiliang@...hat.com>
Date: Tue, 14 Aug 2018 23:21:28 +0800

> There is a call trace generated after commit 2d408c0d4574b01b9ed45e02516888bf925e11a9(
> xen-netfront: fix queue name setting). There is no 'device/vif/xx-q0-tx' file found
> under /proc/irq/xx/.
> 
> This patch only picks up device type and id as its name.
> 
> With the patch, now /proc/interrupts looks like below and the warning message gone:
>  70:         21          0          0          0   xen-dyn    -event     vif0-q0-tx
>  71:         15          0          0          0   xen-dyn    -event     vif0-q0-rx
>  72:         14          0          0          0   xen-dyn    -event     vif0-q1-tx
>  73:         33          0          0          0   xen-dyn    -event     vif0-q1-rx
>  74:         12          0          0          0   xen-dyn    -event     vif0-q2-tx
>  75:         24          0          0          0   xen-dyn    -event     vif0-q2-rx
>  76:         19          0          0          0   xen-dyn    -event     vif0-q3-tx
>  77:         21          0          0          0   xen-dyn    -event     vif0-q3-rx
> 
> Below is call trace information without this patch:
 ...
> Signed-off-by: Xiao Liang <xiliang@...hat.com>
> Reviewed-by: Juergen Gross <jgross@...e.com>

Applied, thank you.