linux-kernel - Re: 答复: Re: [PATCH v2] scsi: Introduce sdev_printk

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Message-ID: <5AC1C85B.4010804@huawei.com>
Date:   Mon, 2 Apr 2018 14:06:19 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <wen.yang99@....com.cn>
CC:     <jejb@...ux.vnet.ibm.com>, <martin.petersen@...cle.com>,
        <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <Bart.VanAssche@....com>, <pmladek@...e.com>,
        <sergey.senozhatsky.work@...il.com>, <tj@...nel.org>,
        <jiang.biao2@....com.cn>, <zhong.weidong@....com.cn>,
        <tan.hu@....com.cn>
Subject: Re: 答复: Re: [PATCH v2] scsi: Introduce sdev_printk_ratelimited to throttlefrequent printk



On 2018/4/2 13:14, wen.yang99@....com.cn wrote:
> Hello,
>
>  > It's true that this print for the same device is useless. But it's
>
>  > useful for different devices. Is it possible to limit the print only
>
>  > for the same device?
>
>
> In our scene, it's  just for the same device (q->queuedata), Thanks.
>

I mean the print limit you add will affect all devices. One device's 
print *may* cause another device's print limited even if it only printed 
one message.