linux-kernel - Re: [PATCH v3] dynamic_debug: add wildcard support to filter files/functions/modules

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Message-ID: <CABgQ-TgWsX3_86BGdxiJ+32y_8eZ7GXyderUpE9A3mubypBeSw@mail.gmail.com>
Date:	Wed, 30 Oct 2013 14:24:30 +0800
From:	Changbin Du <changbin.du@...il.com>
To:	Marcel Holtmann <marcel@...tmann.org>
Cc:	Jason Baron <jbaron@...mai.com>, Joe Perches <joe@...ches.com>,
	"linux-kernel@...r.kernel.org list" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] dynamic_debug: add wildcard support to filter files/functions/modules

2013/10/30 Marcel Holtmann <marcel@...tmann.org>:
> Hi Changbin,
>
>> This patch add wildcard '*'(matches zero or more characters) and '?'
>> (matches one character) support when qurying debug flags.
>>
>> Now we can open debug messages using keywords. eg:
>> 1. open debug logs in all usb drivers
>>    echo "file drivers/usb/* +p" > <debugfs>/dynamic_debug/control
>> 2.  open debug logs for usb xhci code
>>    echo "file *xhci* +p" > <debugfs>/dynamic_debug/control
>
> and this should have a section in Documentation/dynamic-debug-howto.txt.

Yes, I will add a section to update the documentation also. Thanks for
reminding.

>
> Regards
>
> Marcel
>
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