linux-kernel - Re: [PATCH 12/41] mxser: allow overlapping vector

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Message-ID: <5028AB81.8040801@suse.cz>
Date:	Mon, 13 Aug 2012 09:23:45 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	Rusty Russell <rusty@...abs.org>
CC:	gregkh@...uxfoundation.org, alan@...ux.intel.com,
	linux-kernel@...r.kernel.org, jirislaby@...il.com
Subject: Re: [PATCH 12/41] mxser: allow overlapping vector

On 08/13/2012 03:50 AM, Rusty Russell wrote:
> On Tue,  7 Aug 2012 21:47:37 +0200, Jiri Slaby <jslaby@...e.cz> wrote:
>> For many cards, this saves some IO space because interrupt status port
>> has precedence over the rest of ports on the card. Hence it can be
>> mapped to a hole in I/O ports.
>>
>> Here we add a kernel parameter which allows that if a user wants to.
>> But they need to explicitly enable it by a module parameter.
>>
>> Signed-off-by: Jiri Slaby <jslaby@...e.cz>
>> ---
>>  drivers/tty/mxser.c |   35 +++++++++++++++++++++++++++++++----
>>  1 file changed, 31 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
>> index c162ee9..e64fe40 100644
>> --- a/drivers/tty/mxser.c
>> +++ b/drivers/tty/mxser.c
>> @@ -2337,11 +2337,36 @@ static struct tty_port_operations mxser_port_ops = {
>>   * The MOXA Smartio/Industio serial driver boot-time initialization code!
>>   */
>>  
>> +static bool allow_overlapping_vector;
>> +module_param(allow_overlapping_vector, bool, 444);
> 
> You mean 0444, right?

Of course I did. I wonder why patch posters like numbers instead of
names. I will change this to S_IRUGO.

thanks,
-- 
js
suse labs
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