Re: Mysterious CFQ crash and RCU

[Jens Axboe]

On 2011-05-25 14:48, Paul Bolle wrote:
> On Wed, 2011-05-25 at 10:46 +0200, Jens Axboe wrote:
>> diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
>> index ab7a9e6..f37e3df 100644
>> --- a/block/cfq-iosched.c
>> +++ b/block/cfq-iosched.c
>> @@ -1827,6 +1827,7 @@ static struct cfq_queue *cfqq_close(struct cfq_data *cfqd,
>>  static struct cfq_queue *cfq_close_cooperator(struct cfq_data *cfqd,
>>  					      struct cfq_queue *cur_cfqq)
>>  {
>> +#if 0
>>  	struct cfq_queue *cfqq;
>>  
>>  	if (cfq_class_idle(cur_cfqq))
>> @@ -1870,6 +1871,9 @@ static struct cfq_queue *cfq_close_cooperator(struct cfq_data *cfqd,
>>  		return NULL;
>>  
>>  	return cfqq;
>> +#else
>> +	return cfqq;
> 
> This won't compile, obviously. Did you perhaps mean
> 
> 	return NULL;
> 
> here?

Eh yes, of course, sorry about that. A bit too quick on the send button.

-- 
Jens Axboe

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