On 27.11.2015 03:58, Ching Huang wrote:
> On Thu, 2015-11-26 at 11:46 -0800, Joe Perches wrote:
>> On Thu, 2015-11-26 at 19:41 +0800, Ching Huang wrote:
>>> split dma resource allocation and io register assignment from get_config to
>>> a new function arcmsr_alloc_io_queue.
>> trivia:
>>
>>> diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c
>>> b/drivers/scsi/arcmsr/arcmsr_hba.c
>> []
>>> +static bool arcmsr_alloc_io_queue(struct AdapterControlBlock *acb)
>>> +{
>> []
>>> + dma_coherent = dma_alloc_coherent(&pdev->dev,
>>> acb->roundup_ccbsize,
>>> + &dma_coherent_handle, GFP_KERNEL);
>>> + if (!dma_coherent){
>>> + pr_notice("arcmsr%d: DMA allocation failed.\n",
>>> acb->host->host_no);
>>> + return false;
>>> + }
>>> + memset(dma_coherent, 0, acb->roundup_ccbsize);
>>>
>> There is a dma_zalloc_coherent
>>
>> (and even more trivially)
>>
>> Most all of your error messages don't use periods.
> Thanks Joe.
> Revised as below.
>
> Signed-of-by: Ching Huang <[email protected]>
Reviewed-by: Tomas Henzl <[email protected]>
Tomas
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