[PATCH 0/4] Explicitly deny IRQ0 in the libata drivers

Sergey Shtylyov s.shtylyov at omp.ru
Sat Sep 4 11:57:49 PDT 2021


On 5/10/21 11:48 PM, Sergey Shtylyov wrote:

> Hello!
> 
>    What about this series?
>    I got no feedback whatsoever -- it seems to have been lost.

   Almost 4 months have paseed from this reminder. Still no commnets whatsoever...

> On 3/21/21 9:50 PM, Sergey Shtylyov wrote:
> 
>> Here are 4 patches against the 'master' branch of the Jens Axboe's 'linux-blobk.git'
>> repo plus the 'pataep_93xx' driver patch re-posted yesterday.  The affected drivers
>> use platform_get_irq() which may return IRQ0 (considered invalid, according to Linus)
>> that means polling when passed to ata_host_activate() called at the end of the probe
>> methods.
> 
>    I might not have been clear enough: 'irq == 0' means that the libata core would WARN about
> the non-NULL 'handler' paramter which seems a to be a problem...
> 
>> I think that the solution to this issue is to explicitly deny IRQ0 returned
>> by platform_get_irq()...
[...]

MBR, Sergey



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