Re: [PATCH 00/10] IOCHK interface for I/O error handling/detecting

Hidetoshi Seto
2005-06-10T10:30:13Z

Hi Ben,

Benjamin Herrenschmidt wrote:
>>>- Additionally adds special token - abstract "iocookie" structure
>>> to control/identifies/manage I/Os, by passing it to OS.
>>> Actual type of "iocookie" could be arch-specific. Device drivers
>>> could use the iocookie structure without knowing its detail.
>>
>>I'm not sure we need this. Surely it can be deduced from the pci_dev or
>>struct device?
>
> Might be useful to know more though, wether it was PIO or MMIO or other
> things. Also, I'd like to carry around the possible error details as can
> be returned by the firmware in some platforms.
>
> In fact, Is there any reason this is not ioerr_cookie instead of
> iocookie ? :)

To be honest, No :)
Or is there any reason to limit use of this cookie only for errors?

Thanks,
H.Seto