Robert Millan wrote:
> On Tue, Nov 25, 2008 at 10:17:17PM +0100, Yoshinori K. Okuji wrote:
>> On Saturday 22 November 2008 16:35:09 Robert Millan wrote:
>>> When an error is detected by ata.mod during drive scan, it will pass it to
>>> the upper layer.  This results in GRUB aborting when trying to enter normal
>>> mode, even if the error is not critical (e.g. affects a drive not used
>>> during boot).
>>>
>>> There are a number of places in ata.mod where these errors could be
>>> handled, so I'm not sure if my proposed change would be the best approach. 
>>> Some comment would be appreciated.
>> This is one way, but I think the upper layer should be more robust against 
>> errors raised from modules. For example, we can unload a module, and clear 
>> GRUB_ERRNO, if the init function in this module return an error.
> 
> But if the error is specific to a device unit, unloading the module would
> result in all units of this device class being disabled, which is most likely
> not what we want.
> 

Perhaps this should then be handled on generic code performing the scan?

Just give unique error type and just ignore the error (or dump it to
screen) and continue to next device/operation.


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