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SubjectRe: [PATCH] floppy: revert floppy disable halt warning
From
On Tue, Mar 27, 2012 at 7:26 PM, Andrew Morton
<akpm@linux-foundation.org> wrote:
> (cc some x86 greybeards)
>
> On Sun, 11 Mar 2012 09:38:53 -0700
> Stephen Hemminger <shemminger@vyatta.com> wrote:
>
>> Remove the stupid floppy disable halt warning. It is meaningless since
>> the API is local to floppy driver.  Our boot scripts check for the
>> floppy drive, and this causes the warning to trigger every time. This
>> confuses support, breaks automated tests that look for backtraces on
>> boot,  and adds no value.
>>
>> The message is being displayed to the wrong audience, it looks like it
>> was intended as a compromise of a long discussion on LKML about
>> supporting older x86 hardware; but users don't know or understand what
>> it is saying.
>>
>> If you want to change halt handling then just fix
>> the floppy driver, don't whine about it.
>>
>> ...
>>
>> --- a/drivers/block/floppy.c  2012-03-11 09:27:52.866459327 -0700
>> +++ b/drivers/block/floppy.c  2012-03-11 09:28:29.286579201 -0700
>> @@ -1037,7 +1037,6 @@ static void floppy_disable_hlt(void)
>>  {
>>       unsigned long flags;
>>
>> -     WARN_ONCE(1, "floppy_disable_hlt() scheduled for removal in 2012");
>>       spin_lock_irqsave(&floppy_hlt_lock, flags);
>>       if (!hlt_disabled) {
>>               hlt_disabled = 1;
>
> It would have been nice to have provided a pointer to this "long
> discussion on LKML".  I tried for a while, then gave up.
>
> In my search I came across
> http://lkml.indiana.edu/hypermail/linux/kernel/1104.0/00461.html which
> does indeed remove all the disable_hlt() code as well as the warning
> and the feature-removal-schedule.txt record.  Why didn't we merge that?
> Why shouldn't we merge that now?

And again 5 months later:

https://lkml.org/lkml/2011/10/28/313

Third time's a charm? I'd buy someone a beverage if we actually went
through our planned feature removal here...

josh
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