On 2016-06-28, Grant Edwards <[email protected]> wrote:
> On 2016-01-11, Peter Hurley <[email protected]> wrote:
>> On 01/11/2016 07:53 AM, Grant Edwards wrote:
>>> On 2016-01-11, Greg KH <[email protected]> wrote:
>>>> On Sun, Jan 10, 2016 at 01:42:44PM -0800, Peter Hurley wrote:
>>>>
>>>>> This will break out-of-tree drivers but I don't really see a
>>>>> realistic alternative. Also, I think the new symbol prefix ASY_ isn't
>>>>> great and I'd like to get some suggestions.
>>>>
>>>> Don't worry about breaking out-of-tree drivers, that's fine.
>>> 
>>> One request from this maintainer of several out-of-tree drivers: if
>>> you break something, break it such that it won't compile.  It would be
>>> nice to avoid changes that break functionality but still compile
>>> without warning.
>>
>> I was in the process of writing how I can't remove
>> ASYNC_INITIALIZED, et.al from the uapi header, when I realized that
>> I can just guard them with #ifndef _KERNEL_ which will trigger the
>> requisite out-of-tree build break.

> You know that _KERNEL_ is defined when when compiling kernel-space
> code (either in-tree or out-of-tree), right?

Ignore that.  I missed the 'n' in #ifndef.  My driver build should
fail due to ASYNC_INITIALIZED being undefined, but it isn't.  :/

For some reason _KERNEL_ is not defined when my module is being
compiled....

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