On Mon, Jan 29, 2018 at 7:50 AM, Willy Tarreau <w...@1wt.eu> wrote:
> Hi,
>
> On Fri, Jan 26, 2018 at 11:19:15PM +0800, Jia-Ju Bai wrote:
>> The function long_sleep() calls mdelay() when in an interrupt handler.
>> But only charlcd_clear_display() and charlcd_init_display calls
>> long_sleep(), and my tool finds that the two functions
>> are never called in an interrupt handler.
>> Thus mdelay() and in_interrupt() are not necessary.
>>
>> This is found by a static analysis tool named DCNS written by myself.
>
> Looks good. This code is extremely old (started in 2.2) so I'm not
> surprised at all that after many changes such parts are not used
> anymore.
>
> Acked-by: Willy Tarreau <w...@1wt.eu>

Thanks for the patch and the ack, putting it in the queue.

Miguel

>
> Willy

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