Re: [PATCH] kfifo: don't include dma-mapping.h in kfifo.h

[Christoph Hellwig]

On Tue, Oct 15, 2024 at 09:47:31AM +0200, Jiri Slaby wrote:
>> diff --git a/drivers/mailbox/omap-mailbox.c b/drivers/mailbox/omap-mailbox.c
>> index 6797770474a55d..680243751d625f 100644
>> --- a/drivers/mailbox/omap-mailbox.c
>> +++ b/drivers/mailbox/omap-mailbox.c
>> @@ -15,6 +15,7 @@
>>   #include <linux/slab.h>
>>   #include <linux/kfifo.h>
>>   #include <linux/err.h>
>> +#include <linux/io.h>
>
> Oh, I've just noticed this. Why io.h?

Because it would not comple with out it.  To be specific: asm/io.h is
where __raw_readl and __raw_writel are defined, and we generally prefer
the Linux over the asm headers.

>
> -- 
> js
> suse labs
---end quoted text---