[PATCH 2/3] ARM: DMA-Mapping: print warning when atomic coherent allocation fails
Marek Szyprowski
m.szyprowski at samsung.com
Tue Aug 21 06:14:51 EDT 2012
Hello,
On Tuesday, August 21, 2012 1:01 AM Aaro Koskinen wrote:
> On Mon, Aug 20, 2012 at 12:47:27PM +0200, Marek Szyprowski wrote:
> > @@ -461,6 +461,9 @@ static void *__alloc_from_pool(size_t size, struct page **ret_page)
> > bitmap_set(pool->bitmap, pageno, count);
> > ptr = pool->vaddr + PAGE_SIZE * pageno;
> > *ret_page = pool->page + pageno;
> > + } else {
> > + pr_err("Atomic coherent pool too small!\n"
> > + "Please increase it with coherent_pool= kernel parameter!\n");
>
> This should be rate limited, perhaps even printed only once.
Ok, I will change it to pr_err_once().
Best regards
--
Marek Szyprowski
Samsung Poland R&D Center
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