Re: [PATCH v3 2/3] RISC-V: Issue a tlb page flush if possible

From: Atish Patra
Date: Thu Aug 22 2019 - 09:43:54 EST


On Thu, 2019-08-22 at 03:50 +0200, Christoph Hellwig wrote:
> On Wed, Aug 21, 2019 at 05:46:43PM -0700, Atish Patra wrote:
> > + if (size <= PAGE_SIZE && size != -1)
> > + local_flush_tlb_page(start);
> > + else
> > + local_flush_tlb_all();
>
> As Andreas pointed out (unsigned long)-1 is actually larger than
> PAGE_SIZE, so we don't need the extra check.

Ahh yes. Sorry I missed his comment in the earlier email. Fixed it.

--
Regards,
Atish