linux-kernel - Re: [PATCH] xtensa: Fix mmap() support

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Message-ID: <20170330120522.4af7bcbc@bbrezillon>
Date:   Thu, 30 Mar 2017 12:05:22 +0200
From:   Boris Brezillon <boris.brezillon@...e-electrons.com>
To:     Max Filippov <jcmvbkbc@...il.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Chris Zankel <chris@...kel.net>,
        "linux-xtensa@...ux-xtensa.org" <linux-xtensa@...ux-xtensa.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] xtensa: Fix mmap() support

On Thu, 30 Mar 2017 02:05:28 -0700
Max Filippov <jcmvbkbc@...il.com> wrote:

> On Thu, Mar 30, 2017 at 1:30 AM, Boris Brezillon
> <boris.brezillon@...e-electrons.com> wrote:
> >> Could you please instead check if the dma_common_mmap works for you
> >> with the attached patch?  
> >
> > I will. BTW, shouldn't it be
> >
> >         if (off >= XCHAL_KSEG_SIZE)
> >
> > instead of
> >
> >         if (off > XCHAL_KSEG_SIZE)
> > ?  
> 
> Oops. Yes, you're right.
> 

It works, you can add my

Tested-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
Reviewed-by: Boris Brezillon <boris.brezillon@...e-electrons.com>

when submitting the patch.

Thanks,

Boris