linux-kernel - Re: [PATCH 7/7] arc: use the generic remapping allocator for coherent DMA allocations

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Message-ID: <d9ed8f6a82801b94d1d7792eb74effdbce09ce51.camel@synopsys.com>
Date:   Mon, 24 Jun 2019 19:13:17 +0000
From:   Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
To:     "hch@....de" <hch@....de>,
        "linux-snps-arc@...ts.infradead.org" 
        <linux-snps-arc@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Alexey Brodkin <Alexey.Brodkin@...opsys.com>,
        "Vineet.Gupta1@...opsys.com" <Vineet.Gupta1@...opsys.com>
Subject: Re: [PATCH 7/7] arc: use the generic remapping allocator for coherent
 DMA allocations

Hi Christoph,

Yep I've reviewed and tested it for both cases:
- coherent/noncoherent dma
- allocation from atomic_pool/regular allocation

everything works fine for ARC.

So,

Reviewed-by: Evgeniy Paltsev <paltsev@...opsys.com>
Tested-by: Evgeniy Paltsev <paltsev@...opsys.com>

for both
[PATCH 2/7] arc: remove the partial DMA_ATTR_NON_CONSISTENT support
[PATCH 7/7] arc: use the generic remapping allocator for coherent DMA allocations


On Mon, 2019-06-24 at 15:14 +0200, hch@....de wrote:
> On Sat, Jun 15, 2019 at 10:35:54AM +0200, hch@....de wrote:
> > On Fri, Jun 14, 2019 at 06:05:01PM +0000, Eugeniy Paltsev wrote:
> > > Hi Christoph,
> > > 
> > > Regular question - do you have any public git repository with all this dma changes?
> > > I want to test it for ARC.
> > > 
> > > Pretty sure the
> > >  [PATCH 2/7] arc: remove the partial DMA_ATTR_NON_CONSISTENT support
> > > is fine.
> > > 
> > > Not so sure about
> > >  [PATCH 7/7] arc: use the generic remapping allocator for coherent DMA allocations
> > > :)
> > 
> >    git://git.infradead.org/users/hch/misc.git dma-not-consistent-cleanup
> > 
> > Gitweb:
> > 
> >    
> > https://urldefense.proofpoint.com/v2/url?u=http-3A__git.infradead.org_users_hch_misc.git_shortlog_refs_heads_dma-2Dnot-2Dconsistent-2Dcleanup&d=DwIBAg&c=DPL6_X_6JkXFx7AXWqB0tg&r=ZlJN1MriPUTkBKCrPSx67GmaplEUGcAEk9yPtCLdUXI&m=ipYAmX3rwLxDIdXUztTMYBZkKFGZBY9vykJVBwq_KXE&s=uRWKQoDT8pPKRPYCB6k4oO3mtRFRNyLolRDeBBIVtNQ&e=
> >  
> 
> Did you get a chance to look into these patches?
-- 
 Eugeniy Paltsev