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Message-Id: <20170516.115325.904175179446683748.davem@davemloft.net> Date: Tue, 16 May 2017 11:53:25 -0400 (EDT) From: David Miller <davem@...emloft.net> To: shannon.nelson@...cle.com Cc: netdev@...r.kernel.org, sparclinux@...r.kernel.org, michael.chan@...adcom.com Subject: Re: [PATCH v2 net-next] bnxt: add dma mapping attributes From: Shannon Nelson <shannon.nelson@...cle.com> Date: Tue, 9 May 2017 18:30:12 -0700 > On the SPARC platform we need to use the DMA_ATTR_WEAK_ORDERING attribute > in our Rx path dma mapping in order to get the expected performance out > of the receive path. Adding it to the Tx path has little effect, so > that's not a part of this patch. > > Signed-off-by: Shannon Nelson <shannon.nelson@...cle.com> > Reviewed-by: Tushar Dave <tushar.n.dave@...cle.com> > Reviewed-by: Tom Saeger <tom.saeger@...cle.com> > --- > v2: simplify by getting rid of the driver-specific ifdef and define Applied.
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