linux-kernel - Re: [PATCH 1/8] pmem: Initial version of persistent memory driver

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Message-ID: <54FD901A.3030905@plexistor.com>
Date:	Mon, 09 Mar 2015 14:20:42 +0200
From:	Boaz Harrosh <boaz@...xistor.com>
To:	Andy Lutomirski <luto@...capital.net>,
	Boaz Harrosh <boaz@...xistor.com>
CC:	Matthew Wilcox <willy@...ux.intel.com>,
	Ross Zwisler <ross.zwisler@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>, X86 ML <x86@...nel.org>,
	Dan Williams <dan.j.williams@...el.com>,
	"Roger C. Pao" <rcpao.enmotus@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	linux-nvdimm <linux-nvdimm@...ts.01.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH 1/8] pmem: Initial version of persistent memory driver

On 03/06/2015 01:03 AM, Andy Lutomirski wrote:
<>
> 
> I think it would be nice to have control over the caching mode.
> Depending on the application, WT or UC could make more sense.
> 

Patches are welcome. say
	map=sss@aaa:WT,sss@aaa:CA, ...

But for us, with direct_access(), all benchmarks show a slight advantage
for the cached mode.

Thanks
Boaz

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