linux-kernel - RE: [PATCH v3 20/21] nfit-test: manufactured NFITs for interface development

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Message-ID: <94D0CD8314A33A4D9D801C0FE68B40295A9217B0@G9W0745.americas.hpqcorp.net>
Date:	Mon, 25 May 2015 07:02:57 +0000
From:	"Elliott, Robert (Server Storage)" <Elliott@...com>
To:	Dan Williams <dan.j.williams@...el.com>,
	"axboe@...nel.dk" <axboe@...nel.dk>
CC:	"linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
	"neilb@...e.de" <neilb@...e.de>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Robert Moore <robert.moore@...el.com>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	Lv Zheng <lv.zheng@...el.com>, "hch@....de" <hch@....de>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"Kani, Toshimitsu" <toshi.kani@...com>,
	Christoph Hellwig <hch@....de>,
	"Boaz Harrosh (boaz@...xistor.com)" <boaz@...xistor.com>
Subject: RE: [PATCH v3 20/21] nfit-test: manufactured NFITs for interface
 development

> -----Original Message-----
> From: Linux-nvdimm [mailto:linux-nvdimm-bounces@...ts.01.org] On Behalf
> Of Dan Williams
> Sent: Wednesday, May 20, 2015 3:58 PM
> To: axboe@...nel.dk
> Subject: [PATCH v3 20/21] nfit-test: manufactured NFITs for interface
> development
...

Attached is some experimental code to try pmem with different 
cache types (UC, WB, WC, and WT) and memcpy functions using x86 
AVX non-temporal load and store instructions.

It depends on Toshi's WT patch series:
	https://lkml.org/lkml/2015/5/13/866

If you don't have that, you can just comment out the lines related
to ioremap_wt.

---
Rob Elliott, HP Server Storage


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