From: Christoph Hellwig <hch@infradead.org>
To: Boaz Harrosh <boaz@plexistor.com>
Cc: Dan Williams <dan.j.williams@intel.com>,
Matthew Wilcox <willy@linux.intel.com>,
Ingo Molnar <mingo@redhat.com>,
Ross Zwisler <ross.zwisler@linux.intel.com>,
x86@kernel.org, linux-kernel <linux-kernel@vger.kernel.org>,
"Roger C. Pao" <rcpao.enmotus@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-nvdimm <linux-nvdimm@ml01.01.org>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [Linux-nvdimm] [PATCH 0/2] e820: Fix handling of NvDIMM chips
Date: Sun, 22 Feb 2015 08:27:08 -0800 [thread overview]
Message-ID: <20150222162708.GA4327@infradead.org> (raw)
In-Reply-To: <54E5AC11.8070608@plexistor.com>
On Thu, Feb 19, 2015 at 11:25:37AM +0200, Boaz Harrosh wrote:
> I do not see why you need the nvdimm_type= kernel option at all.
>
> I have here a script that auto detects any NvDIMM. It works with all
> the chips that I have access to. And Also it has support for if you have
> memmap=sss\$aaa.
> For all these detected regions it will load a pmem device.
>
> It is easy to filter for any type of memory you want. What
> will the (annoying) kernel option give you?
>
> OK I might be jumping the guns, send the patch and I'll look
> at it.
The kernel option means we can autodetect the nvdimms in kernel space
with just that option set, no need for needing userspace setup.
How does your script / patch work?
I won't be back to my nvdimm enabled hardware until after LSF/MM,
so any work from me in this area will have to wait a bit.
next prev parent reply other threads:[~2015-02-22 16:27 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-16 11:07 Boaz Harrosh
2015-02-16 11:13 ` [PATCH 1/2] e820: Don't let unknown DIMM type come out BUSY Boaz Harrosh
2015-02-16 11:16 ` [RFC 2/2] e820: Add the NvDIMM Memory type (type-12) Boaz Harrosh
2015-02-16 11:24 ` [PATCH 3/3] pmem: Allow request_mem to fail, (CONFIG_BLK_DEV_PMEM_IGNORE_REQUEST_MEM_RET) Boaz Harrosh
2015-02-17 20:52 ` Ross Zwisler
2015-02-18 9:58 ` Boaz Harrosh
2015-02-16 22:03 ` [Linux-nvdimm] [PATCH 0/2] e820: Fix handling of NvDIMM chips Matthew Wilcox
2015-02-17 8:42 ` Boaz Harrosh
2015-02-18 18:15 ` Dan Williams
2015-02-18 18:30 ` Ingo Molnar
2015-02-18 18:44 ` Dan Williams
2015-02-18 18:53 ` Ingo Molnar
2015-02-18 19:18 ` Dan Williams
2015-02-18 19:27 ` Ingo Molnar
2015-02-18 19:35 ` Dan Williams
2015-02-19 10:27 ` Boaz Harrosh
2015-02-19 10:30 ` Ingo Molnar
2015-02-19 0:47 ` Christoph Hellwig
2015-02-19 1:03 ` Dan Williams
2015-02-19 10:01 ` Ingo Molnar
2015-02-19 10:29 ` Boaz Harrosh
2015-02-19 10:31 ` Ingo Molnar
2015-02-19 10:40 ` Boaz Harrosh
2015-02-19 9:25 ` Boaz Harrosh
2015-02-22 16:27 ` Christoph Hellwig [this message]
2015-02-22 17:05 ` Boaz Harrosh
2015-02-22 17:15 ` Boaz Harrosh
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