From: John Hubbard <jhubbard@nvidia.com>
To: Ahmed Samy <f.fallen45@gmail.com>
Cc: linux-mm@kvack.org, zhongjiang@huawei.com
Subject: Re: ioremap_page_range: remapping of physical RAM ranges
Date: Sat, 28 Jan 2017 14:16:45 -0800 [thread overview]
Message-ID: <034a3124-10a0-13ad-cbe8-19864c01b2a5@nvidia.com> (raw)
In-Reply-To: <20170128221235.GA69602@devmasch>
On 01/28/2017 02:12 PM, Ahmed Samy wrote:
> On Sat, Jan 28, 2017 at 11:55:05PM +0200, Ahmed Samy wrote:
>> Take a look at `vmap()', it should be like that API. Dunno if vmap can be used
>> in place, haven't tried, maybe can get `struct page` and then use vmap? I
>> don't know, what do you think?
> OK, so, I just tried vmap() with a struct page retrieved by pfn_to_page() which
> seems to work just fine, so I suppose this can be disregarded, it's my fault; I
> should've done more research before posting this to the list.
>
> Sorry.
No problem at all, delighted to hear that your code will be OK!
thanks
john h
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next prev parent reply other threads:[~2017-01-28 22:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-25 19:55 A. Samy
2017-01-25 22:27 ` John Hubbard
2017-01-25 23:15 ` Ahmed Samy
2017-01-26 8:33 ` John Hubbard
2017-01-26 18:24 ` Ahmed Samy
2017-01-28 21:11 ` Ahmed Samy
2017-01-28 21:48 ` John Hubbard
2017-01-28 21:55 ` Ahmed Samy
2017-01-28 22:12 ` Ahmed Samy
2017-01-28 22:16 ` John Hubbard [this message]
2017-01-28 22:13 ` John Hubbard
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