From: Andrew Morton <akpm@linux-foundation.org>
To: Dave Jiang <dave.jiang@intel.com>
Cc: linux-mm@kvack.org, linux-nvdimm@lists.01.org
Subject: Re: [PATCH v2] mm: disallow mapping that conflict for devm_memremap_pages()
Date: Tue, 17 Jul 2018 14:37:50 -0700 [thread overview]
Message-ID: <20180717143750.3cd7e77544d181a346212715@linux-foundation.org> (raw)
In-Reply-To: <152909478401.50143.312364396244072931.stgit@djiang5-desk3.ch.intel.com>
On Fri, 15 Jun 2018 13:33:39 -0700 Dave Jiang <dave.jiang@intel.com> wrote:
> When pmem namespaces created are smaller than section size, this can cause
> issue during removal and gpf was observed:
>
> ...
>
> Add code to check whether we have mapping already in the same section and
> prevent additional mapping from created if that is the case.
>
Which kernel version(s) do you believe need this fix, and why?
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next prev parent reply other threads:[~2018-07-17 21:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-15 20:33 [PATCH v2] mm: disallow mapping that conflict for devm_memremap_pages() Dave Jiang
2018-07-17 21:03 ` Dave Jiang
2018-07-17 21:37 ` Andrew Morton [this message]
2018-07-17 21:42 ` Dave Jiang
2018-07-18 18:27 ` Jeff Moyer
2018-07-18 18:36 ` Matthew Wilcox
2018-07-18 19:23 ` Dave Jiang
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