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Re: [PATCH] ARM:mm: fix kmap_atomic_to_page

From Russell King - ARM Linux <linux@arm.linux.org.uk>
Newsgroups linux.kernel
Subject Re: [PATCH] ARM:mm: fix kmap_atomic_to_page
Date 2015-10-06 21:30 +0200
Message-ID <qgG5Y-73b-29@gated-at.bofh.it> (permalink)
References <qgyBr-4Iz-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Oct 06, 2015 at 08:09:33PM +0900, Chanho Min wrote:
> Since kmap_atomic returns the pkmap address without a new mapping to
> fixmap for the page that is already mapped by kmap, It should be
> considered for the pkmap address in kmap_atomic_to_page.

What's the reasoning behind this change, given that I can find lots of
definitions of kmap_atomic_to_page() in the kernel, but not a single
user of this.

If there's no users, should we be deleting this code?

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Thread

[PATCH] ARM:mm: fix kmap_atomic_to_page Chanho Min <chanho.min@lge.com> - 2015-10-06 13:30 +0200
  Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-06 21:30 +0200
    Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Nicolas Pitre <nicolas.pitre@linaro.org> - 2015-10-07 03:40 +0200
      Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Jongsung Kim <neidhard.kim@lge.com> - 2015-10-07 06:20 +0200
        Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-07 11:10 +0200
          Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Jongsung Kim <neidhard.kim@lge.com> - 2015-10-12 07:40 +0200
            Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Arnd Bergmann <arnd@arndb.de> - 2015-10-12 11:30 +0200
              Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Jongsung Kim <neidhard.kim@lge.com> - 2015-10-13 04:10 +0200
                Re: [PATCH] ARM:mm: fix kmap_atomic_to_page Arnd Bergmann <arnd@arndb.de> - 2015-10-13 13:50 +0200
  Re: [PATCH] ARM:mm: fix kmap_atomic_to_page yalin wang <yalin.wang2010@gmail.com> - 2015-10-12 08:10 +0200

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