Linux-arch Archive on lore.kernel.org
 help / color / Atom feed
From: Krzysztof Kozlowski <krzk@kernel.org>
To: Richard Henderson <rth@twiddle.net>,
	Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
	Matt Turner <mattst88@gmail.com>,
	"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
	Helge Deller <deller@gmx.de>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Rich Felker <dalias@libc.org>, Kalle Valo <kvalo@codeaurora.org>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Dave Jiang <dave.jiang@intel.com>, Jon Mason <jdmason@kudzu.us>,
	Allen Hubbe <allenbh@gmail.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Jason Wang <jasowang@redhat.com>, Arnd Bergmann <arnd@arndb.de>,
	Geert Uytterhoeven <geert+rene>
Subject: Re: [PATCH v3 1/4] iomap: Constify ioreadX() iomem argument (as in generic implementation)
Date: Thu, 9 Jul 2020 09:32:49 +0200
Message-ID: <20200709073249.GA6335__46969.2128988513$1594279991$gmane$org@kozik-lap> (raw)
In-Reply-To: <20200709072837.5869-2-krzk@kernel.org>

On Thu, Jul 09, 2020 at 09:28:34AM +0200, Krzysztof Kozlowski wrote:
> The ioreadX() and ioreadX_rep() helpers have inconsistent interface.  On
> some architectures void *__iomem address argument is a pointer to const,
> on some not.
> 
> Implementations of ioreadX() do not modify the memory under the address
> so they can be converted to a "const" version for const-safety and
> consistency among architectures.
> 
> Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> Reviewed-by: Arnd Bergmann <arnd@arndb.de>

I forgot to put here one more Ack, for PowerPC:
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)

https://lore.kernel.org/lkml/87ftedj0zz.fsf@mpe.ellerman.id.au/

Best regards,
Krzysztof

  parent reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-09  7:28 [PATCH v3 0/4] iomap: Constify ioreadX() iomem argument Krzysztof Kozlowski
2020-07-09  7:28 ` Krzysztof Kozlowski
2020-07-09  7:28 ` [PATCH v3 1/4] iomap: Constify ioreadX() iomem argument (as in generic implementation) Krzysztof Kozlowski
2020-07-09  7:28 ` Krzysztof Kozlowski
2020-07-09  7:32   ` Krzysztof Kozlowski
2020-07-09  7:32   ` Krzysztof Kozlowski [this message]
2020-07-09  7:28 ` [PATCH v3 2/4] rtl818x: " Krzysztof Kozlowski
2020-07-09  7:28 ` Krzysztof Kozlowski
2020-07-09  7:28 ` [PATCH v3 3/4] ntb: intel: " Krzysztof Kozlowski
2020-07-09  7:28 ` Krzysztof Kozlowski
2020-07-09  7:28 ` [PATCH v3 4/4] virtio: pci: " Krzysztof Kozlowski
2020-07-09  7:28 ` Krzysztof Kozlowski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='20200709073249.GA6335__46969.2128988513$1594279991$gmane$org@kozik-lap' \
    --to=krzk@kernel.org \
    --cc=James.Bottomley@HansenPartnership.com \
    --cc=allenbh@gmail.com \
    --cc=arnd@arndb.de \
    --cc=benh@kernel.crashing.org \
    --cc=dalias@libc.org \
    --cc=dave.jiang@intel.com \
    --cc=davem@davemloft.net \
    --cc=deller@gmx.de \
    --cc=ink@jurassic.park.msu.ru \
    --cc=jasowang@redhat.com \
    --cc=jdmason@kudzu.us \
    --cc=kuba@kernel.org \
    --cc=kvalo@codeaurora.org \
    --cc=mattst88@gmail.com \
    --cc=mpe@ellerman.id.au \
    --cc=mst@redhat.com \
    --cc=paulus@samba.org \
    --cc=rth@twiddle.net \
    --cc=ysato@users.sourceforge.jp \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-arch Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-arch/0 linux-arch/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-arch linux-arch/ https://lore.kernel.org/linux-arch \
		linux-arch@vger.kernel.org
	public-inbox-index linux-arch

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-arch


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git