linux-kernel - Re: [PATCH v3 18/27] pinctrl: replace devm_ioremap_nocache with devm

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Message-ID: <CACRpkdZTvQt3i4HbT=DrzAU83v22L3fk4dUB2HZOTbF56o03KQ@mail.gmail.com>
Date:   Wed, 3 Jan 2018 08:49:36 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Yisheng Xie <xieyisheng1@...wei.com>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Greg KH <gregkh@...uxfoundation.org>, ysxie@...mail.com,
        linux-gpio@...r.kernel.org
Subject: Re: [PATCH v3 18/27] pinctrl: replace devm_ioremap_nocache with devm_ioremap

On Wed, Jan 3, 2018 at 7:15 AM, Yisheng Xie <xieyisheng1@...wei.com> wrote:
> On 2018/1/2 16:43, Linus Walleij wrote:
>> On Sat, Dec 23, 2017 at 12:00 PM, Yisheng Xie <xieyisheng1@...wei.com> wrote:
>>
>>> Default ioremap is ioremap_nocache, so devm_ioremap has the same
>>> function with devm_ioremap_nocache, which can just be killed to
>>> save the size of devres.o
>>>
>>> This patch is to use use devm_ioremap instead of devm_ioremap_nocache,
>>> which should not have any function change but prepare for killing
>>> devm_ioremap_nocache.
>>>
>>> Cc: Linus Walleij <linus.walleij@...aro.org>
>>> Cc: linux-gpio@...r.kernel.org
>>> Signed-off-by: Yisheng Xie <xieyisheng1@...wei.com>
>>
>> Patch applied.
>
> Well, I list the ARCHs related to the change file, do not include cris,ia64,mn10300
> and openrisc, which ioremap is not the same as ioremap_nocache, as discussed in cover
> letter. So please let me know if I need update the comment.

Yeah, same comment as the GPIO patch.

Yours,
Linus Walleij