linux-kernel - Re: Re: [PATCH v2 0/2] Make it possible to reserve memory on 64bit platform

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Message-ID: <YAqnGNEkUmTcWzoC@smile.fi.intel.com>
Date:   Fri, 22 Jan 2021 12:21:12 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     "zhaowei1102@...ndersoft.com" <zhaowei1102@...ndersoft.com>
Cc:     David Hildenbrand <david@...hat.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Kees Cook <keescook@...omium.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        kerneldev <kerneldev@...smulder.nl>,
        Arvind Sankar <nivedita@...m.mit.edu>,
        Joe Perches <joe@...ches.com>,
        gpiccoli <gpiccoli@...onical.com>, aquini <aquini@...hat.com>,
        gustavoars <gustavoars@...nel.org>, ojeda <ojeda@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        guohanjun <guohanjun@...wei.com>,
        mchehab+huawei <mchehab+huawei@...nel.org>
Subject: Re: Re: [PATCH v2 0/2] Make it possible to reserve memory on 64bit
 platform

On Fri, Jan 22, 2021 at 03:36:19PM +0800, zhaowei1102@...ndersoft.com wrote:
> On 18.01.21 04:51, zhaowei1102@...ndersoft.com wrote:
> > >     On Sat, Jan 16, 2021 at 2:43 AM Wesley Zhao
> > >     <zhaowei1102@...ndersoft.com> wrote:

> > Dan's point is that you should look into using "memmap=" instead of
> > "reserve=".
> Oh~，sorry miss understand，i can try this， thanks！！

And AFAICS you don't need to alter cmdline.c. But if you are going to, don't
forget test cases (and FYI: I have few patches pending against it here [1]).

[1]: https://git.kernel.org/pub/scm/linux/kernel/git/andy/linux-gpio-intel.git/log/?h=for-next

-- 
With Best Regards,
Andy Shevchenko