linux-kernel - Re: [PATCH v4 5/5] arm64: add attrs and format to ptdump document

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Date: Mon, 24 Jun 2024 17:22:46 -0500
From: Maxwell Bland <mbland@...orola.com>
To: Randy Dunlap <rdunlap@...radead.org>
Cc: Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
        Jonathan Corbet <corbet@....net>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Ard Biesheuvel <ardb@...nel.org>, Mark Rutland <mark.rutland@....com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Alexandre Ghiti <alexghiti@...osinc.com>,
        linux-arm-kernel@...ts.infradead.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 5/5] arm64: add attrs and format to ptdump document

On Tue, Jun 18, 2024 at 04:06:57PM GMT, Randy Dunlap wrote:
> On 6/18/24 7:43 AM, Maxwell Bland wrote:
> > +The following attributes are presently supported::
> > +
> > +F		Entry is invalid
> > +USER		Memory is user mapped
> > +ro		Memory is read-only
> > +RW		Memory is read-write
> > +NX		Memory is privileged execute never
> > +x               Memory is privileged executable
> 
> Why lower case x and ro but upper case for the others?
> 
> > +SHD		Memory is shared
> > +AF		Entry accessed flag is set
> > +NG		Entry Not-Global flag is set
> > +CON		Entry contiguous bit is set
> > +UXN		Memory is unprivileged execute never
> > +GP		Memory supports BTI
> 
> Most of the abbreviations make some sense, but not that one (IMHO). ;)

Hi Randy, thanks for the feedback above! I fixed these notes and
polished a few of the other acronyms as a result.

v5 is now here:
https://lore.kernel.org/all/2bcb3htsjhepxdybpw2bwot2jnuezl3p5mnj5rhjwgitlsufe7@xzhkyntridw3/

BRs,
Maxwell