linux-kernel - Re: [PATCH RFC v2 bootconfig 1/3] doc: Update /proc/cmdline documentation to include boot config

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Date:   Mon, 31 Jul 2023 21:00:34 -0700
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     akpm@...ux-foundation.org, adobriyan@...il.com,
        mhiramat@...nel.org, arnd@...nel.org, ndesaulniers@...gle.com,
        sfr@...b.auug.org.au, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-team@...a.com,
        Jonathan Corbet <corbet@....net>
Subject: Re: [PATCH RFC v2 bootconfig 1/3] doc: Update /proc/cmdline
 documentation to include boot config

On Mon, Jul 31, 2023 at 07:00:22PM -0700, Randy Dunlap wrote:
> On 7/31/23 16:31, Paul E. McKenney wrote:
> > Update the /proc/cmdline documentation to explicitly state that this
> > file provides kernel boot parameters obtained via boot config from the
> > kernel image as well as those supplied by the boot loader.
> > 
> > Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
> > Cc: Masami Hiramatsu <mhiramat@...nel.org>
> > Cc: Jonathan Corbet <corbet@....net>
> > Cc: Andrew Morton <akpm@...ux-foundation.org>
> > Cc: Randy Dunlap <rdunlap@...radead.org>
> > Cc: Stephen Rothwell <sfr@...b.auug.org.au>
> > Cc: Arnd Bergmann <arnd@...nel.org>
> 
> Reviewed-by: Randy Dunlap <rdunlap@...radead.org>

Thank you both!  I will apply these on my next rebase.

							Thanx, Paul

> Thanks.
> 
> > ---
> >  Documentation/filesystems/proc.rst | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> > 
> > diff --git a/Documentation/filesystems/proc.rst b/Documentation/filesystems/proc.rst
> > index 7897a7dafcbc..75a8c899ebcc 100644
> > --- a/Documentation/filesystems/proc.rst
> > +++ b/Documentation/filesystems/proc.rst
> > @@ -686,7 +686,8 @@ files are there, and which are missing.
> >   apm          Advanced power management info
> >   buddyinfo    Kernel memory allocator information (see text)	(2.5)
> >   bus          Directory containing bus specific information
> > - cmdline      Kernel command line
> > + cmdline      Kernel command line, both from bootloader and embedded
> > + 	      in the kernel image.
> >   cpuinfo      Info about the CPU
> >   devices      Available devices (block and character)
> >   dma          Used DMS channels
> 
> -- 
> ~Randy