kernelnewbies.kernelnewbies.org archive mirror
 help / color / mirror / Atom feed
From: gregkh@linuxfoundation.org (Greg KH)
To: kernelnewbies@lists.kernelnewbies.org
Subject: Change proc/<pid>/cmdline to 8k
Date: Fri, 5 Jun 2015 07:38:08 +0900	[thread overview]
Message-ID: <20150604223807.GA17596@kroah.com> (raw)
In-Reply-To: <95110.1433456291@turing-police.cc.vt.edu>

On Thu, Jun 04, 2015 at 06:18:11PM -0400, Valdis.Kletnieks at vt.edu wrote:
> On Fri, 05 Jun 2015 07:07:30 +0900, Greg KH said:
> 
> > Applications shouldn't be messing around with the kernel command line.
> 
> He's looking at /proc/<PID>/cmdline, which is a different beast.

Ah, doh, you are right, nevermind...

> Presumably, he's looking at 'ps axwwwwwwwwwww' and still not seeing the
> full process commandline, and that irritates him for some reason...

Yeah, that's not a good thing to rely on to even be correct, as it is
easy for an application to change that value.

  reply	other threads:[~2015-06-04 22:38 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-04  4:22 Change proc/<pid>/cmdline to 8k Navin P
2015-06-04  5:17 ` Greg KH
2015-06-04  7:41   ` Navin P
2015-06-04  8:04     ` Greg KH
2015-06-04 15:36       ` Navin P
2015-06-04 22:07         ` Greg KH
2015-06-04 22:18           ` Valdis.Kletnieks at vt.edu
2015-06-04 22:38             ` Greg KH [this message]
2015-06-04 22:19         ` Valdis.Kletnieks at vt.edu
2015-06-05  3:21           ` Navin P
2015-06-16 10:34             ` Navin P

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=20150604223807.GA17596@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=kernelnewbies@lists.kernelnewbies.org \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).