LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Steven Rostedt <rostedt@goodmis.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: changbin.du@intel.com, yamada.masahiro@socionext.com,
	michal.lkml@markovi.net, tglx@linutronix.de, mingo@redhat.com,
	rdunlap@infradead.org, x86@kernel.org, lgirdwood@gmail.com,
	broonie@kernel.org, arnd@arndb.de, linux-kbuild@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH v2 4/5] kernel hacking: new config DEBUG_EXPERIENCE to apply GCC -Og optimization
Date: Wed, 2 May 2018 21:19:56 -0400	[thread overview]
Message-ID: <20180502211956.6c9e8d7b@vmware.local.home> (raw)
In-Reply-To: <20180502134558.1f388e097dcde6f589635404@linux-foundation.org>

On Wed, 2 May 2018 13:45:58 -0700
Andrew Morton <akpm@linux-foundation.org> wrote:

> On Wed, 2 May 2018 10:17:07 -0400 Steven Rostedt <rostedt@goodmis.org> wrote:
> 
> > > Comparison of vmlinux size: a bit smaller.
> > > 
> > >     w/o CONFIG_DEBUG_EXPERIENCE  
> > 
> > I hate the config name.
> > 
> > I probably can't come up with better ones but let's try:
> > 
> >  CONFIG_DEBUG_OPTIMIZE ?
> >  CONFIG_OPTIMIZE_DEBUG ?
> > 
> > But "EXPERIENCE" sounds like I'm on some DEBUG LSD.  
> 
> Metoo, but the gcc people decided on "-Og: Optimize debugging
> experience ..." and I think there are benefits if the kernel is to
> align the naming with that.

I still see that as "Optimize debugging" and "experience" is just the
platform of what was done.

With that gcc comment, I still think CONFIG_OPTIMIZE_DEBUG is more
inline with what it is and understandable than
CONFIG_DEBUG_EXPERIENCE. The "OPTIMIZE" is the key word there.

-- Steve

  reply	other threads:[~2018-05-03  1:20 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-02 13:44 [PATCH v2 0/5] kernel hacking: GCC optimization for debug experience (-Og) changbin.du
2018-05-02 13:44 ` [PATCH v2 1/5] x86/mm: surround level4_kernel_pgt with #ifdef CONFIG_X86_5LEVEL...#endif changbin.du
2018-05-02 13:44 ` [PATCH v2 2/5] regulator: add dummy function of_find_regulator_by_node changbin.du
2018-05-02 13:44 ` [PATCH v2 3/5] kernel hacking: new config NO_AUTO_INLINE to disable compiler auto-inline optimizations changbin.du
2018-05-02 14:07   ` Steven Rostedt
2018-05-02 20:27   ` Arnd Bergmann
2018-05-03 13:00     ` Du, Changbin
2018-05-03 14:16       ` Steven Rostedt
2018-05-02 13:44 ` [PATCH v2 4/5] kernel hacking: new config DEBUG_EXPERIENCE to apply GCC -Og optimization changbin.du
2018-05-02 14:17   ` Steven Rostedt
2018-05-02 20:45     ` Andrew Morton
2018-05-03  1:19       ` Steven Rostedt [this message]
2018-05-03 13:45         ` Du, Changbin
2018-05-03 14:28           ` Steven Rostedt
2018-05-05 23:57             ` Du, Changbin
2018-05-06  0:27               ` Randy Dunlap
2018-05-02 19:26   ` Randy Dunlap
2018-05-02 13:45 ` [PATCH v2 5/5] asm-generic: fix build error in fix_to_virt with CONFIG_DEBUG_EXPERIENCE changbin.du
2018-05-02 14:19   ` Steven Rostedt
2018-05-03 13:25     ` Du, Changbin
2018-05-03 14:19       ` Steven Rostedt
2018-05-03 16:39         ` weylin
2018-05-02 14:56 ` [PATCH v2 0/5] kernel hacking: GCC optimization for debug experience (-Og) Daniel Thompson
2018-05-03 13:49   ` Du, Changbin

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=20180502211956.6c9e8d7b@vmware.local.home \
    --to=rostedt@goodmis.org \
    --cc=akpm@linux-foundation.org \
    --cc=arnd@arndb.de \
    --cc=broonie@kernel.org \
    --cc=changbin.du@intel.com \
    --cc=lgirdwood@gmail.com \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-kbuild@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=michal.lkml@markovi.net \
    --cc=mingo@redhat.com \
    --cc=rdunlap@infradead.org \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    --cc=yamada.masahiro@socionext.com \
    --subject='Re: [PATCH v2 4/5] kernel hacking: new config DEBUG_EXPERIENCE to apply GCC -Og optimization' \
    /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

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).