From: changbin.du@gmail.com (Du Changbin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/4] kernel hacking: new config NO_AUTO_INLINE to disable compiler auto-inline optimizations
Date: Thu, 18 Oct 2018 17:03:33 +0000 [thread overview]
Message-ID: <20181018170333.ctwhuyecd5m6wxoh@mail.google.com> (raw)
In-Reply-To: <20181018125948.789c72de@gandalf.local.home>
On Thu, Oct 18, 2018 at 12:59:48PM -0400, Steven Rostedt wrote:
> On Thu, 18 Oct 2018 16:25:46 +0000
> Du Changbin <changbin.du@gmail.com> wrote:
>
> > From: Changbin Du <changbin.du@intel.com>
> >
> > This patch add a new kernel hacking option NO_AUTO_INLINE. Selecting
> > this option will prevent the compiler from optimizing the kernel by
> > auto-inlining functions not marked with the inline keyword.
> >
> > With this option, only functions explicitly marked with "inline" will
> > be inlined. This will allow the function tracer to trace more functions
> > because it only traces functions that the compiler has not inlined.
> >
> > Signed-off-by: Changbin Du <changbin.du@intel.com>
> > Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
>
> I have acked patch this before, but this particular patch has extra
> changes that I have not acked.
>
Steven, no extra changes made. I just wronly rebased it on top of mainline.
:)
>
>
> > +config ENABLE_WARN_DEPRECATED
> > + bool "Enable __deprecated logic"
> > + default y
> > + help
> > + Enable the __deprecated logic in the kernel build.
> > + Disable this to suppress the "warning: 'foo' is deprecated
> > + (declared at kernel/power/somefile.c:1234)" messages.
> > +
>
> What is that?
>
> -- Steve
--
Thanks,
Du Changbin
next prev parent reply other threads:[~2018-10-18 17:03 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-18 16:25 [PATCH 0/4] kernel hacking: GCC optimization for better debug experience (-Og) Du Changbin
2018-10-18 16:25 ` [PATCH 1/4] x86/mm: surround level4_kernel_pgt with #ifdef CONFIG_X86_5LEVEL...#endif Du Changbin
2018-10-18 16:25 ` [PATCH 2/4] kernel hacking: new config NO_AUTO_INLINE to disable compiler auto-inline optimizations Du Changbin
2018-10-18 16:57 ` Robin Murphy
2018-10-18 17:01 ` Du Changbin
2018-10-18 16:59 ` Steven Rostedt
2018-10-18 17:03 ` Du Changbin [this message]
2018-10-18 16:25 ` [PATCH 3/4] ARM: mm: fix build error in fix_to_virt with CONFIG_CC_OPTIMIZE_FOR_DEBUGGING Du Changbin
2018-10-18 16:25 ` [PATCH 4/4] kernel hacking: new config CC_OPTIMIZE_FOR_DEBUGGING to apply GCC -Og optimization Du Changbin
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