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From: Oleksandr Natalenko <oleksandr@redhat.com>
To: "Jason A. Donenfeld" <Jason@zx2c4.com>
Cc: LKML <linux-kernel@vger.kernel.org>, X86 ML <x86@kernel.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] Kconfig: default to CC_OPTIMIZE_FOR_PERFORMANCE_O3 for gcc >= 10
Date: Fri, 8 May 2020 13:33:36 +0200	[thread overview]
Message-ID: <20200508113336.2vdfdnc6tqyx4pu6@butterfly.localdomain> (raw)
In-Reply-To: <CAHmME9pTZTa9AEUL0-ojTr7P-F7NYe8OR9=-GBPaQNpnSDrEiw@mail.gmail.com>

On Fri, May 08, 2020 at 05:21:47AM -0600, Jason A. Donenfeld wrote:
> > Should we untangle -O3 from depending on ARC first maybe?
> 
> Oh, hah, good point. Yes, I'll do that for a v2, but will wait another
> day for feedback first.

Just keep in mind that my previous attempt [1] failed because of too
many false positive warnings despite -O3 really uncovered a couple of
bugs in the codebase.

Lets hope your attempt will be more successfull. I'll happily offer my
review tag ;).

Also Cc'ing Andrew who (IIRC) tried to took my sumbission and Arnd who
tried to clean up the mess afterwards.

[1] https://lore.kernel.org/lkml/20191211104619.114557-1-oleksandr@redhat.com/

-- 
  Best regards,
    Oleksandr Natalenko (post-factum)
    Principal Software Maintenance Engineer


  reply	other threads:[~2020-05-08 11:33 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-07 22:45 Jason A. Donenfeld
2020-05-08  8:35 ` Peter Zijlstra
2020-05-08  9:02 ` Oleksandr Natalenko
2020-05-08 11:21   ` Jason A. Donenfeld
2020-05-08 11:33     ` Oleksandr Natalenko [this message]
2020-05-08 11:49       ` Arnd Bergmann
2020-05-08 12:07         ` Jason A. Donenfeld
2020-05-08 13:04           ` Arnd Bergmann
2020-05-08 15:06         ` Joe Perches
2020-05-08 15:09           ` Arnd Bergmann
2020-05-10 12:47           ` David Laight
2020-05-10 17:45             ` Joe Perches
2020-05-10 18:58               ` David Laight
2020-05-12  1:10             ` Masahiro Yamada
2020-05-11 21:57   ` [PATCH v2] " Jason A. Donenfeld
2020-05-12  0:04     ` Linus Torvalds
2020-05-12  0:09       ` Linus Torvalds
2020-05-12  0:43       ` Jason A. Donenfeld
2020-05-12  8:44       ` Richard Biener
2020-05-13 11:27 ` [PATCH] " Artem S. Tashkinov

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