linux-kernel - Re: [GIT PULL] x86/FPU updates

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20150219102048.GA765@gmail.com>
Date:	Thu, 19 Feb 2015 11:20:48 +0100
From:	Ingo Molnar <mingo@...nel.org>
To:	Borislav Petkov <bp@...en8.de>
Cc:	x86-ml <x86@...nel.org>, lkml <linux-kernel@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Rik van Riel <riel@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [GIT PULL] x86/FPU updates


* Borislav Petkov <bp@...en8.de> wrote:

> Hi guys,
> 
> please pull, thanks.
> 
> ---
> The following changes since commit bfa76d49576599a4b9f9b7a71f23d73d6dcff735:
> 
>   Linux 3.19 (2015-02-08 18:54:22 -0800)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp.git tags/tip_x86_fpu
> 
> for you to fetch changes up to b8938491e4fcc668cf803de1bf4c224b3fa6a0ad:
> 
>   x86, fpu: Also check fpu_lazy_restore when use_eager_fpu (2015-02-17 18:58:34 +0100)
> 
> ----------------------------------------------------------------
> A round of updates to the FPU maze from Oleg and Rik. It should make the
> code a bit more understandable/readable/streamlined and a preparation
> for more cleanups and improvements in that area.
> 
> ----------------------------------------------------------------
> Oleg Nesterov (3):
>       x86, fpu, unlazy_fpu: Don't reset thread.fpu_counter
>       x86, fpu: unlazy_fpu: don't do __thread_fpu_end() if use_eager_fpu()
>       x86, fpu: Kill save_init_fpu(), change math_error() to use unlazy_fpu()
> 
> Rik van Riel (5):
>       x86, fpu: Move lazy restore functions up a few lines
>       x86, fpu: Introduce task_disable_lazy_fpu_restore helper
>       x86, fpu: Use an explicit if/else in switch_fpu_prepare
>       x86, fpu: Use task_disable_lazy_fpu_restore() helper
>       x86, fpu: Also check fpu_lazy_restore when use_eager_fpu
> 
>  arch/x86/include/asm/fpu-internal.h | 82 ++++++++++++++++++-------------------
>  arch/x86/kernel/i387.c              | 13 +++---
>  arch/x86/kernel/process.c           |  2 +-
>  arch/x86/kernel/traps.c             |  2 +-
>  4 files changed, 49 insertions(+), 50 deletions(-)

Pulled into tip:x86/fpu, thanks a lot!

	Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/