From: Borislav Petkov <bp@suse.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: x86-ml <x86@kernel.org>, lkml <linux-kernel@vger.kernel.org>
Subject: [GIT PULL] x86/fpu for v6.0
Date: Mon, 1 Aug 2022 13:09:45 +0200 [thread overview]
Message-ID: <Yue0ecyVdbrK9TpY@zn.tnic> (raw)
Hi Linus,
please pull an idle improvement for AMX-capable CPUs, for 6.0.
Thx.
---
The following changes since commit ff6992735ade75aae3e35d16b17da1008d753d28:
Linux 5.19-rc7 (2022-07-17 13:30:22 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/x86_fpu_for_v6.0_rc1
for you to fetch changes up to 9f01129382774d98ec21526f13da26a0630ee3d8:
intel_idle: Add a new flag to initialize the AMX state (2022-07-19 19:17:28 +0200)
----------------------------------------------------------------
- Add machinery to initialize AMX register state in order for CPUs to
be able to enter deeper low-power state
----------------------------------------------------------------
Chang S. Bae (2):
x86/fpu: Add a helper to prepare AMX state for low-power CPU idle
intel_idle: Add a new flag to initialize the AMX state
arch/x86/include/asm/fpu/api.h | 2 ++
arch/x86/include/asm/special_insns.h | 9 +++++++++
arch/x86/kernel/fpu/core.c | 14 ++++++++++++++
drivers/idle/intel_idle.c | 25 +++++++++++++++++++++++--
4 files changed, 48 insertions(+), 2 deletions(-)
--
Regards/Gruss,
Boris.
SUSE Software Solutions Germany GmbH
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman
(HRB 36809, AG Nürnberg)
next reply other threads:[~2022-08-01 11:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-01 11:09 Borislav Petkov [this message]
2022-08-01 17:27 ` pr-tracker-bot
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