From: Ingo Molnar <mingo@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org,
the arch/x86 maintainers <x86@kernel.org>,
"Chang S. Bae" <chang.seok.bae@intel.com>,
Oleg Nesterov <oleg@redhat.com>
Subject: [GIT PULL] x86/fpu updates for v6.17
Date: Tue, 29 Jul 2025 09:12:14 +0200 [thread overview]
Message-ID: <aIh0TvRcSPfV0ULC@gmail.com> (raw)
Linus,
Please pull the latest x86/fpu Git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-fpu-2025-07-29
# HEAD: 1cec9ac2d071cfd2da562241aab0ef701355762a x86/fpu: Delay instruction pointer fixup until after warning
x86 FPU changes for v6.17:
- Most of the changes are related to the implementation of
CET supervisor state support for guests, and its preparatory
changes. (Chao Gao)
- Improve/fix the debug output for unexpected FPU exceptions
(Dave Hansen)
Thanks,
Ingo
------------------>
Chao Gao (4):
x86/fpu/xstate: Differentiate default features for host and guest FPUs
x86/fpu: Initialize guest FPU permissions from guest defaults
x86/fpu: Initialize guest fpstate and FPU pseudo container from guest defaults
x86/fpu: Remove xfd argument from __fpstate_reset()
Dave Hansen (1):
x86/fpu: Delay instruction pointer fixup until after warning
Yang Weijiang (2):
x86/fpu/xstate: Introduce "guest-only" supervisor xfeature set
x86/fpu/xstate: Add CET supervisor xfeature support as a guest-only feature
arch/x86/include/asm/fpu/types.h | 49 +++++++++++++++++++++++++++++++-----
arch/x86/include/asm/fpu/xstate.h | 9 ++++---
arch/x86/kernel/fpu/core.c | 53 ++++++++++++++++++++++++++++-----------
arch/x86/kernel/fpu/init.c | 1 +
arch/x86/kernel/fpu/xstate.c | 40 +++++++++++++++++++++++------
arch/x86/mm/extable.c | 5 ++--
6 files changed, 124 insertions(+), 33 deletions(-)
next reply other threads:[~2025-07-29 7:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-29 7:12 Ingo Molnar [this message]
2025-07-30 3:39 ` pr-tracker-bot
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