From: "Chang S. Bae" <chang.seok.bae@intel.com>
To: linux-kernel@vger.kernel.org, x86@kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
dave.hansen@linux.intel.com, hpa@zytor.com,
andrew.cooper3@citrix.com, chang.seok.bae@intel.com
Subject: [PATCH v1 0/4] x86/fpu: a few code cleanup
Date: Wed, 21 Jun 2023 05:09:38 -0700 [thread overview]
Message-ID: <20230621120942.121822-1-chang.seok.bae@intel.com> (raw)
Hi all,
This series intends to clean up the x86 FPU code. They do *not* deal
with any urgent issues but considerably apparent cleanups:
- Simplify xstate_calculate_size() and print_xstate_features() as both
have some inefficient duplications.
- Convert get_xsave_addr() to a local function because it is not
invoked anywhere else.
- Clean up the unnecessary fpstate_reset() since the invocation makes
no change in the fpstate container.
The last one might have an unknown reason behind it. Then, I will
revise it with the clarification instead of removing the code.
The series can be found in this repo:
git://github.com/intel/amx-linux.git x86-fpu-cleanup
Thanks,
Chang
Chang S. Bae (4):
x86/fpu/xstate: Convert get_xsave_addr() to a static function
x86/fpu/xstate: Simplify xstate_calculate_size()
x86/fpu/xstate: Simplify print_xstate_features()
x86/fpu: Remove the unnecessary fpstate_reset() invocation
arch/x86/kernel/fpu/init.c | 1 -
arch/x86/kernel/fpu/xstate.c | 36 +++++++++++-------------------------
arch/x86/kernel/fpu/xstate.h | 2 --
3 files changed, 11 insertions(+), 28 deletions(-)
base-commit: 162d2c2297b731a9918bd26db5a9f779de259c09
--
2.34.1
next reply other threads:[~2023-06-21 12:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-21 12:09 Chang S. Bae [this message]
2023-06-21 12:09 ` [PATCH v1 1/4] x86/fpu/xstate: Convert get_xsave_addr() to a static function Chang S. Bae
2023-06-21 12:09 ` [PATCH v1 2/4] x86/fpu/xstate: Simplify xstate_calculate_size() Chang S. Bae
2023-06-21 12:09 ` [PATCH v1 3/4] x86/fpu/xstate: Simplify print_xstate_features() Chang S. Bae
2023-06-21 12:09 ` [PATCH v1 4/4] x86/fpu: Remove the unnecessary fpstate_reset() invocation Chang S. Bae
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