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From: Nam Cao <namcao@linutronix.de>
To: "Paul Walmsley" <pjw@kernel.org>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Alexandre Ghiti" <alex@ghiti.fr>,
	"Clément Léger" <cleger@rivosinc.com>,
	"Andrew Jones" <ajones@ventanamicro.com>,
	"Charlie Jenkins" <thecharlesjenkins@gmail.com>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Nam Cao <namcao@linutronix.de>
Subject: [PATCH 0/2] riscv: Some misaligned cleanups
Date: Thu, 28 May 2026 23:12:29 +0200	[thread overview]
Message-ID: <cover.1780002199.git.namcao@linutronix.de> (raw)

Two minor cleanup which affects performance. The first patch addresses a bug
causing improper initialization of fast_unaligned_access_speed_key, affecting
performance of do_csum(). The second patch remove a redundant access speed
probe in CPU hotplug.

Nam Cao (2):
  riscv: misaligned: Fix fast_unaligned_access_speed_key init
  riscv: traps_misaligned: Avoid redundant unaligned access speed probe

 arch/riscv/kernel/traps_misaligned.c       |  4 +-
 arch/riscv/kernel/unaligned_access_speed.c | 69 +++++++---------------
 2 files changed, 24 insertions(+), 49 deletions(-)

-- 
2.47.3


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WARNING: multiple messages have this Message-ID (diff)
From: Nam Cao <namcao@linutronix.de>
To: "Paul Walmsley" <pjw@kernel.org>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Alexandre Ghiti" <alex@ghiti.fr>,
	"Clément Léger" <cleger@rivosinc.com>,
	"Andrew Jones" <ajones@ventanamicro.com>,
	"Charlie Jenkins" <thecharlesjenkins@gmail.com>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Nam Cao <namcao@linutronix.de>
Subject: [PATCH 0/2] riscv: Some misaligned cleanups
Date: Thu, 28 May 2026 23:12:29 +0200	[thread overview]
Message-ID: <cover.1780002199.git.namcao@linutronix.de> (raw)

Two minor cleanup which affects performance. The first patch addresses a bug
causing improper initialization of fast_unaligned_access_speed_key, affecting
performance of do_csum(). The second patch remove a redundant access speed
probe in CPU hotplug.

Nam Cao (2):
  riscv: misaligned: Fix fast_unaligned_access_speed_key init
  riscv: traps_misaligned: Avoid redundant unaligned access speed probe

 arch/riscv/kernel/traps_misaligned.c       |  4 +-
 arch/riscv/kernel/unaligned_access_speed.c | 69 +++++++---------------
 2 files changed, 24 insertions(+), 49 deletions(-)

-- 
2.47.3


             reply	other threads:[~2026-05-28 21:13 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-28 21:12 Nam Cao [this message]
2026-05-28 21:12 ` [PATCH 0/2] riscv: Some misaligned cleanups Nam Cao
2026-05-28 21:12 ` [PATCH 1/2] riscv: misaligned: Fix fast_unaligned_access_speed_key init Nam Cao
2026-05-28 21:12   ` Nam Cao
2026-05-28 21:12 ` [PATCH 2/2] riscv: traps_misaligned: Avoid redundant unaligned access speed probe Nam Cao
2026-05-28 21:12   ` Nam Cao

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