linux-kernel - [PATCH 0/4] arm64: Support dynamic preemption v2

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Date:   Mon, 25 Oct 2021 14:20:58 +0200
From:   Frederic Weisbecker <frederic@...nel.org>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ard Biesheuvel <ardb@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Frederic Weisbecker <frederic@...nel.org>,
        James Morse <james.morse@....com>,
        David Laight <David.Laight@...LAB.COM>,
        Quentin Perret <qperret@...gle.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: [PATCH 0/4] arm64: Support dynamic preemption v2

Hi,

Not much change on the core side but:

_ Use latest arm64 static call implementation by Ard
_ Rebase against latest tip:/sched/core

git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git
	preempt/arm-v2

HEAD: 5700542b609d9ab640210d7dd93621c7967688e6

Thanks,
	Frederic
---

Frederic Weisbecker (3):
      sched/preempt: Prepare for supporting !CONFIG_GENERIC_ENTRY dynamic preemption
      arm64: Implement IRQ exit preemption static call for dynamic preemption
      arm64: Implement HAVE_PREEMPT_DYNAMIC

Ard Biesheuvel (1):
      arm64: implement support for static call trampolines


 arch/Kconfig                         |  1 -
 arch/arm64/Kconfig                   |  2 ++
 arch/arm64/include/asm/preempt.h     | 23 +++++++++++++++-
 arch/arm64/include/asm/static_call.h | 25 ++++++++++++++++++
 arch/arm64/kernel/entry-common.c     | 15 ++++++++---
 arch/arm64/kernel/patching.c         | 51 +++++++++++++++++++++++++++++++++---
 arch/arm64/kernel/vmlinux.lds.S      |  1 +
 include/linux/entry-common.h         |  3 ++-
 kernel/sched/core.c                  |  6 +++--
 9 files changed, 116 insertions(+), 11 deletions(-)