Merge patch series "membarrier: riscv: Core serializing command"

RISC-V was lacking a membarrier implementation for the store/fetch ordering, which is a bit tricky because of the deferred icache flushing we use in RISC-V. * b4-shazam-merge: membarrier: riscv: Provide core serializing command locking: Introduce prepare_sync_core_cmd() membarrier: Create Documentation/scheduler/membarrier.rst membarrier: riscv: Add full memory barrier in switch_mm() Link: https://lore.kernel.org/r/20240131144936.29190-1-parri.andrea@gmail.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2026-10-12 06:01:58 +00:00 · 2024-02-15 08:04:23 -08:00 · 2024-02-15 08:04:23 -08:00 · 0420af54c2
commit 0420af54c2
parent cb4ede9261 cd9b29014d
12 changed files with 185 additions and 10 deletions
--- a/Documentation/features/sched/membarrier-sync-core/arch-support.txt
+++ b/Documentation/features/sched/membarrier-sync-core/arch-support.txt
--- a/Documentation/scheduler/index.rst
+++ b/Documentation/scheduler/index.rst
--- a/Documentation/scheduler/membarrier.rst
+++ b/Documentation/scheduler/membarrier.rst
--- a/4
+++ b/4
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
--- a/arch/riscv/include/asm/membarrier.h
+++ b/arch/riscv/include/asm/membarrier.h
--- a/arch/riscv/include/asm/sync_core.h
+++ b/arch/riscv/include/asm/sync_core.h
--- a/arch/riscv/mm/context.c
+++ b/arch/riscv/mm/context.c
--- a/include/linux/sync_core.h
+++ b/include/linux/sync_core.h
--- a/init/Kconfig
+++ b/init/Kconfig
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
--- a/kernel/sched/membarrier.c
+++ b/kernel/sched/membarrier.c