kernel/arch/csky/include/asm/smp.h, branch linux-rolling-stableHosts the 0x221E linux distro kernel.https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-rolling-stable2023-05-15T11:44:58Zcsky/smp: Switch to hotplug core state synchronization2023-05-15T11:44:58ZThomas Gleixnertglx@linutronix.de2023-05-12T21:07:35Zurn:sha1:7202e979645715318f2f21a324cb8a506e12fa76
Switch to the CPU hotplug core state tracking and synchronization
mechanim. No functional change intended.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Michael Kelley <mikelley@microsoft.com>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Tested-by: Helge Deller <deller@gmx.de> # parisc
Tested-by: Guilherme G. Piccoli <gpiccoli@igalia.com> # Steam Deck
Link: https://lore.kernel.org/r/20230512205256.747254502@linutronix.de
csky: CPU-hotplug supported for SMP2018-12-31T15:03:53ZGuo Renren_guo@c-sky.com2018-12-19T11:56:14Zurn:sha1:859e5f45cbb33fe5d591a8e429667f0b7d4f4be8
This is a simple implement of CPU-hotplug for power saving. CPU use
wait instruction to enter power saving mode and waiting for IPI wakeup
signal.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
csky: SMP support2018-10-25T16:54:26ZGuo Renren_guo@c-sky.com2018-09-05T06:25:20Zurn:sha1:991069865796f8ad31ee54aca8a0f1b7a522e94b
This patch adds boot, ipi, hotplug codes for SMP.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>