[RFC PATCH 4/8] ARM: smp: Move cpu initialization directly to ipi_cpu_stop
From: monstr@monstr.eu (Michal Simek)
Date: 2012-06-18 11:30:50
Also in:
lkml
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
This is just preparation patch for dynamic IPI allocation. Signed-off-by: Michal Simek <monstr@monstr.eu> --- arch/arm/kernel/smp.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 2c7217d..47406ee 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c@@ -468,8 +468,10 @@ static DEFINE_RAW_SPINLOCK(stop_lock); /* * ipi_cpu_stop - handle IPI from smp_send_stop() */ -static void ipi_cpu_stop(unsigned int cpu) +static void ipi_cpu_stop(void) { + unsigned int cpu = smp_processor_id(); + if (system_state == SYSTEM_BOOTING || system_state == SYSTEM_RUNNING) { raw_spin_lock(&stop_lock);
@@ -528,7 +530,7 @@ void handle_IPI(int ipinr, struct pt_regs *regs) case IPI_CPU_STOP: irq_enter(); - ipi_cpu_stop(cpu); + ipi_cpu_stop(); irq_exit(); break;
--
1.7.0.4