From: monstr@monstr.eu (Michal Simek)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH 4/8] ARM: smp: Move cpu initialization directly to ipi_cpu_stop
Date: Mon, 18 Jun 2012 13:30:07 +0200 [thread overview]
Message-ID: <1340019011-18642-5-git-send-email-monstr@monstr.eu> (raw)
In-Reply-To: <1340019011-18642-1-git-send-email-monstr@monstr.eu>
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
next prev parent reply other threads:[~2012-06-18 11:30 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-18 11:30 ARM SMP/GIC/LDS patches for Xilinx Zynq remoteproc Michal Simek
2012-06-18 11:30 ` [RFC PATCH 1/8] ARM: gic: Support forcing cpumask for possible cpus in the system Michal Simek
2012-06-18 11:33 ` Russell King - ARM Linux
2012-06-18 11:41 ` Michal Simek
2012-06-20 6:48 ` Michal Simek
2012-06-18 11:30 ` [RFC PATCH 2/8] ARM: gic: Export gic_raise_softirq function for kernel modules Michal Simek
2012-06-18 11:30 ` [RFC PATCH 3/8] ARM: gic: Introduce new gic_set_cpu Michal Simek
2012-06-18 11:30 ` Michal Simek [this message]
2012-06-18 11:34 ` [RFC PATCH 4/8] ARM: smp: Move cpu initialization directly to ipi_cpu_stop Russell King - ARM Linux
2012-06-18 11:53 ` Michal Simek
2012-06-18 11:30 ` [RFC PATCH 5/8] AMP: smp: Extend number of IPIs Michal Simek
2012-06-18 11:35 ` Russell King - ARM Linux
2012-06-18 11:54 ` Michal Simek
2012-06-18 11:30 ` [RFC PATCH 6/8] ARM: smp: Use generic API for ipi Michal Simek
2012-06-18 11:36 ` Russell King - ARM Linux
2012-06-18 11:54 ` Michal Simek
2012-06-18 11:30 ` [RFC PATCH 7/8] ARM: vmlinux.lds: Setup physical load address not virtual Michal Simek
2012-06-18 14:06 ` Nicolas Pitre
2012-06-18 18:15 ` Michal Simek
2012-06-18 19:02 ` Nicolas Pitre
2012-06-18 19:23 ` Michal Simek
2012-06-18 21:10 ` Nicolas Pitre
2012-06-19 4:16 ` Michal Simek
2012-06-18 11:30 ` [RFC PATCH 8/8] ARM: vmlinux.lds: Setup correct entry point to physical address Michal Simek
2012-06-18 11:37 ` Russell King - ARM Linux
2012-06-18 11:45 ` Michal Simek
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