diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-09 21:31:58 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-09 21:31:58 +0100 |
commit | 9e165acf1b9e37af7c0fa39399b43d0bd8600039 (patch) | |
tree | 7ffdb0ad4c35ac9c19c4096b4f22ccc9b1eeefad /arch/sparc64 | |
parent | 6a4690c22f5da1eb1c898b61b6a80da52fbd976f (diff) | |
parent | 791ccf2e4deeea8426b389fd0f5bb0e9167bb75d (diff) |
Merge branch 'at91' into devel
Diffstat (limited to 'arch/sparc64')
-rw-r--r-- | arch/sparc64/kernel/irq.c | 2 | ||||
-rw-r--r-- | arch/sparc64/kernel/smp.c | 14 |
2 files changed, 8 insertions, 8 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index 9b6689d9d57..23963882bc1 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -792,6 +792,8 @@ void fixup_irqs(void) } spin_unlock_irqrestore(&irq_desc[irq].lock, flags); } + + tick_ops->disable_irq(); } #endif diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index 743ccad61c6..2be166c544c 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -80,8 +80,6 @@ void smp_bogo(struct seq_file *m) i, cpu_data(i).clock_tick); } -static __cacheline_aligned_in_smp DEFINE_SPINLOCK(call_lock); - extern void setup_sparc64_timer(void); static volatile unsigned long callin_flag = 0; @@ -120,9 +118,9 @@ void __cpuinit smp_callin(void) while (!cpu_isset(cpuid, smp_commenced_mask)) rmb(); - spin_lock(&call_lock); + ipi_call_lock(); cpu_set(cpuid, cpu_online_map); - spin_unlock(&call_lock); + ipi_call_unlock(); /* idle thread is expected to have preempt disabled */ preempt_disable(); @@ -1305,10 +1303,6 @@ int __cpu_disable(void) c->core_id = 0; c->proc_id = -1; - spin_lock(&call_lock); - cpu_clear(cpu, cpu_online_map); - spin_unlock(&call_lock); - smp_wmb(); /* Make sure no interrupts point to this cpu. */ @@ -1318,6 +1312,10 @@ int __cpu_disable(void) mdelay(1); local_irq_disable(); + ipi_call_lock(); + cpu_clear(cpu, cpu_online_map); + ipi_call_unlock(); + return 0; } |