diff options
author | Justin Waters <justin.waters@timesys.com> | 2008-02-26 13:07:02 -0500 |
---|---|---|
committer | Justin Waters <justin.waters@timesys.com> | 2008-02-26 13:07:02 -0500 |
commit | b80a32b9cc634adfa8eaef33ec981e7febf2ade2 (patch) | |
tree | f256bce13ba11f514a388160df84e1410bedbe2b /arch/ia64/kernel/smp.c | |
parent | 594133ef22fae0d737bd1b57352cf3f48a192c63 (diff) |
Update the i.MX31 Kernel to 2.6.232.6.23-mx31ads-2008022618072.6.23-mx31-200802261807
This is the result of a brute-force attempt to update the kernel to 2.6.23.
Now that we have a git tree, our effort will be a little nicer in the future.
Signed-off-by: Justin Waters <justin.waters@timesys.com>
Diffstat (limited to 'arch/ia64/kernel/smp.c')
-rw-r--r-- | arch/ia64/kernel/smp.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c index b3a47f986e1e..4e446aa5f4ac 100644 --- a/arch/ia64/kernel/smp.c +++ b/arch/ia64/kernel/smp.c @@ -82,7 +82,7 @@ static volatile struct call_data_struct *call_data; #define IPI_KDUMP_CPU_STOP 3 /* This needs to be cacheline aligned because it is written to by *other* CPUs. */ -static DEFINE_PER_CPU(u64, ipi_operation) ____cacheline_aligned; +static DEFINE_PER_CPU_SHARED_ALIGNED(u64, ipi_operation); extern void cpu_halt (void); @@ -346,7 +346,7 @@ smp_flush_tlb_mm (struct mm_struct *mm) } /* - * Run a function on another CPU + * Run a function on a specific CPU * <func> The function to run. This must be fast and non-blocking. * <info> An arbitrary pointer to pass to the function. * <nonatomic> Currently unused. @@ -366,9 +366,11 @@ smp_call_function_single (int cpuid, void (*func) (void *info), void *info, int int me = get_cpu(); /* prevent preemption and reschedule on another processor */ if (cpuid == me) { - printk(KERN_INFO "%s: trying to call self\n", __FUNCTION__); + local_irq_disable(); + func(info); + local_irq_enable(); put_cpu(); - return -EBUSY; + return 0; } data.func = func; @@ -468,7 +470,7 @@ smp_send_stop (void) send_IPI_allbutself(IPI_CPU_STOP); } -int __init +int setup_profiling_timer (unsigned int multiplier) { return -EINVAL; |