diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
---|---|---|
committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/parisc/include/asm/hardirq.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/parisc/include/asm/hardirq.h')
-rw-r--r-- | kernel/arch/parisc/include/asm/hardirq.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/kernel/arch/parisc/include/asm/hardirq.h b/kernel/arch/parisc/include/asm/hardirq.h new file mode 100644 index 000000000..9b3bd039a --- /dev/null +++ b/kernel/arch/parisc/include/asm/hardirq.h @@ -0,0 +1,46 @@ +/* hardirq.h: PA-RISC hard IRQ support. + * + * Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx> + * Copyright (C) 2013 Helge Deller <deller@gmx.de> + */ + +#ifndef _PARISC_HARDIRQ_H +#define _PARISC_HARDIRQ_H + +#include <linux/cache.h> +#include <linux/threads.h> +#include <linux/irq.h> + +#ifdef CONFIG_IRQSTACKS +#define __ARCH_HAS_DO_SOFTIRQ +#endif + +typedef struct { + unsigned int __softirq_pending; + unsigned int kernel_stack_usage; + unsigned int irq_stack_usage; +#ifdef CONFIG_SMP + unsigned int irq_resched_count; +#endif + unsigned int irq_unaligned_count; + unsigned int irq_fpassist_count; + unsigned int irq_tlb_count; +} ____cacheline_aligned irq_cpustat_t; + +DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat); + +#define __ARCH_IRQ_STAT +#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member) +#define inc_irq_stat(member) this_cpu_inc(irq_stat.member) +#define __inc_irq_stat(member) __this_cpu_inc(irq_stat.member) +#define local_softirq_pending() this_cpu_read(irq_stat.__softirq_pending) + +#define __ARCH_SET_SOFTIRQ_PENDING + +#define set_softirq_pending(x) \ + this_cpu_write(irq_stat.__softirq_pending, (x)) +#define or_softirq_pending(x) this_cpu_or(irq_stat.__softirq_pending, (x)) + +#define ack_bad_irq(irq) WARN(1, "unexpected IRQ trap at vector %02x\n", irq) + +#endif /* _PARISC_HARDIRQ_H */ |