| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef LINUX_HARDIRQ_H |
| #define LINUX_HARDIRQ_H |
| #include <linux/preempt.h> |
| #include <linux/smp_lock.h> |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #include <linux/lockdep.h> |
| #include <asm/hardirq.h> |
| #include <asm/system.h> |
| #define PREEMPT_BITS 8 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define SOFTIRQ_BITS 8 |
| #ifndef HARDIRQ_BITS |
| #define HARDIRQ_BITS 12 |
| #if 1 << HARDIRQ_BITS < NR_IRQS |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #error HARDIRQ_BITS is too low! |
| #endif |
| #endif |
| #define PREEMPT_SHIFT 0 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define SOFTIRQ_SHIFT (PREEMPT_SHIFT + PREEMPT_BITS) |
| #define HARDIRQ_SHIFT (SOFTIRQ_SHIFT + SOFTIRQ_BITS) |
| #define __IRQ_MASK(x) ((1UL << (x))-1) |
| #define PREEMPT_MASK (__IRQ_MASK(PREEMPT_BITS) << PREEMPT_SHIFT) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define SOFTIRQ_MASK (__IRQ_MASK(SOFTIRQ_BITS) << SOFTIRQ_SHIFT) |
| #define HARDIRQ_MASK (__IRQ_MASK(HARDIRQ_BITS) << HARDIRQ_SHIFT) |
| #define PREEMPT_OFFSET (1UL << PREEMPT_SHIFT) |
| #define SOFTIRQ_OFFSET (1UL << SOFTIRQ_SHIFT) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define HARDIRQ_OFFSET (1UL << HARDIRQ_SHIFT) |
| #if PREEMPT_ACTIVE < 1 << HARDIRQ_SHIFT + HARDIRQ_BITS |
| #error PREEMPT_ACTIVE is too low! |
| #endif |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define hardirq_count() (preempt_count() & HARDIRQ_MASK) |
| #define softirq_count() (preempt_count() & SOFTIRQ_MASK) |
| #define irq_count() (preempt_count() & (HARDIRQ_MASK | SOFTIRQ_MASK)) |
| #define in_irq() (hardirq_count()) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define in_softirq() (softirq_count()) |
| #define in_interrupt() (irq_count()) |
| #define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != 0) |
| #define preemptible() 0 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define IRQ_EXIT_OFFSET HARDIRQ_OFFSET |
| #define synchronize_irq(irq) barrier() |
| struct task_struct; |
| #define irq_enter() do { account_system_vtime(current); add_preempt_count(HARDIRQ_OFFSET); trace_hardirq_enter(); } while (0) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __irq_exit() do { trace_hardirq_exit(); account_system_vtime(current); sub_preempt_count(HARDIRQ_OFFSET); } while (0) |
| #define nmi_enter() do { lockdep_off(); irq_enter(); } while (0) |
| #define nmi_exit() do { __irq_exit(); lockdep_on(); } while (0) |
| #endif |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
