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a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/*
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* arch/xtensa/include/asm/stacktrace.h
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2001 - 2013 Tensilica Inc.
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*/
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#ifndef _XTENSA_STACKTRACE_H
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#define _XTENSA_STACKTRACE_H
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#include <linux/sched.h>
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struct stackframe {
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unsigned long pc;
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unsigned long sp;
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};
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static __always_inline unsigned long *stack_pointer(struct task_struct *task)
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{
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unsigned long sp;
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if (!task || task == current)
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sp = current_stack_pointer;
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else
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sp = task->thread.sp;
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return (unsigned long *)sp;
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}
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void walk_stackframe(unsigned long *sp,
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int (*fn)(struct stackframe *frame, void *data),
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void *data);
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void xtensa_backtrace_kernel(struct pt_regs *regs, unsigned int depth,
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int (*kfn)(struct stackframe *frame, void *data),
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int (*ufn)(struct stackframe *frame, void *data),
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void *data);
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void xtensa_backtrace_user(struct pt_regs *regs, unsigned int depth,
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int (*ufn)(struct stackframe *frame, void *data),
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void *data);
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#endif /* _XTENSA_STACKTRACE_H */
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