Function report |
Source Code:arch\x86\kernel\unwind_frame.c |
Create Date:2022-07-28 08:51:32 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:__unwind_start
Proto:void __unwind_start(struct unwind_state *state, struct task_struct *task, struct pt_regs *regs, unsigned long *first_frame)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct unwind_state * | state | |
struct task_struct * | task | |
struct pt_regs * | regs | |
unsigned long * | first_frame |
377 | type = STACK_TYPE_UNKNOWN |
378 | Return |
381 | bp = get_frame_pointer(task, regs) |
392 | If regs && Return frame for iretq == 0 && sp >= first_frame Then |
398 | get_stack_info(bp, task, & stack_info, & stack_mask) |
400 | update_stack_state(state, bp) |
407 | When Not unwind_done(state) && ( Not on_stack( & stack_info, first_frame, sizeof(long)) || next_bp == NULL && bp < first_frame ) cycle |
410 | unwind_next_frame(state) |
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