函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\debug\debug_core.c Create Date:2022-07-27 12:41:25
Last Modify:2020-03-17 19:04:10 Copyright©Brick
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函数名称：Some architectures need cache flushes when we set/clear a* breakpoint:

函数原型：static void kgdb_flush_swbreak_addr(unsigned long addr)

返回类型：void

参数：

类型参数名称
unsigned longaddr
286  如果非CACHE_FLUSH_IS_SAFE则返回
289  如果mm则
292  以i小于VMACACHE_SIZE循环
293  如果非vmas[i]则继续下一循环
295  flush_cache_range(vmas[i], addr, addr + BREAK_INSTR_SIZE)
301  flush_icache_range(addr, addr + BREAK_INSTR_SIZE)
调用者
名称描述
dbg_activate_sw_breakpointsSW breakpoint management:
dbg_deactivate_sw_breakpoints