函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\kgdb.c Create Date:2022-07-27 09:39:57
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：kgdb_remove_all_hw_break

函数原型：static void kgdb_remove_all_hw_break(void)

返回类型：void

参数：无

298  cpu等于These macros fold the SMP functionality into a single CPU system()
301  以i小于Total number of available HW breakpoint registers 循环
302  如果非enabled则继续下一循环
304  bp等于per_cpu_ptr(pev, cpu)
305  如果非disabled则
306  Uninstall the breakpoint contained in the given counter.* First we search the debug address register it uses and then we disable* it.* Atomic: we hold the counter->ctx->lock and we only handle variables* and registers local to this cpu.
307  disabled等于1
308  继续下一循环
310  如果dbg_is_early则early_dr7与等于Encode the length, type, Exact, and Enable bits for a particular breakpoint* as stored in debug register 7.的反
313  否则如果hw_break_release_slot(i)则printk(r conditions "KGDB: hw bpt remove failed %lx\n", addr)
316  enabled等于0