函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\memory.c Create Date:2022-07-27 16:11:22
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Print the name of a VMA.

函数原型：void print_vma_addr(char *prefix, unsigned long ip)

返回类型：void

参数：

类型参数名称
char *prefix
unsigned longip
4571  mm等于mm
4577  如果非rylock for reading -- returns 1 if successful, 0 if contention则返回
4580  vma等于Look up the first VMA which satisfies addr < vm_end, NULL if none.
4581  如果vma且File we map to (can be NULL). 则
4582  f等于File we map to (can be NULL).
4583  buf等于__get_free_page(GFP_NOWAIT)
4584  如果buf则
4587  p等于file_path(f, buf, PAGE_SIZE)
4588  如果是错误则p等于"?"
4590  printk - print a kernel message*@fmt: format string* This is printk(). It can be called from any context. We want it to work.* We try to grab the console_lock. If we succeed, it's easy - we log the* output and call the console drivers
4593  free_page((unsignedlong)buf)
4596  lease a read lock
调用者
名称描述
show_signal
signal_fault