函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\pgtable.h Create Date:2022-07-27 06:58:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pmdp_establish

函数原型：static inline pmd_t pmdp_establish(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp, pmd_t pmd)

返回类型：pmd_t

参数：

类型参数名称
struct vm_area_struct *vma
unsigned longaddress
pmd_t *pmdp
pmd_tpmd
1213  如果IS_ENABLED(CONFIG_FOO) evaluates to 1 if CONFIG_FOO is set to 'y' or 'm',* 0 otherwise.(CONFIG_SMP)则
1214  返回:xchg(pmdp, pmd)
1215  否则
1216  old等于pmdp
1217  WRITE_ONCE( * pmdp, pmd)
1218  返回:old
调用者
名称描述
pmdp_invalidate