Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\futex.c Create Date:2022-07-28 10:55:13
Last Modify:2020-03-17 15:28:32 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:Fetch a robust-list pointer. Bit 0 signals PI futexes:

Proto:static inline int compat_fetch_robust_entry(compat_uptr_t *uentry, struct robust_list __user **entry, compat_uptr_t __user *head, unsigned int *pi)

Type:int

Parameter:

TypeParameterName
compat_uptr_t *uentry
struct robust_list __user **entry
compat_uptr_t __user *head
unsigned int *pi
3954  If Get a simple variable from user space( * uentry, head) Then Return -EFAULT
3957  entry = A pointer passed in from user mode. This should not* be used for syscall parameters, just declare them* as pointers because the syscall entry code will have* appropriately converted them already.
3958  pi = uentry & 1
3960  Return 0
Caller
NameDescribe
compat_exit_robust_list