Function report |
Source Code:kernel\signal.c |
Create Date:2022-07-28 09:17:52 |
Last Modify:2020-03-17 13:28:47 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:do_compat_sigaltstack
Proto:static int do_compat_sigaltstack(const compat_stack_t __user *uss_ptr, compat_stack_t __user *uoss_ptr)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
const compat_stack_t __user * | uss_ptr | |
compat_stack_t __user * | uoss_ptr |
4082 | If uss_ptr Then |
4084 | If copy_from_user( & uss32, uss_ptr, sizeof(compat_stack_t)) Then Return -EFAULT |
4090 | ret = do_sigaltstack(uss_ptr ? & uss : NULL, & uoss, compat_user_stack_pointer(), COMPAT_MINSIGSTKSZ) |
4096 | ss_sp = ptr_to_compat(ss_sp) |
4099 | If copy_to_user(uoss_ptr, & old, sizeof(compat_stack_t)) Then ret = -EFAULT |
4102 | Return ret |
Name | Describe |
---|---|
COMPAT_SYSCALL_DEFINE2 | |
compat_restore_altstack |
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