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Re:Why doesn’t Windows use 64-bit virtual address space belo... by cihangir on Sunday December 18, 2022 @08:58PM (#34047308)
> That is a special page of memory that is mapped read-only into user mode from kernel mode, and it contains things like the current time, so that applications can get this information quickly without having to take a kernel transition. This page is at a fixed location for performance reasons.

I didn't know there was a vdso-like mechanism in Windows as in Linux.

Re:Why doesn’t Windows use 64-bit virtual address space belo... by monocasa on Monday December 19, 2022 @12:55AM (#34048969)
Yeah, it's called KUSER_SHARED_DATA, and contains a lot of interesting items.

https://learn.microsoft.com/en-us/windows-hardware/drivers/d...