Today I learned about the vDSO on the Linux man page: vdso(7) — Linux manual page. It’s a facility for replacing syscalls with normal user-space function calls for things like getting the time of day for better performance.
Today I learned about the vDSO on the Linux man page: vdso(7) — Linux manual page. It’s a facility for replacing syscalls with normal user-space function calls for things like getting the time of day for better performance.