Linux 4.12 syscall changes

Syscall changes in Linux 4.12 compared with 4.11: 1 added, 0 removed.

Added in Linux 4.12

SYSCALLDESCRIPTIONARCHITECTURES AND NUMBERS
arch_prctl set architecture-specific thread state x86 384 ia32 384

Same data from the API: https://api.syscall.sh/v2/diff/4.11/4.12