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/kernel/linux/linux-5.10/arch/powerpc/platforms/pseries/
Dlpar.c1936 unsigned long modinv, vsid_modulus; in vsid_unscramble() local
1943 modinv = VSID_MULINV_256M; in vsid_unscramble()
1946 modinv = VSID_MULINV_1T; in vsid_unscramble()
1964 if (modinv < max_mod_inv) in vsid_unscramble()
1965 return (vsid * modinv) % vsid_modulus; in vsid_unscramble()
1967 tmp_modinv = modinv/max_mod_inv; in vsid_unscramble()
1968 modinv %= max_mod_inv; in vsid_unscramble()
1971 protovsid = (protovsid + vsid * modinv) % vsid_modulus; in vsid_unscramble()