On Mon, Apr 04, 2016 at 05:31:40PM +0200, Sedat Dilek wrote: > > +/* https://en.wikipedia.org/wiki/Xorshift#xorshift.2A */ > > +#define UINT64_C(x) x##ULL > > +static inline u64 xorshift64star(u64 x) > > +{ > > + x ^= x >> 12; // a > > + x ^= x << 25; // b > > + x ^= x >> 27; // c > > + return x * UINT64_C(2685821657736338717); > > +}
> Will you push that also to peterz/queue.git#locking/urgent? Only after I've had a play and observed it making any difference; Dmitry supposedly has a reproducer, but I've not yet had a moment to try. > - Sedat - > > P.S.: "lockdep: print chain_key collision information" in your above > tree differs from the upstream one. I'll drop mine, I just hadn't moved to the very latestestest tip.
