Ingo, any thoughts about this? Thanks.
On Mon, 2015-06-29 at 23:26 -0700, Davidlohr Bueso wrote: > Hello, > > I've been wanting this for a while to improve overall futex > testing. I must say that I checked rather late when I was > nearly finished with patch 2 if something similar for futexes > had already been proposed. Sure enough, in 2009 this was discussed[1]. > > Coincidently, I also took the natural approach of making use of > our fault-injection machinery. I have no idea if perf nowadays does > such things, and if it does not, I honestly don't have the bandwidth > to do it Ingo's preferred way -- when there is nothing wrong with > this approach, imho (0 overhead). Anyway, here's a working patch. > > Patch 1 is merely a trivial add-on. > > [1]: https://lwn.net/Articles/364742/ > > Thanks! > > Davidlohr Bueso (2): > futex: Enhance comments in futex_lock_pi() for blocking paths > futex: Fault/error injection capabilities > > Documentation/fault-injection/fault-injection.txt | 11 +++ > kernel/futex.c | 100 > +++++++++++++++++++++- > lib/Kconfig.debug | 7 ++ > 3 files changed, 114 insertions(+), 4 deletions(-) > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
