> From: Elena Reshetova <elena.reshetova@xxxxxxxxx> > Date: Tue, 4 Jul 2017 15:52:55 +0300 > > > Changes in v2: > > * rebase on top of net-next > > * currently by default refcount_t = atomic_t (*) and uses all > > atomic standard operations unless CONFIG_REFCOUNT_FULL is enabled. > > This is a compromise for the systems that are critical on > > performance (such as net) and cannot accept even slight delay > > on the refcounter operations. > > > > This series, for various misc network components, replaces atomic_t reference > > counters with the new refcount_t type and API (see include/linux/refcount.h). > > By doing this we prevent intentional or accidental > > underflows or overflows that can led to use-after-free vulnerabilities. > > These are the last networking-related conversions with the exception of > > network drivers (to be send separately). > > > > Please excuse the long patch set, but seems like breaking it up > > won't save that much on CC list and most of the changes are > > trivial. > > > > The patches are fully independent and can be cherry-picked separately. > > In order to try with refcount functionality enabled in run-time, > > CONFIG_REFCOUNT_FULL must be enabled. > > > > NOTE: automatic kernel builder for some reason doesn't like all my > > network branches and regularly times out the builds on these branches. > > Suggestion for "waiting a day for a good coverage" doesn't work, as > > we have seen with generic network conversions. So please wait for the > > full report from kernel test rebot before merging further up. > > This has been compile-tested in 116 configs, but 71 timed out (including > > all s390-related configs again). I am trying to see if they can fix > > build coverage for me in meanwhile. > > > > * The respective change is currently merged into -next as > > "locking/refcount: Create unchecked atomic_t implementation". > > Series applied, that's enough for this cycle, please. Thank you very much David! I really appreciate you taking so many of these conversions in one go! I will stop for now :) With regards to net, I only have networking drivers left (16 patches in total), but I can submit them in the next round. Will go bug other subsystem maintainers next :) Best Regards, Elena. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
