On Sat, Sep 17, 2016 at 7:08 AM, Joe Perches <joe@xxxxxxxxxxx> wrote: > On Fri, 2016-09-16 at 17:040700, Linus Torvalds wrote: >> On Fri, Sep 16, 2016 at 4:58 PM, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: >> > Here's a totally untested patch. What do people say? >> Heh. It looks like "pr_xyz_once()" is used in places that haven't >> included "ratelimit.h", so this doesn't actually build for everything. >> But I guess as a concept patch it's not hard to understand, even if >> the implementation needs a bit of tweaking. > > do_just_once just isn't a good name for a global > rate limited mechanism that does something very > different than the name. > > Maybe allow_once_per_ratelimit or the like > > There could be an equivalent do_once > > https://lkml.org/lkml/2009/5/22/3 > What about this printk_reriodic() and pr_warn_once_per_minute()? It simply remembers next jiffies to print rather than using that complicated ratelimiting engine.
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