On Thu, 2014-05-15 at 02:14 -0400, Tejun Heo wrote:

> Hmmm... I'm completely stumped.  The commit in question has nothing to
> do with tmpfs.  It only affects three cgroup files - "tasks",
> "cgroup.procs" and "release_agent".  It can't possibly have any effect
> on tmpfs operation.  Maybe random effect through code alignment?  Even
> that is highly unlikely.

Unlikely, but it happens.  I bisected a tbench regression down to a
completely unrelated driver change, and watched it repeatably drop
throughput 5% despite skeptical "No way, show me that trick again".

-Mike

--
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/

Reply via email to