Messages in this thread | | | Date | Tue, 30 Jul 2013 16:54:05 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH resend] drop_caches: add some documentation and info message |
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On Tue, Jul 30, 2013 at 07:47:12AM -0700, Dave Hansen wrote: > On 07/30/2013 05:55 AM, Michal Hocko wrote: > >> > If we add another flag in the future it can use bit 3? > > What if we get crazy and need more of them? > > I really hate using bits for these kinds of interfaces. I'm forgetful > and never remember which bit is which, and they're possible to run out of. > > I'm not saying do it now, but we can switch over to: > > echo 'slab|pagecache' > drop_caches > or > echo 'quiet|slab' > drop_caches > > any time we want and still have compatibility with the existing bitwise > interface.
Hohum, definitely a nice idea at a first glance. And when you cat drop_caches, it could show you what all those commands mean and how you can issue them, i.e. allowed syntax etc.
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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