Messages in this thread | | | Date | Fri, 25 Feb 2005 22:14:54 +0100 | From | Adrian Bunk <> | Subject | Re: [-mm patch] seccomp: don't say it was more or less mandatory |
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On Thu, Feb 24, 2005 at 11:41:34PM +0100, Andrea Arcangeli wrote:
> Hello Adrian,
Hi Andrea,
> On Thu, Feb 24, 2005 at 10:51:36PM +0100, Adrian Bunk wrote: > > seccomp might be a nice feature under some circumstances. > > But the suggestion in the help text is IMHO too strong and therefore > > removed by this patch. > > Why too strong? The reason there is a config option is for the embedded > space, where clearly they want to compile into the kernel only the > strict features they use. > > There are no risks in enabling seccomp and the size of the kernel image > won't change in any significant way either. > > So I'd prefer to keep the "If unsure, say Y." and it seems appropriate > to me. > > You have to say Y, if later on you want to sell your CPU resources with > Cpushare. BTW, you can already test it if you download version 0.8 of > the LGPL'd Cpushare software, it'll connect to the server and it'll > execute a remote seccomp computation and then it'll hang around until > you stop it with ./stop_cpushare.sh (and you will see your client > connected in the homepage stats). I didn't finish writing all the code > yet but it's already a decent demo for the seccomp part at least. >...
this sounds more like an "If unsure, say N.": You don't need this feature unless you know you need it.
It's not about risk or the actual size of the code - there are many small or big features in the kernel that might be useful under some circumstances, but even the IPv6 help text still suggests to say N to IPv6.
cu Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed
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