On Wed, Jan 30, 2008 at 04:44:12PM -0600, James Bottomley wrote: > On Thu, 2008-01-31 at 00:32 +0200, Adrian Bunk wrote: > > People at linux-arch (Cc'ed) might be better at explaining how often > > CONFIG_HOTPLUG gets used in real-life systems and how big the savings > > are there. > > > > That might be a good basis for deciding whether it's worth it. > > I'll certainly buy this. Perhaps killing everything other than __init > and __exit (meaning discardable whether the system is hotplug, suspend > or whatever) might get rid of 90% of the problem while still preserving > 90% of the benefits. I think a lot of the issues do come from confusion > over whether it should be __init, __devinint etc . Just looking at HOTPLUG on ARM by a simple grep, 57 default configurations for various machines are hotplug enabled out of 75 - so it's roughly 75%. Whether that 25% remainder cares or not, I'm not sure. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: - To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html