Messages in this thread | | | Date | 13 Mar 2007 00:56:05 +0100 | Date | Tue, 13 Mar 2007 00:56:05 +0100 | From | Andi Kleen <> | Subject | Re: CONFIG_REORDER Kconfig help strange sentence. |
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On Tue, Mar 13, 2007 at 10:18:03AM +1100, Rusty Russell wrote: > OK, this confused me: > > Function reordering (REORDER) [N/y/?] (NEW) ? > > This option enables the toolchain to reorder functions for a more > optimal TLB usage. If you have pretty much any version of binutils, > this can increase your kernel build time by roughly one minute. > > "If you have pretty much any version of binutils"? Huh? > > You mean "This will slow your kernel build by about a minute"?
Yes. Lots of sections seem to trigger some quadratic behaviour in ld.
It might be fixed in some unreleased CVS version though (not 100% sure)
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