Messages in this thread | | | Subject | Re: Hardwired drivers are going away? | Date | Tue, 15 Jan 2002 12:44:38 +0000 (GMT) | From | Alan Cox <> |
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> 1) The main kernel is contiguous in physical memory and is mapped with > large (4 MB) pages. This reduces pressure on the TLB. Modules are > 2) Space for module code is allocated in page units. Thus, each module > wastes an average of 2K. If I'm going to have dozens of modules > loaded, small machines are going to notice.
If at boot time we keep a big chunk of ram free at the kernel end and just load modules one after each other into that space until we get into real paging that problem goes away - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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