Messages in this thread | | | Date | Tue, 29 Jan 2008 13:28:25 -0500 | From | rgheck <> | Subject | Re: Problem with ata layer in 2.6.24 |
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Mark Lord wrote: > rgheck wrote: >> Alan Cox wrote: >>>> not one problem but lots---is sufficiently widespread that a Mini >>>> HOWTO, say, would be really welcome and, I'm guessing, widely used. >>>> >>> >>> We don't see very many libata problems at the distro level and they for >>> the most part boil down to >>> >>> - sata_nv with >4GB of RAM, knowing being worked on, no old IDE driver >>> anyway >>> >> Is this >4GB or >=4GB? I've seen contradictory reports, and I've got >> 4GB. > .. > > For all practical purposes, most memory over 3GB (or sometimes even 2GB) > on a 32-bit x86 system is treated as >4GB by the motherboard. > > Because it's not the amount of *memory* that matters so much, > but rather the amount of *used address space*. Video cards, > PCI devices, other motherboard resources etc.. can all subtract > from the available address space, leaving much less than 4GB > for your RAM.
Right. So it looks like I do have this issue, though I haven't seen any actual problems on 24. Is there a known workaround?
rh
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