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Date: Wed, 30 May 2007 08:27:45 -0600 From: Robert Hancock <hancockr@...w.ca> To: Justin Piszcz <jpiszcz@...idpixels.com> Cc: linux-kernel@...r.kernel.org Subject: Re: Kernel 2.6.21.3 does not work with 8GB of RAM on Intel 965WH motherboards. Justin Piszcz wrote: > Kernel dmesg attached from 8GB bootup. It looks like part of the start of the output was truncated.. > Robert, how come the option is not applicable in 64-bit mode? If I want > to use all 8GB of memory I need to run a 32-bit kernel? > > Justin. > Highmem and PAE (which are essentially what the 4GB/64GB memory options control) are not needed in 64-bit mode, since we can access the entire 64-bit address space directly. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@...pamshaw.ca Home Page: http://www.roberthancock.com/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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