Messages in this thread | | | Subject | Re: redhat 2.4.20 kernel 3.5G patch, bug report on my previous 2.4.18 kernel 3.5G patch | From | Dave Hansen <> | Date | 19 Aug 2003 14:16:58 -0700 |
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On Tue, 2003-08-19 at 10:55, Chuck Luciano wrote: > Again, I've been kinda lazy about adding the configuration stuff, > but, this patch applied to kernel-2.4.20-18.7.src.rpm will give > you a kernel where PAGE_OFFSET can be set with 2 MB granularity > instead of 1GB.
This sounds familar from somewhere. A little attribution to the source of the code would be nice. :)
> BTW, there is a defect in the 2.4.18 version of this patch in the > function get_pgd_slow which doesn't handle the partial PGD > properly. In 2.4.20 the fix for this problem is in the function > pgd_alloc. I will probably not have time to back port this fix to > 2.4.18.
Actually, I would just do what we did in 2.5 and throw away *_pgd_fast() functions and just use a slab constructor and destructor to handle it for you.
> Anyway, for your fun and amusement, the 2.4.20 patch is working > and ready for use. I haven't tried seeing just how far I can push > PAGE_OFFSET yet, but I'd like to see how close I can get to > 0xf0000000 and maybe beyond.
I know I've done at least 0xf8000000 on 2.5.
-- Dave Hansen haveblue@us.ibm.com
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