Messages in this thread | | | Date | Wed, 14 Dec 2011 14:42:50 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH 1/1] x86: Exclude E820_RESERVED regions and memory holes above 4 GB from direct mapping. |
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On 10/20/2011 03:26 PM, Jacob Shin wrote: > On Thu, 2011-10-20 at 17:20 -0500, H. Peter Anvin wrote: >> On 10/20/2011 02:15 PM, Jacob Shin wrote: >>> On systems with very large memory (1 TB in our case), BIOS may report a >>> reserved region or a hole in the E820 map, even above the 4 GB range. Exclude >>> these from the direct mapping. >> >>> + if (ei->type == E820_RESERVED) >>> + continue; >> >> This should probably be ei->type != E820_RAM or something similar. I >> haven't looked yet, what does the < 4 GiB code do? > > Hm, okay, it calls e820_end_of_low_ram_pfn() which effectively is != > E820_RAM. > > I'll fix this, test, then resend. >
I never got any kind of updated patch, did I?
-hpa
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