Re: memory region limit at 32 GB?

[Yishai Hadas <yishaih-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>]

On 8/7/2012 10:37 AM, Or Gerlitz wrote:
> On Mon, Aug 6, 2012 at 6:51 PM, Yishai Hadas<yishaih-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>  wrote:
>> In the meanwhile I have found the root cause of the limit of log_num_mtt of 28. Plan to
>> send in coming days an extra patch that enables value of 31 which match to 8TB.
> nice doing. Just an ordering comment, for the upstream inclusion, it
> seems that what we need is two patches
>
> 1. fix for some issues e.g around ints/longs and friends which is
> likely to be the source of the bug which once fixed eliminated the
> crashes you hit in the 28-30/31 range
>
> 2. the vmalloc etc patch you posted here
>
> This way you avoid reverting some code from patch #2 in patch #1 - it
> helps with maintainance
>
> Or.
I prefer that first patch will hold the limit of 28 as part of - 
otherwise system with large memory may fail to load,and the vmalloc fix 
won't help.
Second patch fixes the limit and enables mapping of 8TB.

Second patch was already sent.
Yishai
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