Messages in this thread | | | Subject | Re: 64-bit block sizes on 32-bit systems | From | (Eric W. Biederman) | Date | 26 Mar 2001 11:37:52 -0700 |
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Matthew Wilcox <matthew@wil.cx> writes:
> On Mon, Mar 26, 2001 at 10:47:13AM -0700, Andreas Dilger wrote: > > What do you mean by problems 5 years down the road? The real issue is that > > this 32-bit block count limit affects composite devices like MD RAID and > > LVM today, not just individual disks. There have been several postings > > I have seen with people having a problem _today_ with a 2TB limit on > > devices. > > people who can afford 2TB of disc can afford to buy a 64-bit processor.
Currently that doesn't solve the problem as block_nr is held in an int. And as gcc compiles an int to a 32bit number on a 64bit processor, the problem still isn't solved.
That at least we need to address.
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