It was put there in the 2.2 era after discussion with various folks. Its
been in most vendor kernels for about four years.
> On the other hand, disk statistics should not be in
> /proc/partitions. They should be in /proc/diskstatistics.
> I see a heading today "rio rmerge rsect ruse wio wmerge"
> "wsect wuse running use aveq". No doubt next year we'll
> want different statistics. So /proc/diskstatistics should
> start with a header line including a version field.
The stats have been unchanged for years too. As to version lines
why ? This is lets mke /proc XML hell again
> Please keep these disk statistics apart from /proc/partitions.
It has to contain each partiiton anyway.
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