How are swap_cache_info.noent_race, swap_cache_info.exist_race incremented?

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Any answers on this question ?

--- "Nate, Greg" <Greg_Nate@xxxxxxx> wrote:

>  
> I am trying to understand exactly what these
> counters are and mean.  The
> only place in the code I find them is in the .c file
> where they are
> defined as part of the swap_cache_info struct.
> 
> I became interested in them after looking at sysrq
> output from a hung
> system.  There was a line that reported "race
> 0+118".  Usually it says
> "race 0+0".  Any ideas on what this means either?
> 
> Thanks, 
> 
> greg
> 
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> Kernelnewbies: Help each other learn about the Linux
> kernel.
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> 



		
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