Messages in this thread | | | Date | Fri, 31 Mar 2006 12:04:13 -0800 | From | "Andrew Grover" <> | Subject | Re: [PATCH 1/9] [I/OAT] DMA memcpy subsystem |
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On 3/31/06, Ingo Oeser <netdev@axxeo.de> wrote: > Kumar Gala wrote: > > Fair, but wouldn't it be better to have the association per client. > > > > Maybe leave the one as a summary and have a dir per client with > > similar stats that are for each client and add a per channel summary > > at the top level as well. > Such level of detail really belongs to debugging, IMHO. [snip]
If we implemented more stats then yes debugfs sounds like it might be the way to go.
> BTW: What is the actual frequency, at which such counters > will be incremented?
Currently the code updates these variables (kept per cpu) every time a copy is queued. See include/linux/dmaengine.h.
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