On Thu, 05 Apr 2007 19:42:11 +0200
[EMAIL PROTECTED] wrote:

> Provide scalable per backing_dev_info statistics counters modeled on the ZVC
> code.
> 
> Signed-off-by: Peter Zijlstra <[EMAIL PROTECTED]>
> ---
>  block/ll_rw_blk.c           |    1 
>  drivers/block/rd.c          |    2 
>  drivers/char/mem.c          |    2 
>  fs/char_dev.c               |    1 
>  fs/fuse/inode.c             |    1 
>  fs/nfs/client.c             |    1 
>  include/linux/backing-dev.h |   98 +++++++++++++++++++++++++++++++++++++++++
>  mm/backing-dev.c            |  103 
> ++++++++++++++++++++++++++++++++++++++++++++

madness!  Quite duplicative of vmstat.h, yet all this infrastructure
is still only usable in one specific application.

Can we please look at generalising the vmstat.h stuff?

Or, the API in percpu_counter.h appears suitable to this application.
(The comment at line 6 is a total lie).
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