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    SubjectRe: [PATCH]: Adding a counter in vma to indicate the number of physical pages backing it
    On Sunday 11 June 2006 18:09, Arjan van de Ven wrote:
    > On Fri, 2006-06-09 at 18:33 -0700, Rohit Seth wrote:
    > > Below is a patch that adds number of physical pages that each vma is
    > > using in a process. Exporting this information to user space
    > > using /proc/<pid>/maps interface.
    > is it really worth bloating the vma struct for this? there are quite a
    > few workloads that have a gazilion vma's, and this patch adds both
    > memory usage and cache pressure to those workloads...

    I agree it's a bad idea. smaps is only a debugging kludge anyways
    and it's not a good idea to we bloat core data structures for it.

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