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    SubjectRe: [PATCH]: Adding a counter in vma to indicate the number of physical pages backing it
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    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...


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