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SubjectRe: [ofa-general] Re: [GIT PULL] please pull ummunotify
On Mon, Oct 12, 2009 at 10:20:46PM +0200, Ingo Molnar wrote:
> It might be more acceptable because the flag-hint mechanism can at most
> cause over-flushing - while with perf events we might miss to invalidate
> a range altogether.

Right. Overflushing is not important, but missing an event entirely is not
recoverable (at least within the current kernel APIs).

Jason


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