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On Mon, 2005-06-20 at 01:45 -0400, Mauricio Lin wrote: Hi, > So when a page struct is considered a cow in the > kernel and its count variable is updated? Certainly > the counter page (page->_count) is updated when a page > is shared because of copy-on-write feature. > How can I identify cow pages when it becomes cow? Is > there any feasible way to perform that? > Look in mm/memory.c at how the page fault handler decides it is dealing with a COW page. Nick -- SUSE Labs, Novell Inc. Send instant messages to your online friends http://au.messenger.yahoo.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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