William Lee Irwin III <> wrote on Monday, August 09, 2004 11:59 AM: >> As things stand in mainline, it's not an obvious issue. Ken appears to >> be calling it for hugetlb in the ZFOD fault handling patches, which >> have the issue that it may behave badly in several respects when >> acting on large pages. The cache coherency bits in update_mmu_fault() >> are necessary in general, but mainline omits them. It should only >> result in intermittent failures on machines with sufficiently >> incoherent caches. On Tue, Aug 10, 2004 at 01:52:02AM -0700, Seth, Rohit wrote: > Will the flush_dcache_page for hugepages even on incoherent caches be > not enough. And that flush_dcache_page should be done in alloc_hugepage > after clearing the page(or change the clear_highpage to > clear_user_high_page). Could you rephrase that? I'm having trouble figuring out what you meant. -- wli - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.htmlReceived on Tue Aug 10 04:58:55 2004
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