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Nick Piggin wrote: > Yeah you could, but it looks back to front to me. > > The VM tells the filesystem that the machine took a fault at virtual > address X, then the filesystem asks the VM what pgoff that is, then > tells the VM to install the corresponding page to vaddr X. > > With my ->fault, the VM asks the filesystem to give the page that > corresponds to vaddr X, then installs it into that vaddr. Err, sorry, that's what the current ->nopage does. It is then still up to the filesystem to do the vaddr to pgoff conversion. My fault patches of course just ask the filesystem for the page at a given pgoff. -- 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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