Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [RFC 0/7] [RFC] cramfs: fake write support | Date | Sun, 1 Jun 2008 10:52:03 +0200 |
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On Sunday 01 June 2008, Phillip Lougher wrote: > If I read the patches correctly, when a file page is written to, only > that page gets copied into the page cache and locked, the other pages > continue to be read off disk from cramfs? With Unionfs a page write > causes the entire file to be copied up to the r/w tmpfs and locked into > the page cache causing unnecessary RAM overhead.
Yes, that's right.
Arnd <>< -- 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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