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-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html