>>>>> Jeff Garzik (JG) writes: >> A buffer_head is the kernel's sole abstraction of a disk block. >> Filesystems use disk blocks a lot, and they need such an abstraction. JG> IMO Al Viro work has shown that you can do pagecache I/O without needing JG> such a heavyweight system. in delayed allocation patch for ext3 (ontop of extents) we do use bio's for data. thanks, Alex - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] 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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