On Thu, Dec 19, 2013 at 10:12:02AM -0700, Matthew Wilcox wrote: > > ... I think it'll actually be ext4_get_block_fault, not _write, and it > will include code to zero the returned blocks if they're uninitialised. I assume what you mean here is if we see that the blocks are uninitialized, we don't need to read from the persistent memory at all; we can just map in a zeroed page, hopefully one from our stock of pre-zeroed pages. Yes? - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
