On Thu, 14 Jan 2010 09:27:38 -0800, Roland Dreier <rdreier@xxxxxxxxx> wrote: > > > if you run it on ext4, it will create a 4-byte file with "test" in it. > > On btrfs, however, the file size would be 4096, and the remaining > > space will be filled with zeroes. > > My fallocate man page says: > > Because allocation is done in block size chunks, fallocate() may > allocate a larger range than that which was specified. > But with zero as the mode value it should not have updated i_size. Looking at the latest linus tree it seems to be doing the right thing -aneesh -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
