>>>>> "Eric" == Eric Sandeen <sandeen@xxxxxxxxxx> writes: Eric> This is just a rough cut, due to the blkid header selection issues Eric> I mentioned earlier on the list. It'll also need some config-fu Eric> to be sure we've got a blkid which has these calls, but with it in Eric> place, we'll finally have automatic selection of stride/stripe: What about alignment? I know that in our friendly DM universe the volume will be aligned. But what if the user does mkfs on /dev/sdX and the drive isn't naturally aligned? How flexible is the extN on-disk format? Can you pad and shift things if need be? Also, are you guys affected by the previously-acked-sectors-are-now-gone problems with 512-byte logical/4KB physical drives? -- Martin K. Petersen Oracle Linux Engineering -- 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