Eric Sandeen wrote: > Phillip Susi wrote: >> On 06/17/2010 12:27 PM, Mike Snitzer wrote: >>>>> http://git.kernel.org/linus/18e9e5104fcd9a9 >>>>> http://git.kernel.org/linus/6b0310fbf087ad6 >>>> Yes, these do look suspicious. I'll test reverting them tonight. >>> OK, I'd suggest reverting the VFS change (18e9e5104fcd9a9) first. >> Turns out it was 6b0310fbf087ad6 that did it. CCing Eric Sandeen since >> he wrote it. Eric, this patch seems to cause a deadlock when taking an >> lvm snapshot of the root lv. Any idea why? > > I'll look. A sysrq-w when it hangs up would probably be enlightening... > > -Eric FWIW simple freeze/unfreeze works for me, and lvm snap on a non-root ext4 partition seems to as well. I'm out for a few days and probably won't get a root lv set up to test anytime soon. If you can provide sysrq-w output that probably will be a big help if it doesn't end up being obvious by inspection. :) Thanks -Eric -- 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