Re: [PATCH 0/3 v5][RFC] ext3/4: enhance fsync performance when using CFQ

From: Jeff Moyer
Date: Mon Jun 28 2010 - 09:59:04 EST

Tao Ma <> writes:

> btw, I also met with a NULL pointer deference in cfq_yield. I have
> attached the null.log also. This seems to be related to the previous
> deadlock and happens when I try to remount the same volume after
> reboot and ocfs2 try to do some recovery.

Since I can't reproduce your binary kernel even with your .config, could
you send me the disassembly of the cfq_yield function from your vmlinux

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