Abnormal behavior with JFFS2 on latest kernel

Joakim Tjernlund joakim.tjernlund at transmode.se
Fri Feb 15 03:47:17 EST 2008

On Fri, 2008-02-15 at 16:12 +0900, Kyungmin Park wrote:
> Hi,
> I got following messages.
> INFO: task pdflush:56 blocked for more than 120 seconds.
> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> What are the meanings?
> Too mush running GC in JFFS2 or others?
> BR,
> Kyungmin Park

It is probably erasing lots of blocks and that takes a while, minutes
some times. I once sent a patch to address this but the patch is racy
w.r.t module unload. Look in the archive after patches from me.


More information about the linux-mtd mailing list