2004-03-03 04:15:43

by dan carpenter

[permalink] [raw]
Subject: Re: bad: scheduling while atomic in nfs with 2.6.3

On Tuesday 02 March 2004 07:09 pm, Mike Fedyk wrote:
> I'm running 2.6.3-zonebal-lofft-slabfaz
> Call Trace:
> [<c012258d>] __might_sleep+0x9d/0xe0
> [<c01651d8>] deactivate_super+0x58/0x100
> [<f89e9fba>] svc_export_put+0x7a/0x80 [nfsd]

The bad call path goes something like this:
svc_export_put() -> mntput() -> __mntput() -> deactivate_super()
-> down_write() -> might_sleep()

I don't have a fix. Neil Brown might. I've CC'd him.

regards,
dan carpenter