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SubjectRe: NFS regression? Odd delays and lockups accessing an NFS export.
On Tue, 2008-09-23 at 08:59 +0100, Ian Campbell wrote:
> I've found that the problem was backported into the stable stream since
> I cannot reproduce the issue with 2.6.26 but I can with This
> is quite useful since there are only 3 relevant looking changesets in
> that range. I will bisect between these before confirming the culprit on
> mainline.

It reports:

daedfbe2a67628a40076a6c75fb945c60f608a2e is first bad commit
commit daedfbe2a67628a40076a6c75fb945c60f608a2e
Author: Trond Myklebust <>
Date: Wed Jun 11 17:39:04 2008 -0400

NFS: Ensure we zap only the access and acl caches when setting new acls

commit f41f741838480aeaa3a189cff6e210503cf9c42d upstream

...and ensure that we obey the NFS_INO_INVALID_ACL flag when retrieving the

Signed-off-by: Trond Myklebust <>
Signed-off-by: Greg Kroah-Hartman <>

I'm just about to build f41f741838480aeaa3a189cff6e210503cf9c42d and the
one before and try those.

I'm not using ACLs as far as I am aware.


Ian Campbell

If we were meant to get up early, God would have created us with alarm clocks.
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