Red Hat Bugzilla – Bug 159615
cman schedules within spinlock
Last modified: 2009-04-16 15:59:52 EDT
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Description of problem:
Cman barrier callback into SM schedules within spinlock.
The schedule is hidden within the SM_RETRY/kmalloc macro
which doesn't make sense anyway when using GFP_ATOMIC.
I don't think we've actually seen this cause a problem
apart from the warning message, but the potential of
deadlocking the kernel obviously exists.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. use cman
This was fixed on the RHEL4 branch on 2005/06/06
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.