Messages in this thread | | | Date | Mon, 5 Nov 2007 15:35:54 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH 25/27] r-o-bind-mounts-track-number-of-mount-writers-make-lockdep-happy-with-r-o-bind-mounts |
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On Thu, 01 Nov 2007 16:09:00 -0700 Dave Hansen <haveblue@us.ibm.com> wrote:
> With the r/o bind mount patches, we can have as many > spinlocks nested as there are CPUs on the system. > Lockdep freaks out after 8. > > So, create a new lockdep class of locks for the > mnt_writer spinlocks, and initialize each of the > cpu locks to be in a different class. > > It should shut up warnings like this, while still > allowing some of the lockdep goodness to remain: > > ============================================= > [ INFO: possible recursive locking detected ] > 2.6.23-rc6 #6 >
I added your signed-off-by: to this.
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