Messages in this thread | | | Date | Sat, 25 Jan 2014 20:41:41 -0800 (PST) | From | David Rientjes <> | Subject | Re: [linux-next][PATCH] mm: slub: work around unneeded lockdep warning |
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On Fri, 24 Jan 2014, Dave Hansen wrote:
> From: Dave Hansen <dave.hansen@linux.intel.com> > > The slub code does some setup during early boot in > early_kmem_cache_node_alloc() with some local data. There is no > possible way that another CPU can see this data, so the slub code > doesn't unnecessarily lock it. However, some new lockdep asserts > check to make sure that add_partial() _always_ has the list_lock > held. > > Just add the locking, even though it is technically unnecessary. > > Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> > Cc: Peter Zijlstra <peterz@infradead.org> > Cc: Pekka Enberg <penberg@kernel.org> > Cc: Russell King <linux@arm.linux.org.uk>
Acked-by: David Rientjes <rientjes@google.com>
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