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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2009-06-25 12:31:37 -0700 |
|---|---|---|
| committer | Pekka Enberg <penberg@cs.helsinki.fi> | 2009-06-26 12:10:47 +0300 |
| commit | 7ed9f7e5db58c6e8c2b4b738a75d5dcd8e17aad5 (patch) | |
| tree | c8ee9b63e1e8d3925b8a08a2b21a331434d183b5 /Documentation/memory-barriers.txt | |
| parent | 28d0325ce6e0a52f53d8af687e6427fee59004d3 (diff) | |
fix RCU-callback-after-kmem_cache_destroy problem in sl[aou]b
Jesper noted that kmem_cache_destroy() invokes synchronize_rcu() rather than
rcu_barrier() in the SLAB_DESTROY_BY_RCU case, which could result in RCU
callbacks accessing a kmem_cache after it had been destroyed.
Cc: <stable@kernel.org>
Acked-by: Matt Mackall <mpm@selenic.com>
Reported-by: Jesper Dangaard Brouer <hawk@comx.dk>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'Documentation/memory-barriers.txt')
0 files changed, 0 insertions, 0 deletions