Messages in this thread | | | Date | Wed, 14 Aug 2013 20:49:40 +1000 | From | Herbert Xu <> | Subject | Re: [PATCH] crypto: nx - fix concurrency issue |
| |
On Mon, Aug 12, 2013 at 06:49:37PM -0300, Marcelo Cerri wrote: > The NX driver uses the transformation context to store several fields > containing data related to the state of the operations in progress. > Since a single tfm can be used by different kernel threads at the same > time, we need to protect the data stored into the context. > > This patch makes use of spin locks to protect the data where a race > condition can happen. > > Reviewed-by: Fionnuala Gunter <fin@linux.vnet.ibm.com> > Reviewed-by: Joy Latten <jmlatten@linux.vnet.ibm.com> > Signed-off-by: Marcelo Cerri <mhcerri@linux.vnet.ibm.com>
Patch applied. Thanks a lot! -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
| |