Re: [PATCH 2/6] crypto: api - Add crypto_clone_tfm

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On Thu, Apr 13, 2023 at 02:24:17PM +0800, Herbert Xu wrote:
> This patch adds the helper crypto_clone_tfm.  The purpose is to
> allocate a tfm object with GFP_ATOMIC.  As we cannot sleep, the
> object has to be cloned from an existing tfm object.
> 
> This allows code paths that cannot otherwise allocate a crypto_tfm
> object to do so.  Once a new tfm has been obtained its key could
> then be changed without impacting other users.
> 
> Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>

Reviewed-by: Simon Horman <simon.horman@xxxxxxxxxxxx>




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