Messages in this thread | | | Date | Fri, 9 Sep 2022 17:08:21 +0800 | From | Herbert Xu <> | Subject | Re: [PATCH V3] crypto: ccp - Release dma channels before dmaengine unrgister |
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On Thu, Sep 01, 2022 at 10:47:12PM +0800, Koba Ko wrote: > A warning is shown during shutdown, > > __dma_async_device_channel_unregister called while 2 clients hold a reference > WARNING: CPU: 15 PID: 1 at drivers/dma/dmaengine.c:1110 __dma_async_device_channel_unregister+0xb7/0xc0 > > Call dma_release_channel for occupied channles before dma_async_device_unregister. > > Fixes: 54cce8ecb925 ("crypto: ccp - ccp_dmaengine_unregister release dma channels") > Reported-by: kernel test robot <lkp@intel.com> > Signed-off-by: Koba Ko <koba.ko@canonical.com> > Acked-by: Tom Lendacky <thomas.lendacky@amd.com> > > --- > V2: Fix the unused warning > V3: Fix the Fixes: tag. > --- > drivers/crypto/ccp/ccp-dmaengine.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-)
Patch applied. Thanks. -- 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
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