misc: fastrpc: handle interrupted contexts

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Buffers owned by a context that has been interrupted either by a
signal or a timeout might still be being accessed by the DSP.

delegate returning the associated memory to a later time when the
device is released.

Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20191009144123.24583-5-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Jorge Ramirez-Ortiz 2019-10-09 15:41:22 +01:00 • committed by Greg Kroah-Hartman

parent 55bcda3558

commit 387f625585

1 changed files with 7 additions and 6 deletions

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drivers/misc/fastrpc.c

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