ANDROID: GKI: dma-buf: Add support to set a destructor on a dma-buf
dma-buf destructor support is useful as it allows clients an opportunity to undo any attributes, such as security attributes, they have applied to the dma-buf's memory. The destructor is called when the dma-buf is freed, if the destructor returns an error the dma-buf's exporter release function is not called in order to ensure that memory which has not been properly cleaned up isn't returned to the system. Signed-off-by:Liam Mark <lmark@codeaurora.org> Signed-off-by:
Swathi Sridhar <swatsrid@codeaurora.org> [surenb: cherry-picked from: 3af4db15 "dma-buf: Add support to set a destructor on a dma-buf"] Bug: 150611569 Test: build Signed-off-by:
Suren Baghdasaryan <surenb@google.com> Change-Id: I2d435b99fb9b1747bc1b32a4e0d484957614a5a3
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