Increments the kernel object reference count.
cl_int clRetainKernel(cl_kernel kernel)
clCreateKernel
or clCreateKernelsInProgram
do an implicit retain.
Returns CL_SUCCESS
if the function is executed successfully.
Otherwise, it returns one of the following errors:
-
CL_INVALID_KERNEL
ifkernel
is not a valid kernel object. -
CL_OUT_OF_RESOURCES
if there is a failure to allocate resources required by the OpenCL implementation on the device. -
CL_OUT_OF_HOST_MEMORY
if there is a failure to allocate resources required by the OpenCL implementation on the host.