GMM_EXPORT
cudaError_t cudaFree(void *devPtr)
{
cudaError_t ret;
if (initialized)
ret = gmm_cudaFree(devPtr);
else {
gprint(WARN, "cudaFree called outside GMM\n");
ret = nv_cudaFree(devPtr);
}
return ret;
}
cudaError_t cudaFree(void *devPtr)
{
static cudaError_t (*nv_cudaFree)(void *) = NULL;
cudaError_t ret;
struct timeval t;
if(!nv_cudaFree) {
nv_cudaFree = dlsym(RTLD_NEXT, "cudaFree");
if(!nv_cudaFree) {
fprintf(stderr, "failed to find symbol cudaFree: %s\n", dlerror());
return cudaErrorSharedObjectSymbolNotFound;
}
}
gettimeofday(&t, NULL);
printf("[gvm] %lf intercepting cudaFree\n", t.tv_sec + t.tv_usec / 1000000.0);
ret = nv_cudaFree(devPtr);
gettimeofday(&t, NULL);
printf("[gvm] %lf intercepted cudaFree( %lx ) = %d\n", t.tv_sec + t.tv_usec / 1000000.0, (unsigned long)devPtr, (int)ret);
return ret;
}