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<concept id="GUID-ADC42B89-B061-50C3-B532-6065A0C418C3" xml:lang="en"><title>USB Shared Chunks</title><shortdesc>The USB client Logical Device Driver (LDD) API has been extended to share chunks between the kernel side USB LDD and the user side USB applications such as Mass Storage. </shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody><p>Shared chunks improve performance by eliminating the need to copy data between different processes. USB client application efficiency will be improved by sharing chunks from the kernel side drivers to the application. </p> </conbody></concept>