On 3/4/25 14:56, Jarkko Sakkinen wrote: > The total size calculated for EPC can overflow u64 given the added up page > for SECS. Further, the total size calculated for shmem can overflow even > when the EPC size stays within limits of u64, given that it adds the extra > space for 128 byte PCMD structures (one for each page). > > Address this by adding the necessary validation for each partial results > before going forward. Return -E2BIG when an overflow is detected.
Wouldn't this be a lot simpler if we just had some sane limit that's *FAR* below where u64 will overflow?