> > shm_tot counts the total number of pages used by shm segments. > > > > If SHMALL is ULONG_MAX (or nearly ULONG_MAX), then the number can > > overflow. Subsequent calls to shmctl(,SHM_INFO,) would return wrong > > values for shm_tot. > > > > The patch adds a detection for overflows. > > > > Signed-off-by: Manfred Spraul <[email protected]> > > Acked-by: Davidlohr Bueso <[email protected]>
Acked-by: KOSAKI Motohiro <[email protected]>
