On 8/6/19 5:48 PM, Alessio Balsini wrote: > Enabling Direct I/O with loop devices helps reducing memory usage by > avoiding double caching. 32 bit applications running on 64 bits systems > are currently not able to request direct I/O because is missing from the > lo_compat_ioctl. > > This patch fixes the compatibility issue mentioned above by exporting > LOOP_SET_DIRECT_IO as additional lo_compat_ioctl() entry. > The input argument for this ioctl is a single long converted to a 1-bit > boolean, so compatibility is preserved.
Applied, thanks. -- Jens Axboe
