Name
atapi_drain_needed —
Check whether data transfer may overflow
Synopsis
int atapi_drain_needed ( | struct request * rq) ; |
Arguments
struct request * rq
request to be checked
Description
ATAPI commands which transfer variable length data to host
might overflow due to application error or hardware bug. This
function checks whether overflow should be drained and ignored
for request
.
LOCKING:
None.
Return
1 if ; otherwise, 0.