Defined in 1 files as a macro:

• include/xen/interface/io/ring.h, line 262 (as a macro)

Referenced in 4 files:

• drivers/block/xen-blkback/blkback.c, line 1176
• drivers/net/xen-netback/netback.c, line 168
• drivers/xen/pvcalls-back.c, line 878
• drivers/xen/xen-scsiback.c, line 762