Defined in 1 files as a macro:

• include/xen/interface/io/ring.h, line 273 (as a macro)

Referenced in 4 files:

• drivers/block/xen-blkback/blkback.c, line 1213
• drivers/net/xen-netback/netback.c, line 161
• drivers/xen/pvcalls-back.c, line 868
• drivers/xen/xen-scsiback.c, line 798