Defined in 4 files as a macro:

• include/linux/overflow.h, line 64 (as a macro)
• include/linux/overflow.h, line 198 (as a macro)
• tools/include/linux/overflow.h, line 58 (as a macro)
• tools/include/linux/overflow.h, line 192 (as a macro)

Referenced in 2 files:

• drivers/infiniband/core/uverbs_cmd.c, line 2886
• drivers/input/misc/uinput.c, line 412