Defined in 3 files as a macro:

• include/uapi/linux/fs.h, line 377 (as a macro)
• tools/include/uapi/linux/fs.h, line 282 (as a macro)
• tools/perf/trace/beauty/include/uapi/linux/fs.h, line 377 (as a macro)

Referenced in 2 files:

• fs/ext2/ext2.h, line 230
• fs/ocfs2/ocfs2_fs.h, line 248