Extern or forward variable declaration at include/linux/mm.h, line 60 References: fs/proc/nommu.c, line 93 fs/proc/nommu.c, line 103 include/linux/mm.h, line 60 mm/nommu.c, line 80 mm/nommu.c, line 552 mm/nommu.c, line 561 mm/nommu.c, line 574 mm/nommu.c, line 583 mm/nommu.c, line 1229 mm/nommu.c, line 1354 mm/nommu.c, line 1363 mm/nommu.c, line 1377 mm/nommu.c, line 1449 mm/nommu.c, line 1460 mm/nommu.c, line 1491 mm/nommu.c, line 1500