tag	line	file	source code
PAGE_READONLY	425	ipc/shm.c	vma->vm_page_prot = PAGE_READONLY;
PAGE_READONLY	1252	mm/memory.c	pg0[0] = PAGE_READONLY;
PAGE_READONLY	117	mm/mmap.c	mask |= PAGE_READONLY;
PAGE_READONLY	147	mm/mprotect.c	prot |= PAGE_READONLY;