144 	struct elf32_phdr *phdr;  in elf_fdpic_fetch_phdrs()  local
164 	phdr = params->phdrs;  in elf_fdpic_fetch_phdrs()
165 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_fetch_phdrs()
166 		if (phdr->p_type != PT_GNU_STACK)  in elf_fdpic_fetch_phdrs()
169 		if (phdr->p_flags & PF_X)  in elf_fdpic_fetch_phdrs()
174 		params->stack_size = phdr->p_memsz;  in elf_fdpic_fetch_phdrs()
189 	struct elf_phdr *phdr;  in load_elf_fdpic_binary()  local
231 	phdr = exec_params.phdrs;  in load_elf_fdpic_binary()
233 	for (i = 0; i < exec_params.hdr.e_phnum; i++, phdr++) {  in load_elf_fdpic_binary()
234 		switch (phdr->p_type) {  in load_elf_fdpic_binary()
237 			if (phdr->p_filesz > PATH_MAX)  in load_elf_fdpic_binary()
240 			if (phdr->p_filesz < 2)  in load_elf_fdpic_binary()
244 			interpreter_name = kmalloc(phdr->p_filesz, GFP_KERNEL);  in load_elf_fdpic_binary()
249 					     phdr->p_offset,  in load_elf_fdpic_binary()
251 					     phdr->p_filesz);  in load_elf_fdpic_binary()
252 			if (unlikely(retval != phdr->p_filesz)) {  in load_elf_fdpic_binary()
259 			if (interpreter_name[phdr->p_filesz - 1] != '\0')  in load_elf_fdpic_binary()
293 				exec_params.load_addr = phdr->p_vaddr;  in load_elf_fdpic_binary()
766 	struct elf32_phdr *phdr;  in elf_fdpic_map_file()  local
828 	phdr = params->phdrs;  in elf_fdpic_map_file()
830 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file()
831 		if (phdr->p_type != PT_LOAD)  in elf_fdpic_map_file()
834 		if (phdr->p_offset > params->hdr.e_phoff ||  in elf_fdpic_map_file()
835 		    phdr->p_offset + phdr->p_filesz < stop)  in elf_fdpic_map_file()
840 			if (phdr->p_vaddr >= seg->p_vaddr &&  in elf_fdpic_map_file()
841 			    phdr->p_vaddr + phdr->p_filesz <=  in elf_fdpic_map_file()
844 					(phdr->p_vaddr - seg->p_vaddr) +  in elf_fdpic_map_file()
846 					params->hdr.e_phoff - phdr->p_offset;  in elf_fdpic_map_file()
854 	phdr = params->phdrs;  in elf_fdpic_map_file()
855 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file()
856 		if (phdr->p_type != PT_DYNAMIC)  in elf_fdpic_map_file()
861 			if (phdr->p_vaddr >= seg->p_vaddr &&  in elf_fdpic_map_file()
862 			    phdr->p_vaddr + phdr->p_memsz <=  in elf_fdpic_map_file()
865 					(phdr->p_vaddr - seg->p_vaddr) +  in elf_fdpic_map_file()
871 				if (phdr->p_memsz == 0 ||  in elf_fdpic_map_file()
872 				    phdr->p_memsz % sizeof(Elf32_Dyn) != 0)  in elf_fdpic_map_file()
875 				tmp = phdr->p_memsz / sizeof(Elf32_Dyn);  in elf_fdpic_map_file()
945 	struct elf32_phdr *phdr;  in elf_fdpic_map_file_constdisp_on_uclinux()  local
954 	phdr = params->phdrs;  in elf_fdpic_map_file_constdisp_on_uclinux()
955 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file_constdisp_on_uclinux()
959 		if (base > phdr->p_vaddr)  in elf_fdpic_map_file_constdisp_on_uclinux()
960 			base = phdr->p_vaddr;  in elf_fdpic_map_file_constdisp_on_uclinux()
961 		if (top < phdr->p_vaddr + phdr->p_memsz)  in elf_fdpic_map_file_constdisp_on_uclinux()
962 			top = phdr->p_vaddr + phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
979 	phdr = params->phdrs;  in elf_fdpic_map_file_constdisp_on_uclinux()
980 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file_constdisp_on_uclinux()
984 		seg->addr = maddr + (phdr->p_vaddr - base);  in elf_fdpic_map_file_constdisp_on_uclinux()
985 		seg->p_vaddr = phdr->p_vaddr;  in elf_fdpic_map_file_constdisp_on_uclinux()
986 		seg->p_memsz = phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
988 		ret = read_code(file, seg->addr, phdr->p_offset,  in elf_fdpic_map_file_constdisp_on_uclinux()
989 				       phdr->p_filesz);  in elf_fdpic_map_file_constdisp_on_uclinux()
994 		if (phdr->p_offset == 0)  in elf_fdpic_map_file_constdisp_on_uclinux()
998 		if (phdr->p_filesz < phdr->p_memsz) {  in elf_fdpic_map_file_constdisp_on_uclinux()
999 			if (clear_user((void *) (seg->addr + phdr->p_filesz),  in elf_fdpic_map_file_constdisp_on_uclinux()
1000 				       phdr->p_memsz - phdr->p_filesz))  in elf_fdpic_map_file_constdisp_on_uclinux()
1005 			if (phdr->p_flags & PF_X) {  in elf_fdpic_map_file_constdisp_on_uclinux()
1009 						phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
1013 				mm->end_data = seg->addr + phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
1033 	struct elf32_phdr *phdr;  in elf_fdpic_map_file_by_direct_mmap()  local
1044 	phdr = params->phdrs;  in elf_fdpic_map_file_by_direct_mmap()
1045 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file_by_direct_mmap()
1049 		if (phdr->p_type != PT_LOAD)  in elf_fdpic_map_file_by_direct_mmap()
1053 		       (unsigned long) phdr->p_vaddr,  in elf_fdpic_map_file_by_direct_mmap()
1054 		       (unsigned long) phdr->p_offset,  in elf_fdpic_map_file_by_direct_mmap()
1055 		       (unsigned long) phdr->p_filesz,  in elf_fdpic_map_file_by_direct_mmap()
1056 		       (unsigned long) phdr->p_memsz);  in elf_fdpic_map_file_by_direct_mmap()
1059 		if (phdr->p_flags & PF_R) prot |= PROT_READ;  in elf_fdpic_map_file_by_direct_mmap()
1060 		if (phdr->p_flags & PF_W) prot |= PROT_WRITE;  in elf_fdpic_map_file_by_direct_mmap()
1061 		if (phdr->p_flags & PF_X) prot |= PROT_EXEC;  in elf_fdpic_map_file_by_direct_mmap()
1076 			maddr = phdr->p_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1087 				delta_vaddr = phdr->p_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1090 				maddr = load_addr + phdr->p_vaddr - delta_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1106 		disp = phdr->p_vaddr & ~PAGE_MASK;  in elf_fdpic_map_file_by_direct_mmap()
1107 		maddr = vm_mmap(file, maddr, phdr->p_memsz + disp, prot, flags,  in elf_fdpic_map_file_by_direct_mmap()
1108 				phdr->p_offset - disp);  in elf_fdpic_map_file_by_direct_mmap()
1111 		       loop, phdr->p_memsz + disp, prot, flags,  in elf_fdpic_map_file_by_direct_mmap()
1112 		       phdr->p_offset - disp, maddr);  in elf_fdpic_map_file_by_direct_mmap()
1119 			load_addr += PAGE_ALIGN(phdr->p_memsz + disp);  in elf_fdpic_map_file_by_direct_mmap()
1122 		seg->p_vaddr = phdr->p_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1123 		seg->p_memsz = phdr->p_memsz;  in elf_fdpic_map_file_by_direct_mmap()
1126 		if (phdr->p_offset == 0)  in elf_fdpic_map_file_by_direct_mmap()
1143 		excess = phdr->p_memsz - phdr->p_filesz;  in elf_fdpic_map_file_by_direct_mmap()
1144 		excess1 = PAGE_SIZE - ((maddr + phdr->p_filesz) & ~PAGE_MASK);  in elf_fdpic_map_file_by_direct_mmap()
1148 			unsigned long xaddr = maddr + phdr->p_filesz + excess1;  in elf_fdpic_map_file_by_direct_mmap()
1166 			       loop, maddr + phdr->p_filesz, excess1);  in elf_fdpic_map_file_by_direct_mmap()
1167 			if (clear_user((void __user *) maddr + phdr->p_filesz,  in elf_fdpic_map_file_by_direct_mmap()
1175 			       loop, maddr + phdr->p_filesz, excess);  in elf_fdpic_map_file_by_direct_mmap()
1176 			if (clear_user((void *) maddr + phdr->p_filesz, excess))  in elf_fdpic_map_file_by_direct_mmap()
1182 			if (phdr->p_flags & PF_X) {  in elf_fdpic_map_file_by_direct_mmap()
1185 					mm->end_code = maddr + phdr->p_memsz;  in elf_fdpic_map_file_by_direct_mmap()
1189 				mm->end_data = maddr + phdr->p_memsz;  in elf_fdpic_map_file_by_direct_mmap()
1339 static inline void fill_elf_note_phdr(struct elf_phdr *phdr, int sz, loff_t offset)  in fill_elf_note_phdr()  argument
1341 	phdr->p_type = PT_NOTE;  in fill_elf_note_phdr()
1342 	phdr->p_offset = offset;  in fill_elf_note_phdr()
1343 	phdr->p_vaddr = 0;  in fill_elf_note_phdr()
1344 	phdr->p_paddr = 0;  in fill_elf_note_phdr()
1345 	phdr->p_filesz = sz;  in fill_elf_note_phdr()
1346 	phdr->p_memsz = 0;  in fill_elf_note_phdr()
1347 	phdr->p_flags = 0;  in fill_elf_note_phdr()
1348 	phdr->p_align = 0;  in fill_elf_note_phdr()
1749 		struct elf_phdr phdr;  in elf_fdpic_core_dump()  local
1754 		phdr.p_type = PT_LOAD;  in elf_fdpic_core_dump()
1755 		phdr.p_offset = offset;  in elf_fdpic_core_dump()
1756 		phdr.p_vaddr = vma->vm_start;  in elf_fdpic_core_dump()
1757 		phdr.p_paddr = 0;  in elf_fdpic_core_dump()
1758 		phdr.p_filesz = maydump(vma, cprm->mm_flags) ? sz : 0;  in elf_fdpic_core_dump()
1759 		phdr.p_memsz = sz;  in elf_fdpic_core_dump()
1760 		offset += phdr.p_filesz;  in elf_fdpic_core_dump()
1761 		phdr.p_flags = vma->vm_flags & VM_READ ? PF_R : 0;  in elf_fdpic_core_dump()
1763 			phdr.p_flags |= PF_W;  in elf_fdpic_core_dump()
1765 			phdr.p_flags |= PF_X;  in elf_fdpic_core_dump()
1766 		phdr.p_align = ELF_EXEC_PAGESIZE;  in elf_fdpic_core_dump()
1768 		if (!dump_emit(cprm, &phdr, sizeof(phdr)))  in elf_fdpic_core_dump()