141 	struct elf_phdr *phdr;  in elf_fdpic_fetch_phdrs()  local
161 	phdr = params->phdrs;  in elf_fdpic_fetch_phdrs()
162 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_fetch_phdrs()
163 		if (phdr->p_type != PT_GNU_STACK)  in elf_fdpic_fetch_phdrs()
166 		if (phdr->p_flags & PF_X)  in elf_fdpic_fetch_phdrs()
171 		params->stack_size = phdr->p_memsz;  in elf_fdpic_fetch_phdrs()
186 	struct elf_phdr *phdr;  in load_elf_fdpic_binary()  local
229 	phdr = exec_params.phdrs;  in load_elf_fdpic_binary()
231 	for (i = 0; i < exec_params.hdr.e_phnum; i++, phdr++) {  in load_elf_fdpic_binary()
232 		switch (phdr->p_type) {  in load_elf_fdpic_binary()
235 			if (phdr->p_filesz > PATH_MAX)  in load_elf_fdpic_binary()
238 			if (phdr->p_filesz < 2)  in load_elf_fdpic_binary()
242 			interpreter_name = kmalloc(phdr->p_filesz, GFP_KERNEL);  in load_elf_fdpic_binary()
246 			pos = phdr->p_offset;  in load_elf_fdpic_binary()
248 					     phdr->p_filesz, &pos);  in load_elf_fdpic_binary()
249 			if (unlikely(retval != phdr->p_filesz)) {  in load_elf_fdpic_binary()
256 			if (interpreter_name[phdr->p_filesz - 1] != '\0')  in load_elf_fdpic_binary()
291 				exec_params.load_addr = phdr->p_vaddr;  in load_elf_fdpic_binary()
748 	struct elf_phdr *phdr;  in elf_fdpic_map_file()  local
805 	phdr = params->phdrs;  in elf_fdpic_map_file()
807 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file()
808 		if (phdr->p_type != PT_LOAD)  in elf_fdpic_map_file()
811 		if (phdr->p_offset > params->hdr.e_phoff ||  in elf_fdpic_map_file()
812 		    phdr->p_offset + phdr->p_filesz < stop)  in elf_fdpic_map_file()
817 			if (phdr->p_vaddr >= seg->p_vaddr &&  in elf_fdpic_map_file()
818 			    phdr->p_vaddr + phdr->p_filesz <=  in elf_fdpic_map_file()
821 					(phdr->p_vaddr - seg->p_vaddr) +  in elf_fdpic_map_file()
823 					params->hdr.e_phoff - phdr->p_offset;  in elf_fdpic_map_file()
831 	phdr = params->phdrs;  in elf_fdpic_map_file()
832 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file()
833 		if (phdr->p_type != PT_DYNAMIC)  in elf_fdpic_map_file()
838 			if (phdr->p_vaddr >= seg->p_vaddr &&  in elf_fdpic_map_file()
839 			    phdr->p_vaddr + phdr->p_memsz <=  in elf_fdpic_map_file()
845 					(phdr->p_vaddr - seg->p_vaddr) +  in elf_fdpic_map_file()
851 				if (phdr->p_memsz == 0 ||  in elf_fdpic_map_file()
852 				    phdr->p_memsz % sizeof(Elf_Dyn) != 0)  in elf_fdpic_map_file()
855 				tmp = phdr->p_memsz / sizeof(Elf_Dyn);  in elf_fdpic_map_file()
926 	struct elf_phdr *phdr;  in elf_fdpic_map_file_constdisp_on_uclinux()  local
935 	phdr = params->phdrs;  in elf_fdpic_map_file_constdisp_on_uclinux()
936 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file_constdisp_on_uclinux()
940 		if (base > phdr->p_vaddr)  in elf_fdpic_map_file_constdisp_on_uclinux()
941 			base = phdr->p_vaddr;  in elf_fdpic_map_file_constdisp_on_uclinux()
942 		if (top < phdr->p_vaddr + phdr->p_memsz)  in elf_fdpic_map_file_constdisp_on_uclinux()
943 			top = phdr->p_vaddr + phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
956 	phdr = params->phdrs;  in elf_fdpic_map_file_constdisp_on_uclinux()
957 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file_constdisp_on_uclinux()
961 		seg->addr = maddr + (phdr->p_vaddr - base);  in elf_fdpic_map_file_constdisp_on_uclinux()
962 		seg->p_vaddr = phdr->p_vaddr;  in elf_fdpic_map_file_constdisp_on_uclinux()
963 		seg->p_memsz = phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
965 		ret = read_code(file, seg->addr, phdr->p_offset,  in elf_fdpic_map_file_constdisp_on_uclinux()
966 				       phdr->p_filesz);  in elf_fdpic_map_file_constdisp_on_uclinux()
971 		if (phdr->p_offset == 0)  in elf_fdpic_map_file_constdisp_on_uclinux()
975 		if (phdr->p_filesz < phdr->p_memsz) {  in elf_fdpic_map_file_constdisp_on_uclinux()
976 			if (clear_user((void *) (seg->addr + phdr->p_filesz),  in elf_fdpic_map_file_constdisp_on_uclinux()
977 				       phdr->p_memsz - phdr->p_filesz))  in elf_fdpic_map_file_constdisp_on_uclinux()
982 			if (phdr->p_flags & PF_X) {  in elf_fdpic_map_file_constdisp_on_uclinux()
986 						phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
990 				mm->end_data = seg->addr + phdr->p_memsz;  in elf_fdpic_map_file_constdisp_on_uclinux()
1010 	struct elf_phdr *phdr;  in elf_fdpic_map_file_by_direct_mmap()  local
1021 	phdr = params->phdrs;  in elf_fdpic_map_file_by_direct_mmap()
1022 	for (loop = 0; loop < params->hdr.e_phnum; loop++, phdr++) {  in elf_fdpic_map_file_by_direct_mmap()
1026 		if (phdr->p_type != PT_LOAD)  in elf_fdpic_map_file_by_direct_mmap()
1030 		       (unsigned long) phdr->p_vaddr,  in elf_fdpic_map_file_by_direct_mmap()
1031 		       (unsigned long) phdr->p_offset,  in elf_fdpic_map_file_by_direct_mmap()
1032 		       (unsigned long) phdr->p_filesz,  in elf_fdpic_map_file_by_direct_mmap()
1033 		       (unsigned long) phdr->p_memsz);  in elf_fdpic_map_file_by_direct_mmap()
1036 		if (phdr->p_flags & PF_R) prot |= PROT_READ;  in elf_fdpic_map_file_by_direct_mmap()
1037 		if (phdr->p_flags & PF_W) prot |= PROT_WRITE;  in elf_fdpic_map_file_by_direct_mmap()
1038 		if (phdr->p_flags & PF_X) prot |= PROT_EXEC;  in elf_fdpic_map_file_by_direct_mmap()
1050 			maddr = phdr->p_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1061 				delta_vaddr = phdr->p_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1064 				maddr = load_addr + phdr->p_vaddr - delta_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1080 		disp = phdr->p_vaddr & ~PAGE_MASK;  in elf_fdpic_map_file_by_direct_mmap()
1081 		maddr = vm_mmap(file, maddr, phdr->p_memsz + disp, prot, flags,  in elf_fdpic_map_file_by_direct_mmap()
1082 				phdr->p_offset - disp);  in elf_fdpic_map_file_by_direct_mmap()
1085 		       loop, phdr->p_memsz + disp, prot, flags,  in elf_fdpic_map_file_by_direct_mmap()
1086 		       phdr->p_offset - disp, maddr);  in elf_fdpic_map_file_by_direct_mmap()
1093 			load_addr += PAGE_ALIGN(phdr->p_memsz + disp);  in elf_fdpic_map_file_by_direct_mmap()
1096 		seg->p_vaddr = phdr->p_vaddr;  in elf_fdpic_map_file_by_direct_mmap()
1097 		seg->p_memsz = phdr->p_memsz;  in elf_fdpic_map_file_by_direct_mmap()
1100 		if (phdr->p_offset == 0)  in elf_fdpic_map_file_by_direct_mmap()
1117 		excess = phdr->p_memsz - phdr->p_filesz;  in elf_fdpic_map_file_by_direct_mmap()
1118 		excess1 = PAGE_SIZE - ((maddr + phdr->p_filesz) & ~PAGE_MASK);  in elf_fdpic_map_file_by_direct_mmap()
1122 			unsigned long xaddr = maddr + phdr->p_filesz + excess1;  in elf_fdpic_map_file_by_direct_mmap()
1140 			       loop, maddr + phdr->p_filesz, excess1);  in elf_fdpic_map_file_by_direct_mmap()
1141 			if (clear_user((void __user *) maddr + phdr->p_filesz,  in elf_fdpic_map_file_by_direct_mmap()
1149 			       loop, maddr + phdr->p_filesz, excess);  in elf_fdpic_map_file_by_direct_mmap()
1150 			if (clear_user((void *) maddr + phdr->p_filesz, excess))  in elf_fdpic_map_file_by_direct_mmap()
1156 			if (phdr->p_flags & PF_X) {  in elf_fdpic_map_file_by_direct_mmap()
1159 					mm->end_code = maddr + phdr->p_memsz;  in elf_fdpic_map_file_by_direct_mmap()
1163 				mm->end_data = maddr + phdr->p_memsz;  in elf_fdpic_map_file_by_direct_mmap()
1258 static inline void fill_elf_note_phdr(struct elf_phdr *phdr, int sz, loff_t offset)  in fill_elf_note_phdr()  argument
1260 	phdr->p_type = PT_NOTE;  in fill_elf_note_phdr()
1261 	phdr->p_offset = offset;  in fill_elf_note_phdr()
1262 	phdr->p_vaddr = 0;  in fill_elf_note_phdr()
1263 	phdr->p_paddr = 0;  in fill_elf_note_phdr()
1264 	phdr->p_filesz = sz;  in fill_elf_note_phdr()
1265 	phdr->p_memsz = 0;  in fill_elf_note_phdr()
1266 	phdr->p_flags = 0;  in fill_elf_note_phdr()
1267 	phdr->p_align = 4;  in fill_elf_note_phdr()
1574 		struct elf_phdr phdr;  in elf_fdpic_core_dump()  local
1579 		phdr.p_type = PT_LOAD;  in elf_fdpic_core_dump()
1580 		phdr.p_offset = offset;  in elf_fdpic_core_dump()
1581 		phdr.p_vaddr = meta->start;  in elf_fdpic_core_dump()
1582 		phdr.p_paddr = 0;  in elf_fdpic_core_dump()
1583 		phdr.p_filesz = meta->dump_size;  in elf_fdpic_core_dump()
1584 		phdr.p_memsz = sz;  in elf_fdpic_core_dump()
1585 		offset += phdr.p_filesz;  in elf_fdpic_core_dump()
1586 		phdr.p_flags = 0;  in elf_fdpic_core_dump()
1588 			phdr.p_flags |= PF_R;  in elf_fdpic_core_dump()
1590 			phdr.p_flags |= PF_W;  in elf_fdpic_core_dump()
1592 			phdr.p_flags |= PF_X;  in elf_fdpic_core_dump()
1593 		phdr.p_align = ELF_EXEC_PAGESIZE;  in elf_fdpic_core_dump()
1595 		if (!dump_emit(cprm, &phdr, sizeof(phdr)))  in elf_fdpic_core_dump()