46 	size_t len;  in kstrdup()  local
52 	len = strlen(s) + 1;  in kstrdup()
53 	buf = kmalloc_track_caller(len, gfp);  in kstrdup()
55 		memcpy(buf, s, len);  in kstrdup()
86 	size_t len;  in kstrndup()  local
92 	len = strnlen(s, max);  in kstrndup()
93 	buf = kmalloc_track_caller(len+1, gfp);  in kstrndup()
95 		memcpy(buf, s, len);  in kstrndup()
96 		buf[len] = '\0';  in kstrndup()
109 void *kmemdup(const void *src, size_t len, gfp_t gfp)  in kmemdup()  argument
113 	p = kmalloc_track_caller(len, gfp);  in kmemdup()
115 		memcpy(p, src, len);  in kmemdup()
128 void *memdup_user(const void __user *src, size_t len)  in memdup_user()  argument
137 	p = kmalloc_track_caller(len, GFP_KERNEL);  in memdup_user()
141 	if (copy_from_user(p, src, len)) {  in memdup_user()
287 	unsigned long len, unsigned long prot,  in vm_mmap_pgoff()  argument
297 		ret = do_mmap_pgoff(file, addr, len, prot, flag, pgoff,  in vm_mmap_pgoff()
307 	unsigned long len, unsigned long prot,  in vm_mmap()  argument
310 	if (unlikely(offset + PAGE_ALIGN(len) < offset))  in vm_mmap()
315 	return vm_mmap_pgoff(file, addr, len, prot, flag, offset >> PAGE_SHIFT);  in vm_mmap()
430 	unsigned int len;  in get_cmdline()  local
437 	len = mm->arg_end - mm->arg_start;  in get_cmdline()
439 	if (len > buflen)  in get_cmdline()
440 		len = buflen;  in get_cmdline()
442 	res = access_process_vm(task, mm->arg_start, buffer, len, 0);  in get_cmdline()
448 	if (res > 0 && buffer[res-1] != '\0' && len < buflen) {  in get_cmdline()
449 		len = strnlen(buffer, res);  in get_cmdline()
450 		if (len < res) {  in get_cmdline()
451 			res = len;  in get_cmdline()
453 			len = mm->env_end - mm->env_start;  in get_cmdline()
454 			if (len > buflen - res)  in get_cmdline()
455 				len = buflen - res;  in get_cmdline()
457 						 buffer+res, len, 0);  in get_cmdline()