diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 4ce94f4..eb95629 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -10203,6 +10203,241 @@ static int perf_event_uprobe_open_legacy(const char *probe_name, bool retprobe,
 	return pfd;
 }
 
+/* uprobes deal in relative offsets; subtract the base address associated with
+ * the mapped binary.  See Documentation/trace/uprobetracer.rst for more
+ * details.
+ */
+static long elf_find_relative_offset(Elf *elf,  long addr)
+{
+	size_t n;
+	int i;
+
+	if (elf_getphdrnum(elf, &n)) {
+		pr_warn("elf: failed to find program headers: %s\n",
+			elf_errmsg(-1));
+		return -ENOENT;
+	}
+
+	for (i = 0; i < n; i++) {
+		int seg_start, seg_end, seg_offset;
+		GElf_Phdr phdr;
+
+		if (!gelf_getphdr(elf, i, &phdr)) {
+			pr_warn("elf: failed to get program header %d: %s\n",
+				i, elf_errmsg(-1));
+			return -ENOENT;
+		}
+		if (phdr.p_type != PT_LOAD || !(phdr.p_flags & PF_X))
+			continue;
+
+		seg_start = phdr.p_vaddr;
+		seg_end = seg_start + phdr.p_memsz;
+		seg_offset = phdr.p_offset;
+		if (addr >= seg_start && addr < seg_end)
+			return addr -  seg_start + seg_offset;
+	}
+	pr_warn("elf: failed to find prog header containing 0x%lx\n", addr);
+	return -ENOENT;
+}
+
+/* Return next ELF section of sh_type after scn, or first of that type
+ * if scn is NULL.
+ */
+static Elf_Scn *elf_find_next_scn_by_type(Elf *elf, int sh_type, Elf_Scn *scn)
+{
+	while ((scn = elf_nextscn(elf, scn)) != NULL) {
+		GElf_Shdr sh;
+
+		if (!gelf_getshdr(scn, &sh))
+			continue;
+		if (sh.sh_type == sh_type)
+			break;
+	}
+	return scn;
+}
+
+/* For Position-Independent Code-based libraries, a table of trampolines
+ * (Procedure Linking Table) is used to support resolution of symbol
+ * names at linking time.  The goal here is to find the offset associated
+ * with the jump to the actual library function.  If we can instrument that
+ * locally in the specific binary (rather than instrumenting glibc say),
+ * overheads are greatly reduced.
+ *
+ * The method used is to find the .plt section and determine the offset
+ * of the relevant entry (given by the base address plus the index
+ * of the function multiplied by the size of a .plt entry).
+ */
+static ssize_t elf_find_plt_offset(Elf *elf, size_t ndx)
+{
+	Elf_Scn *scn = NULL;
+	size_t shstrndx;
+
+	if (elf_getshdrstrndx(elf, &shstrndx)) {
+		pr_debug("elf: failed to get section names section index: %s\n",
+			 elf_errmsg(-1));
+		return -LIBBPF_ERRNO__FORMAT;
+	}
+	while ((scn = elf_find_next_scn_by_type(elf, SHT_PROGBITS, scn))) {
+		long plt_entry_sz, plt_base;
+		const char *name;
+		GElf_Shdr sh;
+
+		if (!gelf_getshdr(scn, &sh))
+			continue;
+		name = elf_strptr(elf, shstrndx, sh.sh_name);
+		if (!name || strcmp(name, ".plt") != 0)
+			continue;
+		plt_base = sh.sh_addr;
+		plt_entry_sz = sh.sh_entsize;
+		return plt_base + (ndx * plt_entry_sz);
+	}
+	pr_debug("elf: no .plt section found\n");
+	return -LIBBPF_ERRNO__FORMAT;
+}
+
+/* Find offset of function name in object specified by path.  "name" matches
+ * symbol name or name@@LIB for library functions.
+ */
+static long elf_find_func_offset(const char *binary_path, const char *name)
+{
+	int fd, i, sh_types[2] = { SHT_DYNSYM, SHT_SYMTAB };
+	bool is_shared_lib, is_name_qualified;
+	size_t name_len, sym_ndx = -1;
+	char errmsg[STRERR_BUFSIZE];
+	long ret = -ENOENT;
+	GElf_Ehdr ehdr;
+	Elf *elf;
+
+	fd = open(binary_path, O_RDONLY | O_CLOEXEC);
+	if (fd < 0) {
+		ret = -errno;
+		pr_warn("failed to open %s: %s\n", binary_path,
+			libbpf_strerror_r(ret, errmsg, sizeof(errmsg)));
+		return ret;
+	}
+	elf = elf_begin(fd, ELF_C_READ_MMAP, NULL);
+	if (!elf) {
+		pr_warn("elf: could not read elf from %s: %s\n", binary_path, elf_errmsg(-1));
+		close(fd);
+		return -LIBBPF_ERRNO__FORMAT;
+	}
+	if (!gelf_getehdr(elf, &ehdr)) {
+		pr_warn("elf: failed to get ehdr from %s: %s\n", binary_path, elf_errmsg(-1));
+		ret = -LIBBPF_ERRNO__FORMAT;
+		goto out;
+	}
+	/* for shared lib case, we do not need to calculate relative offset */
+	is_shared_lib = ehdr.e_type == ET_DYN;
+
+	name_len = strlen(name);
+	/* Does name specify "@@LIB"? */
+	is_name_qualified = strstr(name, "@@") != NULL;
+
+	/* Search SHT_DYNSYM, SHT_SYMTAB for symbol.  This search order is used because if
+	 * the symbol is found in SHY_DYNSYM, the index in that table tells us which index
+	 * to use in the Procedure Linking Table to instrument calls to the shared library
+	 * function, but locally in the binary rather than in the shared library ifself.
+	 * If a binary is stripped, it may also only have SHT_DYNSYM, and a fully-statically
+	 * linked binary may not have SHT_DYMSYM, so absence of a section should not be
+	 * reported as a warning/error.
+	 */
+	for (i = 0; i < ARRAY_SIZE(sh_types); i++) {
+		size_t strtabidx, ndx, nr_syms;
+		Elf_Data *symbols = NULL;
+		Elf_Scn *scn = NULL;
+		int last_bind = -1;
+		const char *sname;
+		GElf_Shdr sh;
+
+		scn = elf_find_next_scn_by_type(elf, sh_types[i], NULL);
+		if (!scn) {
+			pr_debug("elf: failed to find symbol table ELF sections in %s\n",
+				 binary_path);
+			continue;
+		}
+		if (!gelf_getshdr(scn, &sh))
+			continue;
+		strtabidx = sh.sh_link;
+		symbols = elf_getdata(scn, 0);
+		if (!symbols) {
+			pr_warn("elf: failed to get symbols for symtab section in %s: %s\n",
+				binary_path, elf_errmsg(-1));
+			ret = -LIBBPF_ERRNO__FORMAT;
+			goto out;
+		}
+		nr_syms = symbols->d_size / sh.sh_entsize;
+
+		for (ndx = 0; ndx < nr_syms; ndx++) {
+			int curr_bind;
+			GElf_Sym sym;
+
+			if (!gelf_getsym(symbols, ndx, &sym))
+				continue;
+			if (GELF_ST_TYPE(sym.st_info) != STT_FUNC)
+				continue;
+
+			sname = elf_strptr(elf, strtabidx, sym.st_name);
+			if (!sname)
+				continue;
+			curr_bind = GELF_ST_BIND(sym.st_info);
+
+			/* User can specify func, func@@LIB or func@@LIB_VERSION. */
+			if (strncmp(sname, name, name_len) != 0)
+				continue;
+			/* ...but we don't want a search for "foo" to match 'foo2" also, so any
+			 * additional characters in sname should be of the form "@@LIB".
+			 */
+			if (!is_name_qualified && strlen(sname) > name_len &&
+			    sname[name_len] != '@')
+				continue;
+
+			if (ret >= 0 && last_bind != -1) {
+				/* handle multiple matches */
+				if (last_bind != STB_WEAK && curr_bind != STB_WEAK) {
+					/* Only accept one non-weak bind. */
+					pr_warn("elf: ambiguous match for '%s': %s\n",
+						sname, name);
+					ret = -LIBBPF_ERRNO__FORMAT;
+					goto out;
+				} else if (curr_bind == STB_WEAK) {
+					/* already have a non-weak bind, and
+					 * this is a weak bind, so ignore.
+					 */
+					continue;
+				}
+			}
+			ret = sym.st_value;
+			last_bind = curr_bind;
+			sym_ndx = ndx;
+		}
+		/* The index of the entry in SHT_DYNSYM gives us the index into the PLT */
+		if (ret == 0 && sh_types[i] == SHT_DYNSYM)
+			ret = elf_find_plt_offset(elf, sym_ndx);
+		/* For binaries that are not shared libraries, we need relative offset */
+		if (ret > 0 && !is_shared_lib)
+			ret = elf_find_relative_offset(elf, ret);
+		if (ret > 0)
+			break;
+	}
+
+	if (ret > 0) {
+		pr_debug("elf: symbol address match for '%s': 0x%lx\n", name, ret);
+	} else {
+		if (ret == 0) {
+			pr_warn("elf: '%s' is 0 in symtab for '%s': %s\n", name, binary_path,
+				is_shared_lib ? "should not be 0 in a shared library" :
+						"try using shared library path instead");
+			ret = -ENOENT;
+		} else {
+			pr_warn("elf: failed to find symbol '%s' in '%s'\n", name, binary_path);
+		}
+	}
+out:
+	elf_end(elf);
+	close(fd);
+	return ret;
+}
+
 LIBBPF_API struct bpf_link *
 bpf_program__attach_uprobe_opts(const struct bpf_program *prog, pid_t pid,
 				const char *binary_path, size_t func_offset,
@@ -10214,6 +10449,7 @@ static int perf_event_uprobe_open_legacy(const char *probe_name, bool retprobe,
 	size_t ref_ctr_off;
 	int pfd, err;
 	bool retprobe, legacy;
+	const char *func_name;
 
 	if (!OPTS_VALID(opts, bpf_uprobe_opts))
 		return libbpf_err_ptr(-EINVAL);
@@ -10222,6 +10458,20 @@ static int perf_event_uprobe_open_legacy(const char *probe_name, bool retprobe,
 	ref_ctr_off = OPTS_GET(opts, ref_ctr_offset, 0);
 	pe_opts.bpf_cookie = OPTS_GET(opts, bpf_cookie, 0);
 
+	func_name = OPTS_GET(opts, func_name, NULL);
+	if (func_name) {
+		long sym_off;
+
+		if (!binary_path) {
+			pr_warn("name-based attach requires binary_path\n");
+			return libbpf_err_ptr(-EINVAL);
+		}
+		sym_off = elf_find_func_offset(binary_path, func_name);
+		if (sym_off < 0)
+			return libbpf_err_ptr(sym_off);
+		func_offset += (size_t)sym_off;
+	}
+
 	legacy = determine_uprobe_perf_type() < 0;
 	if (!legacy) {
 		pfd = perf_event_open_probe(true /* uprobe */, retprobe, binary_path,
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index 5762b57..1de3eeb 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -433,9 +433,17 @@ struct bpf_uprobe_opts {
 	__u64 bpf_cookie;
 	/* uprobe is return probe, invoked at function return time */
 	bool retprobe;
+	/* name of function name or function@@LIBRARY.  Partial matches
+	 * work for library functions, such as printf, printf@@GLIBC.
+	 * To specify function entry, func_offset argument should be 0 and
+	 * func_name should specify function to trace.  To trace an offset
+	 * within the function, specify func_name and use func_offset
+	 * argument to specify argument _within_ the function.
+	 */
+	const char *func_name;
 	size_t :0;
 };
-#define bpf_uprobe_opts__last_field retprobe
+#define bpf_uprobe_opts__last_field func_name
 
 /**
  * @brief **bpf_program__attach_uprobe()** attaches a BPF program
