add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/tools/perf/util/dwarf-aux.c
..
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@@ -308,21 +308,8 @@
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 {
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 	Dwarf_Attribute attr;
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-	if (dwarf_attr(tp_die, attr_name, &attr) == NULL ||
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+	if (dwarf_attr_integrate(tp_die, attr_name, &attr) == NULL ||
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 	    dwarf_formudata(&attr, result) != 0)
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-		return -ENOENT;
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-
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-	return 0;
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-}
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-
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-/* Get attribute and translate it as a sdata */
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-static int die_get_attr_sdata(Dwarf_Die *tp_die, unsigned int attr_name,
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-			      Dwarf_Sword *result)
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-{
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-	Dwarf_Attribute attr;
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-
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-	if (dwarf_attr(tp_die, attr_name, &attr) == NULL ||
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-	    dwarf_formsdata(&attr, result) != 0)
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 		return -ENOENT;
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 	return 0;
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@@ -467,9 +454,9 @@
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 /* Get the call file index number in CU DIE */
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 static int die_get_call_fileno(Dwarf_Die *in_die)
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 {
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-	Dwarf_Sword idx;
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+	Dwarf_Word idx;
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-	if (die_get_attr_sdata(in_die, DW_AT_call_file, &idx) == 0)
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+	if (die_get_attr_udata(in_die, DW_AT_call_file, &idx) == 0)
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 		return (int)idx;
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 	else
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 		return -ENOENT;
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@@ -478,9 +465,9 @@
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 /* Get the declared file index number in CU DIE */
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 static int die_get_decl_fileno(Dwarf_Die *pdie)
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 {
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-	Dwarf_Sword idx;
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+	Dwarf_Word idx;
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-	if (die_get_attr_sdata(pdie, DW_AT_decl_file, &idx) == 0)
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+	if (die_get_attr_udata(pdie, DW_AT_decl_file, &idx) == 0)
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 		return (int)idx;
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 	else
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 		return -ENOENT;
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@@ -1094,7 +1081,7 @@
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 	ret = die_get_typename(vr_die, buf);
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 	if (ret < 0) {
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 		pr_debug("Failed to get type, make it unknown.\n");
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-		ret = strbuf_add(buf, " (unknown_type)", 14);
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+		ret = strbuf_add(buf, "(unknown_type)", 14);
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 	}
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 	return ret < 0 ? ret : strbuf_addf(buf, "\t%s", dwarf_diename(vr_die));