Patch "perf probe: Use dwarf_attr_integrate as generic DWARF attr accessor" has been added to the 4.19-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    perf probe: Use dwarf_attr_integrate as generic DWARF attr accessor

to the 4.19-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     perf-probe-use-dwarf_attr_integrate-as-generic-dwarf.patch
and it can be found in the queue-4.19 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit f1950d4660bd829816ab733a9e364337a32b1cb1
Author: Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>
Date:   Tue Nov 1 22:48:39 2022 +0900

    perf probe: Use dwarf_attr_integrate as generic DWARF attr accessor
    
    [ Upstream commit f828929ab7f0dc3353e4a617f94f297fa8f3dec3 ]
    
    Use dwarf_attr_integrate() instead of dwarf_attr() for generic attribute
    acccessor functions, so that it can find the specified attribute from
    abstact origin DIE etc.
    
    Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
    Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>
    Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
    Cc: Ingo Molnar <mingo@xxxxxxxxxx>
    Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
    Cc: Mark Rutland <mark.rutland@xxxxxxx>
    Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
    Cc: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
    Link: https://lore.kernel.org/r/166731051988.2100653.13595339994343449770.stgit@devnote3
    Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
    Stable-dep-of: a9dfc46c67b5 ("perf probe: Fix to get the DW_AT_decl_file and DW_AT_call_file as unsinged data")
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c
index 230e94bf7775..3b7386527794 100644
--- a/tools/perf/util/dwarf-aux.c
+++ b/tools/perf/util/dwarf-aux.c
@@ -267,7 +267,7 @@ static int die_get_attr_udata(Dwarf_Die *tp_die, unsigned int attr_name,
 {
 	Dwarf_Attribute attr;
 
-	if (dwarf_attr(tp_die, attr_name, &attr) == NULL ||
+	if (dwarf_attr_integrate(tp_die, attr_name, &attr) == NULL ||
 	    dwarf_formudata(&attr, result) != 0)
 		return -ENOENT;
 
@@ -280,7 +280,7 @@ static int die_get_attr_sdata(Dwarf_Die *tp_die, unsigned int attr_name,
 {
 	Dwarf_Attribute attr;
 
-	if (dwarf_attr(tp_die, attr_name, &attr) == NULL ||
+	if (dwarf_attr_integrate(tp_die, attr_name, &attr) == NULL ||
 	    dwarf_formsdata(&attr, result) != 0)
 		return -ENOENT;