+ scripts-decode_stacktracesh-wrap-nm-with-util_prefix-and-util_suffix.patch added to mm-nonmm-unstable branch

+ scripts-decode_stacktracesh-wrap-nm-with-util_prefix-and-util_suffix.patch added to mm-nonmm-unstable branch

[Andrew Morton]

The patch titled
     Subject: scripts/decode_stacktrace.sh: wrap nm with UTIL_PREFIX and UTIL_SUFFIX
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     scripts-decode_stacktracesh-wrap-nm-with-util_prefix-and-util_suffix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/scripts-decode_stacktracesh-wrap-nm-with-util_prefix-and-util_suffix.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Xiong Nandi <xndchn@gmail.com>
Subject: scripts/decode_stacktrace.sh: wrap nm with UTIL_PREFIX and UTIL_SUFFIX
Date: Fri, 24 May 2024 12:25:59 +0800

Patch series "scripts/decode_stacktrace.sh: better support to ARM32".


This patch (of 2):

Since System.map is generated by cross-compile nm tool, we should use it here
too. Otherwise host nm may not recognize ARM Thumb-2 instruction address well.

Link: https://lkml.kernel.org/r/20240524042600.14738-1-xndchn@gmail.com
Link: https://lkml.kernel.org/r/20240524042600.14738-2-xndchn@gmail.com
Signed-off-by: Xiong Nandi <xndchn@gmail.com>
Reviewed-by: Elliot Berman <quic_eberman@quicinc.com>
Cc: Bjorn Andersson <quic_bjorande@quicinc.com>
Cc: Carlos Llamas <cmllamas@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 scripts/decode_stacktrace.sh |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/scripts/decode_stacktrace.sh~scripts-decode_stacktracesh-wrap-nm-with-util_prefix-and-util_suffix
+++ a/scripts/decode_stacktrace.sh
@@ -30,6 +30,7 @@ fi
 
 READELF=${UTIL_PREFIX}readelf${UTIL_SUFFIX}
 ADDR2LINE=${UTIL_PREFIX}addr2line${UTIL_SUFFIX}
+NM=${UTIL_PREFIX}nm${UTIL_SUFFIX}
 
 if [[ $1 == "-r" ]] ; then
 	vmlinux=""
@@ -158,7 +159,7 @@ parse_symbol() {
 	if [[ $aarray_support == true && "${cache[$module,$name]+isset}" == "isset" ]]; then
 		local base_addr=${cache[$module,$name]}
 	else
-		local base_addr=$(nm "$objfile" 2>/dev/null | awk '$3 == "'$name'" && ($2 == "t" || $2 == "T") {print $1; exit}')
+		local base_addr=$(${NM} "$objfile" 2>/dev/null | awk '$3 == "'$name'" && ($2 == "t" || $2 == "T") {print $1; exit}')
 		if [[ $base_addr == "" ]] ; then
 			# address not found
 			return
_

Patches currently in -mm which might be from xndchn@gmail.com are

scripts-decode_stacktracesh-wrap-nm-with-util_prefix-and-util_suffix.patch
scripts-decode_stacktracesh-better-support-to-arm32-module-stack-trace.patch