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-rwxr-xr-xscripts/mksysmap24
1 files changed, 20 insertions, 4 deletions
diff --git a/scripts/mksysmap b/scripts/mksysmap
index ad8bbc52267d..16a08b8ef2f8 100755
--- a/scripts/mksysmap
+++ b/scripts/mksysmap
@@ -37,8 +37,24 @@
# readprofile starts reading symbols when _stext is found, and
# continue until it finds a symbol which is not either of 'T', 't',
-# 'W' or 'w'. __crc_ are 'A' and placed in the middle
-# so we just ignore them to let readprofile continue to work.
-# (At least sparc64 has __crc_ in the middle).
+# 'W' or 'w'.
+#
+# Ignored prefixes:
+# $ - local symbols for ARM, MIPS, etc.
+# .L - local labels, .LBB,.Ltmpxxx,.L__unnamed_xx,.LASANPC, etc.
+# __crc_ - modversions
+# __kstrtab_ - EXPORT_SYMBOL (symbol name)
+# __kstrtabns_ - EXPORT_SYMBOL (namespace)
+#
+# Ignored symbols:
+# L0 - for LoongArch?
-$NM -n $1 | grep -v '\( [aNUw] \)\|\(__crc_\)\|\( \$[adt]\)\|\( \.L\)\|\( L0\)' > $2
+$NM -n $1 | grep -v \
+ -e ' [aNUw] ' \
+ -e ' \$' \
+ -e ' \.L' \
+ -e ' __crc_' \
+ -e ' __kstrtab_' \
+ -e ' __kstrtabns_' \
+ -e ' L0$' \
+> $2