Merge tag 'nfs-for-6.4-1' of git://git.linux-nfs.org/projects/anna/linux-nfs

[linux-block.git] / scripts / mksysmap

diff --git a/scripts/mksysmap b/scripts/mksysmap
index ad8bbc52267d052d0d083a0f6b12e8faf7342a90..16a08b8ef2f83d5b9a16e4af4a998f1ae6dd17df 100755 (executable)
--- 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