kernel-doc: small kernel-doc optimization Get the kernel version string only once from the environment, thus slightly speeding up kernel-doc. Signed-off-by: Borislav Petkov <bbpetkov@yahoo.de> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/scripts/kernel-doc b/scripts/kernel-doc index a325a0c..e5bf649 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc
@@ -337,6 +337,7 @@ } return $version; } +my $kernelversion = get_kernel_version(); # generate a sequence of code that will splice in highlighting information # using the s// operator. @@ -610,7 +611,7 @@ print "<refmeta>\n"; print " <refentrytitle><phrase>".$args{'function'}."</phrase></refentrytitle>\n"; print " <manvolnum>9</manvolnum>\n"; - print " <refmiscinfo class=\"version\">" . get_kernel_version() . "</refmiscinfo>\n"; + print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n"; print "</refmeta>\n"; print "<refnamediv>\n"; print " <refname>".$args{'function'}."</refname>\n"; @@ -687,7 +688,7 @@ print "<refmeta>\n"; print " <refentrytitle><phrase>".$args{'type'}." ".$args{'struct'}."</phrase></refentrytitle>\n"; print " <manvolnum>9</manvolnum>\n"; - print " <refmiscinfo class=\"version\">" . get_kernel_version() . "</refmiscinfo>\n"; + print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n"; print "</refmeta>\n"; print "<refnamediv>\n"; print " <refname>".$args{'type'}." ".$args{'struct'}."</refname>\n"; @@ -772,7 +773,7 @@ print "<refmeta>\n"; print " <refentrytitle><phrase>enum ".$args{'enum'}."</phrase></refentrytitle>\n"; print " <manvolnum>9</manvolnum>\n"; - print " <refmiscinfo class=\"version\">" . get_kernel_version() . "</refmiscinfo>\n"; + print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n"; print "</refmeta>\n"; print "<refnamediv>\n"; print " <refname>enum ".$args{'enum'}."</refname>\n"; 