Commit de0cae92 authored by Masahiro Yamada's avatar Masahiro Yamada
Browse files

kheaders: avoid unnecessary process forks of grep 



Exclude include/generated/{utsversion.h,autoconf.h} by using the -path
option to reduce the cost of forking new processes.

No functional changes are intended.

Signed-off-by: default avatarMasahiro Yamada <masahiroy@kernel.org>
parent 41e86fe7

kernel/gen_kheaders.sh

+3 −3
Original line number Diff line number Diff line
@@ -48,9 +48,9 @@ all_dirs="$all_dirs $dir_list" 
# check include/generated/autoconf.h explicitly.

#

# Ignore them for md5 calculation to avoid pointless regeneration.

headers_md5="$(find $all_dirs -name "*.h"			|

		grep -v "include/generated/utsversion.h"	|

		grep -v "include/generated/autoconf.h"	|

headers_md5="$(find $all_dirs -name "*.h" -a			\

		! -path include/generated/utsversion.h -a	\

		! -path include/generated/autoconf.h		|

		xargs ls -l | md5sum | cut -d ' ' -f1)"



# Any changes to this script will also cause a rebuild of the archive.