diff options
Diffstat (limited to 'kernel/gen_kheaders.sh')
| -rwxr-xr-x | kernel/gen_kheaders.sh | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/kernel/gen_kheaders.sh b/kernel/gen_kheaders.sh index e13ca842eb7e..473036b43c83 100755 --- a/kernel/gen_kheaders.sh +++ b/kernel/gen_kheaders.sh @@ -31,18 +31,18 @@ if [ "$building_out_of_srctree" ]; then fi all_dirs="$all_dirs $dir_list" -# include/generated/compile.h is ignored because it is touched even when none -# of the source files changed. +# include/generated/utsversion.h is ignored because it is generated after this +# script is executed. (utsversion.h is unneeded for kheaders) # # When Kconfig regenerates include/generated/autoconf.h, its timestamp is # updated, but the contents might be still the same. When any CONFIG option is -# changed, Kconfig touches the corresponding timestamp file include/config/*.h. +# changed, Kconfig touches the corresponding timestamp file include/config/*. # Hence, the md5sum detects the configuration change anyway. We do not need to # check include/generated/autoconf.h explicitly. # # Ignore them for md5 calculation to avoid pointless regeneration. headers_md5="$(find $all_dirs -name "*.h" | - grep -v "include/generated/compile.h" | + grep -v "include/generated/utsversion.h" | grep -v "include/generated/autoconf.h" | xargs ls -l | md5sum | cut -d ' ' -f1)" @@ -56,9 +56,7 @@ if [ -f kernel/kheaders.md5 ] && exit fi -if [ "${quiet}" != "silent_" ]; then - echo " GEN $tarfile" -fi +echo " GEN $tarfile" rm -rf $cpio_dir mkdir $cpio_dir @@ -76,7 +74,7 @@ fi # of tree builds having stale headers in srctree. Just silence CPIO for now. for f in $dir_list; do find "$f" -name "*.h"; -done | cpio --quiet -pd $cpio_dir >/dev/null 2>&1 +done | cpio --quiet -pdu $cpio_dir >/dev/null 2>&1 # Remove comments except SDPX lines find $cpio_dir -type f -print0 | @@ -88,7 +86,7 @@ find $cpio_dir -type f -print0 | find $cpio_dir -printf "./%P\n" | LC_ALL=C sort | \ tar "${KBUILD_BUILD_TIMESTAMP:+--mtime=$KBUILD_BUILD_TIMESTAMP}" \ --owner=0 --group=0 --numeric-owner --no-recursion \ - -Jcf $tarfile -C $cpio_dir/ -T - > /dev/null + -I $XZ -cf $tarfile -C $cpio_dir/ -T - > /dev/null echo $headers_md5 > kernel/kheaders.md5 echo "$this_file_md5" >> kernel/kheaders.md5 |