On Tue, Nov 14, 2017 at 06:04:49PM +0900, Masahiro Yamada wrote: > diff --git a/scripts/coccicheck b/scripts/coccicheck > index 040a8b1..7da82a1 100755 > --- a/scripts/coccicheck > +++ b/scripts/coccicheck > @@ -70,6 +64,13 @@ if [ "$C" = "1" -o "$C" = "2" ]; then > # Take only the last argument, which is the C file to test > shift $(( $# - 1 )) > OPTIONS="$COCCIINCLUDE $1" > + > + # If -j option is given to Make, scripts/coccicheck runs in parallel. > + # If coccinelle also runs in parallel, it fails because multiple > processes > + # try to get access to the same subdirectory that stores stdout/stderr. > + # No need to parallelize coccinelle in this case - this mode takes only > + # one file input. > + NPROC=1
Shouldn't this also warn to the user, and recommend to use a proper form to parallelize coccinelle? Otherwise a user might get the impression they are parallelizing coccinelle where they really did not. Luis > else > ONLINE=0 > if [ "$KBUILD_EXTMOD" = "" ] ; then
