Jojo 在 2020年8月2日 +0800 AM8:09,Segher Boessenkool <seg...@kernel.crashing.org>,写道: > On Sat, Aug 01, 2020 at 07:02:07PM +0800, Jojo R wrote: > > +insn-generated-split-num = $(shell nproc) > > nproc isn't portable, is not the same on every system, and can lead to > a number of processes quadratic in the number of processors being > launched (say, if someone does make -jK with K some fraction of the > number of processors). > > (It is a bad choice anyway: nproc shows how many hardware threads are > available, not how many it is a good idea to use for optimal > performance; and it can be overridden by the user as well, via an > environment variable). > > You need to split to some fixed number of parts, where that fixed number > can depend on the target, but not on the host (or build machine) at all. > > > Segher
Ok & Thanks, It’s fixed in patch v5 Jojo