Re: [PATCH 0/5] cleanups, fixes, and progress towards avoiding "make headers"

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Hi


On Fri, Jun 7, 2024 at 7:10 PM John Hubbard <jhubbard@xxxxxxxxxx> wrote:
>
> Eventually, once the build succeeds on a sufficiently old distro, the
> idea is to delete $(KHDR_INCLUDES) from the selftests/mm build, and then
> after that, from selftests/lib.mk and all of the other selftest builds.
>
> For now, this series merely achieves a clean build of selftests/mm on a
> not-so-old distro: Ubuntu 23.04:
>
> 1. Add __NR_mseal.
>
> 2. Add fs.h, taken as usual from a snapshot of ./usr/include/linux/fs.h
> after running "make headers". This is how we have agreed to do this sort
> of thing, see [1].
>
What is the "official" way to build selftests/mm ?
I tried a few ways, but it never worked, i.e. due to head missing.

1>
cd tools/testing/selftests/mm
make

migration.c:10:10: fatal error: numa.h: No such file or directory
   10 | #include <numa.h>
      |          ^~~~~~~~
compilation terminated.

2>
make headers
make -C tools/testing/selftests

make[1]: Entering directory
'/usr/local/google/home/jeffxu/mm/tools/testing/selftests/mm'
  CC       migration
migration.c:10:10: fatal error: numa.h: No such file or directory
   10 | #include <numa.h>

Thanks!
-Jeff





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