redhat: selftests/bpf: Add cpuv4 variant

JIRA: https://issues.redhat.com/browse/RHEL-82993

Upstream status: RHEL only

We use special handling for BPF selftests variants. Add support for the
cpuv4 variant.

Signed-off-by: Viktor Malik <vmalik@redhat.com>

Author: viktormalik

redhat/kernel.spec.template

@@ -3263,7 +3263,7 @@ export CFLAGS="%{build_cflags}"
 # 'make install' for bpf is broken and upstream refuses to fix it.
 # Install the needed files manually.
 %{log_msg "install selftests"}
-for dir in bpf bpf/no_alu32 bpf/progs; do
+for dir in bpf bpf/no_alu32 bpf/cpuv4 bpf/progs; do
 	# In ARK, the rpm build continues even if some of the selftests
 	# cannot be built. It's not always possible to build selftests,
 	# as upstream sometimes dependens on too new llvm version or has
@@ -3279,14 +3279,17 @@ done
 
 %buildroot_save_unstripped "usr/libexec/kselftests/bpf/test_progs"
 %buildroot_save_unstripped "usr/libexec/kselftests/bpf/test_progs-no_alu32"
+%buildroot_save_unstripped "usr/libexec/kselftests/bpf/test_progs-cpuv4"
 
 # The urandom_read binary doesn't pass the check-rpaths check and upstream
 # refuses to fix it. So, we save it to buildroot_unstripped and delete it so it
 # will be hidden from check-rpaths and will automatically get restored later.
 %buildroot_save_unstripped "usr/libexec/kselftests/bpf/urandom_read"
 %buildroot_save_unstripped "usr/libexec/kselftests/bpf/no_alu32/urandom_read"
+%buildroot_save_unstripped "usr/libexec/kselftests/bpf/cpuv4/urandom_read"
 rm -f %{buildroot}/usr/libexec/kselftests/bpf/urandom_read
 rm -f %{buildroot}/usr/libexec/kselftests/bpf/no_alu32/urandom_read
+rm -f %{buildroot}/usr/libexec/kselftests/bpf/cpuv4/urandom_read
 
 popd
 %{log_msg "end build selftests"}