From e7485da1fac2e6c8f56538d720bcaa8a1f26101c Mon Sep 17 00:00:00 2001
From: Dan Mick <dan.mick@redhat.com>
Date: Thu, 23 Mar 2017 19:35:08 -0700
Subject: [PATCH] ceph.spec.in: derive _smp_ncpus and use it for -DBOOST_J

Signed-off-by: Dan Mick <dan.mick@redhat.com>
---
 ceph.spec.in | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ceph.spec.in b/ceph.spec.in
index 884050ad648f7..ed9e474f34545 100644
--- a/ceph.spec.in
+++ b/ceph.spec.in
@@ -785,6 +785,11 @@ env | sort
 %endif
 %endif
 
+# unlimit _smp_mflags in system macro if not set above
+%define _smp_ncpus_max 0
+# extract the number of processors for use with cmake
+%define _smp_ncpus %(echo %{_smp_mflags} | sed 's/-j//')
+
 mkdir build
 cd build
 cmake .. \
@@ -823,8 +828,9 @@ cmake .. \
 %endif
     $CEPH_EXTRA_CMAKE_ARGS \
 %if 0%{with ocf}
-    -DWITH_OCF=ON
+    -DWITH_OCF=ON \
 %endif
+    -DBOOST_J=%{_smp_ncpus}
 
 make %{?_smp_mflags}
 
-- 
2.39.5