LU-3992 libcfs: Fix NUMA emulated mode

Kernel commit c1c3443c9c5e9be92641029ed229a41563e44506
assigns all allowed cpus to emulated node.

End cpt initialization loop when all CPUs are assigned.

Change-Id: I4cf22e4cf58cd8377cf19af30217fec72503be69
Signed-off-by: Andriy Skulysh <Andriy_Skulysh@xyratex.com>
Reviewed-on: http://review.whamcloud.com/7724
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Liang Zhen <liang.zhen@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>

diff --git a/libcfs/libcfs/linux/linux-cpu.c b/libcfs/libcfs/linux/linux-cpu.c
index eea82ee..18bbcfb 100644 (file)
--- a/libcfs/libcfs/linux/linux-cpu.c
+++ b/libcfs/libcfs/linux/linux-cpu.c
@@ -814,8 +814,12 @@ cfs_cpt_table_create(int ncpt)
                        struct cfs_cpu_partition *part;
                        int    n;
 
                        struct cfs_cpu_partition *part;
                        int    n;
 

-                       if (cpt >= ncpt)
-                               goto failed;
+                       /* Each emulated NUMA node has all allowed CPUs in
+                        * the mask.
+                        * End loop when all partitions have assigned CPUs.
+                        */
+                       if (cpt == ncpt)
+                               break;

 
                        part = &cptab->ctb_parts[cpt];
 
 
                        part = &cptab->ctb_parts[cpt];