UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[PATCH] powerpc numa: Consolidate handling of Power4 special case 

Code to handle Power4's invalid node id (0xffff) is duplicated for cpu
and memory.  Better to handle this case in one place --
of_node_to_nid.  Overall behavior should be unchanged.

Signed-off-by: Nathan Lynch <nathanl@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Nathan Lynch 2006-03-20 18:36:15 -06:00 committed by Paul Mackerras
parent cf950b7af0
commit bc16a75926
1 changed files with 11 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
arch/powerpc/mm/numa.c
View File

@ -207,6 +207,11 @@ static int of_node_to_nid(struct device_node *device)
device->full_name);
nid = 0;
}
/* POWER4 LPAR uses 0xffff as invalid node */
if (nid == 0xffff)
nid = 0;
return nid;
}
@ -297,11 +302,6 @@ static int __cpuinit numa_setup_cpu(unsigned long lcpu)
nid = of_node_to_nid(cpu);
if (nid >= num_online_nodes()) {
/*
* POWER4 LPAR uses 0xffff as invalid node,
* dont warn in this case.
*/
if (nid != 0xffff)
printk(KERN_ERR "WARNING: cpu %ld "
"maps to invalid NUMA node %d\n",
lcpu, nid);
@ -442,7 +442,6 @@ new_range:
nid = of_node_to_nid(memory);
if (nid >= MAX_NUMNODES) {
if (nid != 0xffff)
printk(KERN_ERR "WARNING: memory at %lx maps "
"to invalid NUMA node %d\n", start,
nid);