As we add the ability to do DLPAR of additional devices through
the sysfs interface we need to know which devices are supported.
This adds the reporting of supported devices with a comma separated
list reported in the existing /sys/kernel/dlpar.
Signed-off-by: Nathan Fontenot <nf...@linux.vnet.ibm.com>
---
arch/powerpc/platforms/pseries/dlpar.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/pseries/dlpar.c
b/arch/powerpc/platforms/pseries/dlpar.c
index 76caa4a..1152590 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -551,7 +551,13 @@ static ssize_t dlpar_store(struct class *class, struct
class_attribute *attr,
return rc ? rc : count;
}
-static CLASS_ATTR(dlpar, S_IWUSR, NULL, dlpar_store);
+static ssize_t dlpar_show(struct class *class, struct class_attribute *attr,
+ char *buf)
+{
+ return sprintf(buf, "%s\n", "memory,cpu");
+}
+
+static CLASS_ATTR(dlpar, S_IWUSR | S_IRUSR, dlpar_show, dlpar_store);
static int __init pseries_dlpar_init(void)
{
