提交 e9d764f8 编写于 作者: N Nathan Fontenot 提交者: Michael Ellerman

powerpc/pseries: Enable kernel CPU dlpar from sysfs

Enable new kernel cpu hotplug functionality by allowing cpu dlpar requests
to be initiated from sysfs.
Signed-off-by: NNathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: NMichael Ellerman <mpe@ellerman.id.au>
上级 90edf184
......@@ -356,6 +356,9 @@ static int handle_dlpar_errorlog(struct pseries_hp_errorlog *hp_elog)
case PSERIES_HP_ELOG_RESOURCE_MEM:
rc = dlpar_memory(hp_elog);
break;
case PSERIES_HP_ELOG_RESOURCE_CPU:
rc = dlpar_cpu(hp_elog);
break;
default:
pr_warn_ratelimited("Invalid resource (%d) specified\n",
hp_elog->resource);
......@@ -385,6 +388,9 @@ static ssize_t dlpar_store(struct class *class, struct class_attribute *attr,
if (!strncmp(arg, "memory", 6)) {
hp_elog->resource = PSERIES_HP_ELOG_RESOURCE_MEM;
arg += strlen("memory ");
} else if (!strncmp(arg, "cpu", 3)) {
hp_elog->resource = PSERIES_HP_ELOG_RESOURCE_CPU;
arg += strlen("cpu ");
} else {
pr_err("Invalid resource specified: \"%s\"\n", buf);
rc = -EINVAL;
......
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